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Презентация на тему Tumors of genitourinary organs

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Tumors of the kidney
TUMORS OF GENITOURINARY ORGANS Tumors of the kidney Tumors of the kidneyThe most common kind of tumor of the kidney Tumors of the kidneyThe tumors of the kidney in adults make up Classification of tumors of the kidneyTumor of the renal parenchyma:- Benign tumors: Classification of malignant tumors of the kidney in stages:Tumor within the limits of renal capsule Classification of International Agency for Cancer Research:T1 – a tumor of small Classification of International Agency for Cancer Research:N0 – there is no damage Classification of International Agency for Cancer Research:N3 – not dislodged metastatic regional Classification of International Agency for Cancer Research:  M0 – absence of Benign Tumors of the kidneyAdenoma of the cortex of the kidney is Benign Tumors of the kidneyOncocytomas are spherical, distinctly limited formations that may Benign Tumors of the kidneyAngiomyolipomas. These tumors consist of blood vessels, muscular Malignant TumorsRenal Cell Carcinoma (Hypernephroma, Renal Adenocarcinoma) Wilms’ TumorWilms’ Tumor is nephroblastoma of the kidney. The tumor is named Tumors of the Urinary BladderTumors of the urinary bladder make up about Tumors of the Urinary BladderAccording to the world statistics, frequency of this Classification is valid only while observing the following conditions:  It is Bening Prostatic HyperplasiaUntil recently benign prostatic hyperpasia was considered as rather age Bening Prostatic HyperplasiaThe prostate gland is the male organ most commonly afflicted Bening Prostatic HyperplasiaThe posterior surface of the prostate is separated from the Bening Prostatic HyperplasiaThe normal prostate measures 3–4 cm at the base, 4–6 Bening Prostatic HyperplasiaIncidence & Epidemiology Bening Prostatic HyperplasiaBPH is the most common benign tumor in men, and Bening Prostatic HyperplasiaAt age 55, approximately 25% of men report obstructive voiding symptoms. Bening Prostatic HyperplasiaRisk factors for the development of BPH are poorly understood. Bening Prostatic HyperplasiaEtiology Bening Prostatic HyperplasiaThe etiology of BPH is not completely understood, but it Bening Prostatic HyperplasiaObservations and clinical studies in men have clearly demonstrated that Bening Prostatic HyperplasiaThe latter may suggest that the association between aging and Bening Prostatic HyperplasiaSymptoms Bening Prostatic HyperplasiaAs discussed above, the symptoms of BPH can be divided Bening Prostatic HyperplasiaA detailed history focusing on the urinary tract excludes other Bening Prostatic HyperplasiaSigns Bening Prostatic HyperplasiaA physical examination, DRE, and focused neurologic examination are performed on all patients. Bening Prostatic HyperplasiaLaboratory Findings Bening Prostatic HyperplasiaA urinalysis to exclude infection or hematuria and serum creatinine Bening Prostatic HyperplasiaSerum PSA is considered optional, but most physicians will include Bening Prostatic HyperplasiaImaging Bening Prostatic HyperplasiaUpper-tract imaging (intravenous pyelogram or renal ultrasound) is recommended only Bening Prostatic HyperplasiaCystoscopy is not recommended to determine the need for treatment Bening Prostatic HyperplasiaCystometrograms and urodynamic profiles are reserved for patients with suspected Bening Prostatic HyperplasiaDifferential Diagnosis Bening Prostatic HyperplasiaOther obstructive conditions of the lower urinary tract, such as Bening Prostatic HyperplasiaA urinary tract infection, which can mimic the irritative symptoms Bening Prostatic HyperplasiaLikewise, patients with neurogenic bladder disorders may have many of Bening Prostatic HyperplasiaTreatment Bening Prostatic HyperplasiaAfter patients have been evaluated, they should be informed of Bening Prostatic HyperplasiaSpecific treatment recommendations can be offered for certain groups of Bening Prostatic HyperplasiaWatchful Waiting Bening Prostatic HyperplasiaVery few studies on the natural history of BPH have been reported. Bening Prostatic HyperplasiaRetrospective studies on the natural history of BPH are inherently Bening Prostatic HyperplasiaAs mentioned above, watchful waiting is the appropriate management of Bening Prostatic HyperplasiaMedical TherapyAlpha Blockers Bening Prostatic HyperplasiaThe human prostate and bladder base contains alpha-1-adrenoreceptors, and the Bening Prostatic Hyperplasia5 α -Reductase Inhibitors Bening Prostatic HyperplasiaFinasteride is a 5 α -reductase inhibitor that blocks the Bening Prostatic HyperplasiaSeveral randomized, double-blind, placebo-controlled trials have compared finasteride with placebo. Bening Prostatic HyperplasiaHowever, optimal identification of appropriate patients for prophylactic therapy remains to be determined. Bening Prostatic HyperplasiaPhytotherapy refers to the use of plants or plant extracts for medicinal purposes. Bening Prostatic HyperplasiaConventional Surgical TherapyTransurethral Resection of the Prostate (TURP) Bening Prostatic HyperplasiaNinety-five percent of simple prostatectomies can be done endoscopically. Bening Prostatic HyperplasiaMuch controversy revolves around possible higher rates of morbidity and Bening Prostatic HyperplasiaSeveral other studies could not confirm the difference in mortality Bening Prostatic HyperplasiaClinical manifestations of the TUR syndrome include nausea, vomiting, confusion, Bening Prostatic HyperplasiaMen with moderate to severe symptoms and a small prostate Bening Prostatic HyperplasiaOutcomes in well-selected patients are comparable, although a lower rate Bening Prostatic HyperplasiaOpen Simple ProstatectomyWhen the prostate is too large to be Bening Prostatic HyperplasiaOpen prostatectomy may also be initiated when concomitant bladder diverticulum Bening Prostatic HyperplasiaOpen prostatectomies can be done with either a suprapubic or retropubic approach. Bening Prostatic HyperplasiaThe dissection plane is initiated sharply, and then blunt dissection Bening Prostatic HyperplasiaIn a simple retropubic prostatectomy, the bladder is not entered. Bening Prostatic HyperplasiaMinimally Invasive TherapyLaser TherapyMany different techniques of laser surgery for Bening Prostatic HyperplasiaSeveral different coagulation necrosis techniques have been described. Bening Prostatic HyperplasiaTransurethral Electrovaporization of the ProstateTransurethral electrovaporization uses the standard resectoscope Bening Prostatic HyperplasiaHyperthermiaMicrowave hyperthermia is most commonly delivered with a transurethral catheter. Bening Prostatic HyperplasiaTransurethral Needle Ablation of the ProstateTransurethral needle ablation uses a Bening Prostatic HyperplasiaThis technique is not adequate treatment for bladder neck and median lobe enlargement. Bening Prostatic HyperplasiaHigh-Intensity Focused UltrasoundHigh-intensity focused ultrasound is another means of performing Bening Prostatic HyperplasiaThis probe allows transrectal imaging of the prostate and also Bening Prostatic HyperplasiaIntraurethral Stents They are usually covered by urothelium within 4–6 months after insertion. Bening Prostatic HyperplasiaThese devices are typically used for patients with limited life Bening Prostatic HyperplasiaTransurethral Balloon Dilation of the ProstateBalloon dilation of the prostate Carcinoma of the Prostate (CaP)Incidence & Epidemiology Carcinoma of the Prostate (CaP)Prostate cancer is the most common cancer diagnosed Carcinoma of the Prostate (CaP)The lifetime risk of a 50-year-old man for Carcinoma of the Prostate (CaP) Thus, many prostate cancers are indolent and Carcinoma of the Prostate (CaP)Several risk factors for prostate cancer have been Carcinoma of the Prostate (CaP)African Americans are at a higher risk for Carcinoma of the Prostate (CaP)The age of disease onset in the family Carcinoma of the Prostate (CaP)High dietary fat intake increases the relative risk Carcinoma of the Prostate (CaP)EtiologyThe specific molecular mechanisms involved in the development Carcinoma of the Prostate (CaP)PathologyOver 95% of the cancers of the prostate are adenocarcinomas. Carcinoma of the Prostate (CaP)SymptomsMost patients with early-stage CaP are asymptomatic. The Carcinoma of the Prostate (CaP)Metastatic disease to the bones may cause bone pain. Carcinoma of the Prostate (CaP)SignsA physical examination, including a DRE, is needed. Carcinoma of the Prostate (CaP)Locally advanced disease with bulky regional lymphadenopathy may Carcinoma of the Prostate (CaP)Laboratory FindingsAzotemia can result from bilateral ureteral obstruction Carcinoma of the Prostate (CaP)Tumor Markers—Prostate-Specific Antigen (PSA)Serum PSA has revolutionized our Carcinoma of the Prostate (CaP)Prostate BiopsySystematic sextant prostate biopsy was the most Carcinoma of the Prostate (CaP)Information from sextant biopsies has mainly focused on Carcinoma of the Prostate (CaP)TRUSTRUS is useful in performing prostatic biopsies and Carcinoma of the Prostate (CaP)TRUS provides more accurate local staging than does DRE. Carcinoma of the Prostate (CaP)Endorectal Magnetic Resonance ImagingThe reported staging accuracy of Carcinoma of the Prostate (CaP)Differential DiagnosisNot all patients with an elevated PSA concentration have CaP. Carcinoma of the Prostate (CaP)Sclerotic lesions on plain x-ray films and elevated Carcinoma of the Prostate (CaP)TreatmentLocalized DiseaseGeneral ConsiderationsThe optimal form of therapy for Carcinoma of the Prostate (CaP)Treatment dilemmas persist in the management of localized Carcinoma of the Prostate (CaP)Watchful WaitingNo randomized trial has demonstrated the therapeutic Carcinoma of the Prostate (CaP)In addition, the small, well-differentiated prostate cancers commonly Carcinoma of the Prostate (CaP)Radical ProstatectomyThe first radical perineal prostatectomy was performed Carcinoma of the Prostate (CaP)Description of the anatomy of the dorsal vein
Слайды презентации

Слайд 2 Tumors of the kidney

Tumors of the kidney

Слайд 3 Tumors of the kidney
The most common kind of

Tumors of the kidneyThe most common kind of tumor of the

tumor of the kidney is cancer of the renal

parenchyma.

Слайд 4 Tumors of the kidney
The tumors of the kidney

Tumors of the kidneyThe tumors of the kidney in adults make

in adults make up 2-3% of the number of

all neoplasm. Men suffer more often than woman.


Слайд 5 Classification of tumors of the kidney
Tumor of the

Classification of tumors of the kidneyTumor of the renal parenchyma:- Benign

renal parenchyma:
- Benign tumors: adenoma, angiomyolipoma, lipoma, fibroma, rhabdomyoma,

leiomyoma and other rare benign renal tumours

Слайд 6 Classification of malignant tumors of the kidney in

Classification of malignant tumors of the kidney in stages:Tumor within the limits of renal capsule

stages:
Tumor within the limits of renal capsule


Слайд 7 Classification of International Agency for Cancer Research:
T1 –

Classification of International Agency for Cancer Research:T1 – a tumor of

a tumor of small sizes;
T2 – a large tumor

changing a renal contour;
T3 – extension of tumor to the pararenal tissue, renal vein and vena cava;
T4 – a tumor penetrates contiguous organs of peritoneum


Слайд 8 Classification of International Agency for Cancer Research:
N0 –

Classification of International Agency for Cancer Research:N0 – there is no

there is no damage of regional lymphatic nodes;
N1 –

damage of one regional homolateral lymph node;
N2 – damage of bilateral or multiple contralateral regional lymph nodes;


Слайд 9 Classification of International Agency for Cancer Research:
N3 –

Classification of International Agency for Cancer Research:N3 – not dislodged metastatic

not dislodged metastatic regional lymph nodes;
N4 – damage of

juxtaregional lymph nodes;
Nx – minimum requirements for recognition of a state estimation of regional lymph nodes are not fullfilled;



Слайд 10 Classification of International Agency for Cancer Research:

Classification of International Agency for Cancer Research: M0 – absence of


M0 – absence of the distant metastates;
M1 – presence

of the distant metastases;
M x – minimum requirements for recognition of the distant metastases are not fulfilled


Слайд 11 Benign Tumors of the kidney
Adenoma of the cortex

Benign Tumors of the kidneyAdenoma of the cortex of the kidney

of the kidney
is a small dense tumor. Adenomas

almost always proceed asymptomatically, they are found out accidentally, frequently they are multiple.

Слайд 12 Benign Tumors of the kidney
Oncocytomas
are spherical, distinctly

Benign Tumors of the kidneyOncocytomas are spherical, distinctly limited formations that

limited formations that may contain radial cicatrix posed in

the center.

Слайд 13 Benign Tumors of the kidney
Angiomyolipomas.
These tumors consist

Benign Tumors of the kidneyAngiomyolipomas. These tumors consist of blood vessels,

of blood vessels, muscular elements and fatty tissues. They

arise more often and develop almost exclusively in adult women.

Слайд 14 Malignant Tumors

Renal Cell Carcinoma (Hypernephroma,
Renal Adenocarcinoma)

Malignant TumorsRenal Cell Carcinoma (Hypernephroma, Renal Adenocarcinoma)

Слайд 15 Wilms’ Tumor
Wilms’ Tumor is nephroblastoma of the kidney.

Wilms’ TumorWilms’ Tumor is nephroblastoma of the kidney. The tumor is

The tumor is named in honour of Max Wilms,

who gave its description in 1899.

Слайд 16 Tumors of the Urinary Bladder
Tumors of the urinary

Tumors of the Urinary BladderTumors of the urinary bladder make up

bladder make up about 4% of all neoplasms or

70% of all tumors of the urinary tract, yielding in frequency only to tumors of the stomach, esophagus, lungs and larynx.

Слайд 17 Tumors of the Urinary Bladder
According to the world

Tumors of the Urinary BladderAccording to the world statistics, frequency of

statistics, frequency of this disease increases. 80% of cases

occur in patients at the age over 50.

Слайд 18 Classification is valid only while observing the following

Classification is valid only while observing the following conditions: It is

conditions: It is applied only to cancer and not used

in case of papilloma.

Слайд 19 Bening Prostatic Hyperplasia
Until recently benign prostatic hyperpasia was

Bening Prostatic HyperplasiaUntil recently benign prostatic hyperpasia was considered as rather

considered as rather age and hormone dependent surgical disease.

It was known, that for its development, as a minimum, two conditions are necessary.

Слайд 20 Bening Prostatic Hyperplasia
The prostate gland is the male

Bening Prostatic HyperplasiaThe prostate gland is the male organ most commonly

organ most commonly afflicted with either benign or malignant

neoplasms.

Слайд 21 Bening Prostatic Hyperplasia
The posterior surface of the prostate

Bening Prostatic HyperplasiaThe posterior surface of the prostate is separated from

is separated from the rectal ampulla by Denonvilliers' fascia.


Слайд 22 Bening Prostatic Hyperplasia
The normal prostate measures 3–4 cm

Bening Prostatic HyperplasiaThe normal prostate measures 3–4 cm at the base,

at the base, 4–6 cm in cephalocaudad, and 2–3

cm in anteroposterior dimensions.


Слайд 23 Bening Prostatic Hyperplasia
Incidence & Epidemiology

Bening Prostatic HyperplasiaIncidence & Epidemiology

Слайд 24 Bening Prostatic Hyperplasia
BPH is the most common benign

Bening Prostatic HyperplasiaBPH is the most common benign tumor in men,

tumor in men, and its incidence is age-related.


Слайд 25 Bening Prostatic Hyperplasia
At age 55, approximately 25% of

Bening Prostatic HyperplasiaAt age 55, approximately 25% of men report obstructive voiding symptoms.

men report obstructive voiding symptoms.


Слайд 26 Bening Prostatic Hyperplasia
Risk factors for the development of

Bening Prostatic HyperplasiaRisk factors for the development of BPH are poorly understood.

BPH are poorly understood.


Слайд 27 Bening Prostatic Hyperplasia
Etiology

Bening Prostatic HyperplasiaEtiology

Слайд 28 Bening Prostatic Hyperplasia
The etiology of BPH is not

Bening Prostatic HyperplasiaThe etiology of BPH is not completely understood, but

completely understood, but it seems to be multifactorial and

endocrine controlled.


Слайд 29 Bening Prostatic Hyperplasia
Observations and clinical studies in men

Bening Prostatic HyperplasiaObservations and clinical studies in men have clearly demonstrated

have clearly demonstrated that BPH is under endocrine control.



Слайд 30 Bening Prostatic Hyperplasia
The latter may suggest that the

Bening Prostatic HyperplasiaThe latter may suggest that the association between aging

association between aging and BPH might result from the

increased estrogen levels of aging causing induction of the androgen receptor, which thereby sensitizes the prostate to free testosterone.

Слайд 31 Bening Prostatic Hyperplasia
Symptoms

Bening Prostatic HyperplasiaSymptoms

Слайд 32 Bening Prostatic Hyperplasia
As discussed above, the symptoms of

Bening Prostatic HyperplasiaAs discussed above, the symptoms of BPH can be

BPH can be divided into obstructive and irritative complaints.



Слайд 33 Bening Prostatic Hyperplasia
A detailed history focusing on the

Bening Prostatic HyperplasiaA detailed history focusing on the urinary tract excludes

urinary tract excludes other possible causes of symptoms that

may not result from the prostate, such as urinary tract infection, neurogenic bladder, urethral stricture, or prostate cancer.


Слайд 34 Bening Prostatic Hyperplasia
Signs

Bening Prostatic HyperplasiaSigns

Слайд 35 Bening Prostatic Hyperplasia
A physical examination, DRE, and focused

Bening Prostatic HyperplasiaA physical examination, DRE, and focused neurologic examination are performed on all patients.

neurologic examination are performed on all patients.


Слайд 36 Bening Prostatic Hyperplasia
Laboratory Findings

Bening Prostatic HyperplasiaLaboratory Findings

Слайд 37 Bening Prostatic Hyperplasia
A urinalysis to exclude infection or

Bening Prostatic HyperplasiaA urinalysis to exclude infection or hematuria and serum

hematuria and serum creatinine measurement to assess renal function

are required.

Слайд 38 Bening Prostatic Hyperplasia
Serum PSA is considered optional, but

Bening Prostatic HyperplasiaSerum PSA is considered optional, but most physicians will

most physicians will include it in the initial evaluation.



Слайд 39 Bening Prostatic Hyperplasia
Imaging

Bening Prostatic HyperplasiaImaging

Слайд 40 Bening Prostatic Hyperplasia
Upper-tract imaging (intravenous pyelogram or renal

Bening Prostatic HyperplasiaUpper-tract imaging (intravenous pyelogram or renal ultrasound) is recommended

ultrasound) is recommended only in the presence of concomitant

urinary tract disease or complications from BPH (e.g., hematuria, urinary tract infection, renal insufficiency, history of stone disease).


Слайд 41 Bening Prostatic Hyperplasia
Cystoscopy is not recommended to determine

Bening Prostatic HyperplasiaCystoscopy is not recommended to determine the need for

the need for treatment but may assist in choosing

the surgical approach in patients opting for invasive therapy.


Слайд 42 Bening Prostatic Hyperplasia
Cystometrograms and urodynamic profiles are reserved

Bening Prostatic HyperplasiaCystometrograms and urodynamic profiles are reserved for patients with

for patients with suspected neurologic disease or those who

have failed prostate surgery.

Слайд 43 Bening Prostatic Hyperplasia
Differential Diagnosis

Bening Prostatic HyperplasiaDifferential Diagnosis

Слайд 44 Bening Prostatic Hyperplasia
Other obstructive conditions of the lower

Bening Prostatic HyperplasiaOther obstructive conditions of the lower urinary tract, such

urinary tract, such as urethral stricture, bladder neck contracture,

bladder stone, or CaP, must be entertained when evaluating men with presumptive BPH.

Слайд 45 Bening Prostatic Hyperplasia
A urinary tract infection, which can

Bening Prostatic HyperplasiaA urinary tract infection, which can mimic the irritative

mimic the irritative symptoms of BPH, can be readily

identified by urinalysis and culture; however, a urinary tract infection can also be a complication of BPH.

Слайд 46 Bening Prostatic Hyperplasia
Likewise, patients with neurogenic bladder disorders

Bening Prostatic HyperplasiaLikewise, patients with neurogenic bladder disorders may have many

may have many of the signs and symptoms of

BPH, but a history of neurologic disease, stroke, diabetes mellitus, or back injury may be present as well.

Слайд 47 Bening Prostatic Hyperplasia
Treatment

Bening Prostatic HyperplasiaTreatment

Слайд 48 Bening Prostatic Hyperplasia
After patients have been evaluated, they

Bening Prostatic HyperplasiaAfter patients have been evaluated, they should be informed

should be informed of the various therapeutic options for

BPH. It is advisable for patients to consult with their physicians to make an educated decision on the basis of the relative efficacy and side effects of the treatment options.


Слайд 49 Bening Prostatic Hyperplasia
Specific treatment recommendations can be offered

Bening Prostatic HyperplasiaSpecific treatment recommendations can be offered for certain groups

for certain groups of patients. For those with mild

symptoms (symptom score 0–7), watchful waiting only is advised.

Слайд 50 Bening Prostatic Hyperplasia
Watchful Waiting

Bening Prostatic HyperplasiaWatchful Waiting

Слайд 51 Bening Prostatic Hyperplasia
Very few studies on the natural

Bening Prostatic HyperplasiaVery few studies on the natural history of BPH have been reported.

history of BPH have been reported.


Слайд 52 Bening Prostatic Hyperplasia
Retrospective studies on the natural history

Bening Prostatic HyperplasiaRetrospective studies on the natural history of BPH are

of BPH are inherently subject to bias, related to

patient selection and the type and extent of follow-up.

Слайд 53 Bening Prostatic Hyperplasia
As mentioned above, watchful waiting is

Bening Prostatic HyperplasiaAs mentioned above, watchful waiting is the appropriate management

the appropriate management of men with mild symptom scores

(0–7).
Men with moderate or severe symptoms can also be managed in this fashion if they so choose.
Neither the optimal interval for follow-up nor specific endpoints for intervention have been defined.


Слайд 54 Bening Prostatic Hyperplasia
Medical Therapy
Alpha Blockers

Bening Prostatic HyperplasiaMedical TherapyAlpha Blockers

Слайд 55 Bening Prostatic Hyperplasia
The human prostate and bladder base

Bening Prostatic HyperplasiaThe human prostate and bladder base contains alpha-1-adrenoreceptors, and

contains alpha-1-adrenoreceptors, and the prostate shows a contractile response

to corresponding agonists.

Слайд 56 Bening Prostatic Hyperplasia
5 α -Reductase Inhibitors

Bening Prostatic Hyperplasia5 α -Reductase Inhibitors

Слайд 57 Bening Prostatic Hyperplasia
Finasteride is a 5 α -reductase

Bening Prostatic HyperplasiaFinasteride is a 5 α -reductase inhibitor that blocks

inhibitor that blocks the conversion of testosterone to dihydrotestosterone.


Слайд 58 Bening Prostatic Hyperplasia
Several randomized, double-blind, placebo-controlled trials have

Bening Prostatic HyperplasiaSeveral randomized, double-blind, placebo-controlled trials have compared finasteride with placebo.

compared finasteride with placebo.


Слайд 59 Bening Prostatic Hyperplasia
However, optimal identification of appropriate patients

Bening Prostatic HyperplasiaHowever, optimal identification of appropriate patients for prophylactic therapy remains to be determined.

for prophylactic therapy remains to be determined.


Слайд 60 Bening Prostatic Hyperplasia
Phytotherapy refers to the use of

Bening Prostatic HyperplasiaPhytotherapy refers to the use of plants or plant extracts for medicinal purposes.

plants or plant extracts for medicinal purposes.


Слайд 61 Bening Prostatic Hyperplasia
Conventional Surgical Therapy
Transurethral Resection of the

Bening Prostatic HyperplasiaConventional Surgical TherapyTransurethral Resection of the Prostate (TURP)

Prostate (TURP)


Слайд 62 Bening Prostatic Hyperplasia
Ninety-five percent of simple prostatectomies can

Bening Prostatic HyperplasiaNinety-five percent of simple prostatectomies can be done endoscopically.

be done endoscopically.


Слайд 63 Bening Prostatic Hyperplasia
Much controversy revolves around possible higher

Bening Prostatic HyperplasiaMuch controversy revolves around possible higher rates of morbidity

rates of morbidity and mortality associated with TURP in

comparison with those of open surgery, but the higher rates observed in one study were probably related to more significant comorbidities in the TURP patients than in the patients undergoing open surgery.

Слайд 64 Bening Prostatic Hyperplasia
Several other studies could not confirm

Bening Prostatic HyperplasiaSeveral other studies could not confirm the difference in

the difference in mortality when results were controlled for

age and comorbidities.

Слайд 65 Bening Prostatic Hyperplasia
Clinical manifestations of the TUR syndrome

Bening Prostatic HyperplasiaClinical manifestations of the TUR syndrome include nausea, vomiting,

include nausea, vomiting, confusion, hypertension, bradycardia, and visual disturbances.



Слайд 66 Bening Prostatic Hyperplasia
Men with moderate to severe symptoms

Bening Prostatic HyperplasiaMen with moderate to severe symptoms and a small

and a small prostate often have posterior commissure hyperplasia

(elevated bladder neck).

Слайд 67 Bening Prostatic Hyperplasia
Outcomes in well-selected patients are comparable,

Bening Prostatic HyperplasiaOutcomes in well-selected patients are comparable, although a lower

although a lower rate of retrograde ejaculation with transurethral

incision has been reported (25%).


Слайд 68 Bening Prostatic Hyperplasia
Open Simple Prostatectomy
When the prostate is

Bening Prostatic HyperplasiaOpen Simple ProstatectomyWhen the prostate is too large to

too large to be removed endoscopically, an open enucleation

is necessary.

Слайд 69 Bening Prostatic Hyperplasia
Open prostatectomy may also be initiated

Bening Prostatic HyperplasiaOpen prostatectomy may also be initiated when concomitant bladder

when concomitant bladder diverticulum or a bladder stone is

present or if dorsal lithotomy positioning is not possible.

Слайд 70 Bening Prostatic Hyperplasia
Open prostatectomies can be done with

Bening Prostatic HyperplasiaOpen prostatectomies can be done with either a suprapubic or retropubic approach.

either a suprapubic or retropubic approach.


Слайд 71 Bening Prostatic Hyperplasia
The dissection plane is initiated sharply,

Bening Prostatic HyperplasiaThe dissection plane is initiated sharply, and then blunt

and then blunt dissection with the finger is performed

to remove the adenoma.

Слайд 72 Bening Prostatic Hyperplasia
In a simple retropubic prostatectomy, the

Bening Prostatic HyperplasiaIn a simple retropubic prostatectomy, the bladder is not entered.

bladder is not entered.


Слайд 73 Bening Prostatic Hyperplasia
Minimally Invasive Therapy
Laser Therapy
Many different techniques

Bening Prostatic HyperplasiaMinimally Invasive TherapyLaser TherapyMany different techniques of laser surgery

of laser surgery for the prostate have been described.

Two main energy sources of lasers have been utilized—Nd:YAG and holmium:YAG.


Слайд 74 Bening Prostatic Hyperplasia
Several different coagulation necrosis techniques have

Bening Prostatic HyperplasiaSeveral different coagulation necrosis techniques have been described.

been described.


Слайд 75 Bening Prostatic Hyperplasia
Transurethral Electrovaporization of the Prostate
Transurethral electrovaporization

Bening Prostatic HyperplasiaTransurethral Electrovaporization of the ProstateTransurethral electrovaporization uses the standard

uses the standard resectoscope but replaces a conventional loop

with a variation of a grooved rollerball.

Слайд 76 Bening Prostatic Hyperplasia
Hyperthermia
Microwave hyperthermia is most commonly delivered

Bening Prostatic HyperplasiaHyperthermiaMicrowave hyperthermia is most commonly delivered with a transurethral catheter.

with a transurethral catheter.


Слайд 77 Bening Prostatic Hyperplasia
Transurethral Needle Ablation of the Prostate
Transurethral

Bening Prostatic HyperplasiaTransurethral Needle Ablation of the ProstateTransurethral needle ablation uses

needle ablation uses a specially designed urethral catheter that

is passed into the urethra.

Слайд 78 Bening Prostatic Hyperplasia
This technique is not adequate treatment

Bening Prostatic HyperplasiaThis technique is not adequate treatment for bladder neck and median lobe enlargement.

for bladder neck and median lobe enlargement.


Слайд 79 Bening Prostatic Hyperplasia
High-Intensity Focused Ultrasound

High-intensity focused ultrasound is

Bening Prostatic HyperplasiaHigh-Intensity Focused UltrasoundHigh-intensity focused ultrasound is another means of

another means of performing thermal tissue ablation. A specially

designed, dual-function ultrasound probe is placed in the rectum.

Слайд 80 Bening Prostatic Hyperplasia
This probe allows transrectal imaging of

Bening Prostatic HyperplasiaThis probe allows transrectal imaging of the prostate and

the prostate and also delivers short bursts of high-intensity

focused ultrasound energy, which heats the prostate tissue and results in coagulative necrosis.

Слайд 81 Bening Prostatic Hyperplasia
Intraurethral Stents



They are usually covered

Bening Prostatic HyperplasiaIntraurethral Stents They are usually covered by urothelium within 4–6 months after insertion.

by urothelium within 4–6 months after insertion.


Слайд 82 Bening Prostatic Hyperplasia
These devices are typically used for

Bening Prostatic HyperplasiaThese devices are typically used for patients with limited

patients with limited life expectancy who are not deemed

to be appropriate candidates for surgery or anesthesia.

Слайд 83 Bening Prostatic Hyperplasia
Transurethral Balloon Dilation of the Prostate
Balloon

Bening Prostatic HyperplasiaTransurethral Balloon Dilation of the ProstateBalloon dilation of the

dilation of the prostate is performed with specially designed

catheters that enable dilation of the prostatic fossa alone or the prostatic fossa and bladder neck.

Слайд 84 Carcinoma of the Prostate (CaP)
Incidence & Epidemiology

Carcinoma of the Prostate (CaP)Incidence & Epidemiology

Слайд 85 Carcinoma of the Prostate (CaP)
Prostate cancer is the

Carcinoma of the Prostate (CaP)Prostate cancer is the most common cancer

most common cancer diagnosed and is the second leading

cause of cancer death in American men.

Слайд 86 Carcinoma of the Prostate (CaP)
The lifetime risk of

Carcinoma of the Prostate (CaP)The lifetime risk of a 50-year-old man

a 50-year-old man for latent CaP (detected as an

incidental finding at autopsy, not related to the cause of death) is 40%; for clinically apparent CaP, 9.5%; and for death from CaP, 2.9%.

Слайд 87 Carcinoma of the Prostate (CaP)
Thus, many prostate

Carcinoma of the Prostate (CaP) Thus, many prostate cancers are indolent

cancers are indolent and inconsequential to the patient while

others are virulent, and if detected too late or left untreated, they result in a patient's death.

Слайд 88 Carcinoma of the Prostate (CaP)
Several risk factors for

Carcinoma of the Prostate (CaP)Several risk factors for prostate cancer have

prostate cancer have been identified. As discussed above, increasing

age heightens the risk for CaP.

Слайд 89 Carcinoma of the Prostate (CaP)
African Americans are at

Carcinoma of the Prostate (CaP)African Americans are at a higher risk

a higher risk for CaP than whites. In addition,

African American men tend to present at a later stage of disease than whites.

Слайд 90 Carcinoma of the Prostate (CaP)
The age of disease

Carcinoma of the Prostate (CaP)The age of disease onset in the

onset in the family member with the diagnosis of

CaP affects a patient's relative risk.

Слайд 91 Carcinoma of the Prostate (CaP)
High dietary fat intake

Carcinoma of the Prostate (CaP)High dietary fat intake increases the relative

increases the relative risk for CaP by almost a

factor of 2.

Слайд 92 Carcinoma of the Prostate (CaP)
Etiology
The specific molecular mechanisms

Carcinoma of the Prostate (CaP)EtiologyThe specific molecular mechanisms involved in the

involved in the development and progression of CaP are

an area of intense interest in the laboratory.

Слайд 93 Carcinoma of the Prostate (CaP)
Pathology
Over 95% of the

Carcinoma of the Prostate (CaP)PathologyOver 95% of the cancers of the prostate are adenocarcinomas.

cancers of the prostate are adenocarcinomas.


Слайд 94 Carcinoma of the Prostate (CaP)
Symptoms
Most patients with early-stage

Carcinoma of the Prostate (CaP)SymptomsMost patients with early-stage CaP are asymptomatic.

CaP are asymptomatic. The presence of symptoms often suggests

locally advanced or metastatic disease.

Слайд 95 Carcinoma of the Prostate (CaP)
Metastatic disease to the

Carcinoma of the Prostate (CaP)Metastatic disease to the bones may cause bone pain.

bones may cause bone pain.


Слайд 96 Carcinoma of the Prostate (CaP)
Signs
A physical examination, including

Carcinoma of the Prostate (CaP)SignsA physical examination, including a DRE, is needed.

a DRE, is needed.


Слайд 97 Carcinoma of the Prostate (CaP)
Locally advanced disease with

Carcinoma of the Prostate (CaP)Locally advanced disease with bulky regional lymphadenopathy

bulky regional lymphadenopathy may lead to lymphedema of the

lower extremities.

Слайд 98 Carcinoma of the Prostate (CaP)
Laboratory Findings
Azotemia can result

Carcinoma of the Prostate (CaP)Laboratory FindingsAzotemia can result from bilateral ureteral

from bilateral ureteral obstruction either from direct extension into

the trigone or from retroperitoneal adenopathy.


Слайд 99 Carcinoma of the Prostate (CaP)
Tumor Markers—Prostate-Specific Antigen (PSA)
Serum

Carcinoma of the Prostate (CaP)Tumor Markers—Prostate-Specific Antigen (PSA)Serum PSA has revolutionized

PSA has revolutionized our ability to detect CaP. Current

detection strategies include the efficient use of the combination of DRE, serum PSA, and TRUS with systematic biopsy. Unfortunately, PSA is not specific for CaP, as other factors such as BPH, urethral instrumentation, and infection can cause elevations of serum PSA.
Although the last two factors can usually be clinically ascertained, distinguishing between elevations of serum PSA resulting from BPH and those related to CaP remains the most problematic.


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Prostate Biopsy
Systematic sextant prostate

Carcinoma of the Prostate (CaP)Prostate BiopsySystematic sextant prostate biopsy was the

biopsy was the most commonly employed technique used in

detecting CaP.

Слайд 101 Carcinoma of the Prostate (CaP)
Information from sextant biopsies

Carcinoma of the Prostate (CaP)Information from sextant biopsies has mainly focused

has mainly focused on cancer detection and has been

underutilized for cancer staging.

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TRUS
TRUS is useful in

Carcinoma of the Prostate (CaP)TRUSTRUS is useful in performing prostatic biopsies

performing prostatic biopsies and in providing some useful local

staging information if cancer is detected.


Слайд 103 Carcinoma of the Prostate (CaP)
TRUS provides more accurate

Carcinoma of the Prostate (CaP)TRUS provides more accurate local staging than does DRE.

local staging than does DRE.


Слайд 104 Carcinoma of the Prostate (CaP)
Endorectal Magnetic Resonance Imaging
The

Carcinoma of the Prostate (CaP)Endorectal Magnetic Resonance ImagingThe reported staging accuracy

reported staging accuracy of endorectal coil magnetic resonance imaging

(MRI) varies from 51% to 92%.


Слайд 105 Carcinoma of the Prostate (CaP)
Differential Diagnosis
Not all patients

Carcinoma of the Prostate (CaP)Differential DiagnosisNot all patients with an elevated PSA concentration have CaP.

with an elevated PSA concentration have CaP.


Слайд 106 Carcinoma of the Prostate (CaP)
Sclerotic lesions on plain

Carcinoma of the Prostate (CaP)Sclerotic lesions on plain x-ray films and

x-ray films and elevated levels of alkaline phosphatase can

be seen in Paget disease and can often be difficult to distinguish from metastatic CaP.

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Treatment
Localized Disease
General Considerations

The optimal

Carcinoma of the Prostate (CaP)TreatmentLocalized DiseaseGeneral ConsiderationsThe optimal form of therapy

form of therapy for all stages of CaP remains

a subject of great debate.

Слайд 108 Carcinoma of the Prostate (CaP)
Treatment dilemmas persist in

Carcinoma of the Prostate (CaP)Treatment dilemmas persist in the management of

the management of localized disease (T1 and T2) because

of the uncertainty surrounding the relative efficacy of various modalities, including radical prostatectomy, radiation therapy, and surveillance.

Слайд 109 Carcinoma of the Prostate (CaP)
Watchful Waiting
No randomized trial

Carcinoma of the Prostate (CaP)Watchful WaitingNo randomized trial has demonstrated the

has demonstrated the therapeutic benefit of radical treatment for

early-stage prostate cancer.

Слайд 110 Carcinoma of the Prostate (CaP)
In addition, the small,

Carcinoma of the Prostate (CaP)In addition, the small, well-differentiated prostate cancers

well-differentiated prostate cancers commonly found in this population are

often associated with very slow growth rates.

Слайд 111 Carcinoma of the Prostate (CaP)
Radical Prostatectomy
The first radical

Carcinoma of the Prostate (CaP)Radical ProstatectomyThe first radical perineal prostatectomy was

perineal prostatectomy was performed by Hugh Hampton Young in

1904, and Millin first described the radical retropubic approach in 1945.

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