PROSTATE Flashcards
McNEEL’S ZONES of PROSTATE
- Central Zone
- Transitional Zone
- Peripheral Zone
LOBES OF PROSTATE
BPH MOST COMMONLY INVOLVES which ZONE of PROSTATE
Transitional Zone
Primary PROSTATE CANCER usually affects which zone
🧠⚡3Ps⚡
Primary PROSTATE CANCER
⬇️
Posterior LOBE
⬇️
PERIPHERAL Zone affected
⭐ Central & TRANSITIONAL Zone contains which type of Glands
⭐ PERIPHERAL Zone contains which type of Glands
⭐ Central & TRANSITIONAL Zone contains which type of Glands
🎯 SHORT UNBRANCHED GLANDS
⭐ PERIPHERAL Zone contains which type of Glands
🎯 LONG BRANCHED GLANDS
Which ZONES are removed in TURP
Central
➕
Transitional
➕
Most of the PERIPHERAL zone
⭐ A Portion of PERIPHERAL ZONE is left behind
Why BPH patient CAN STILL DEVELOP PROSTATE CANCER even after TURP
⭐ A Portion of PERIPHERAL ZONE is left behind
FALSE CAPSULE in BPH is formed by
Transitional zone
Between TRUE PROSTATE CAPSULE & FALSE PROSTATE CAPSULE, lies
PROSTATIC VENOUS PLEXUS
Relation NERVE Bundles responsible for ERECTION with Prostate Capsule
Posterolateral to CAPSULE
NERVE Bundles responsible for ERECTION can be injured in which PROCEDURE
Radical PROSTATECTOMY
⚡⚡ MOST COMMON COMPLICATION following TURP
Retrograde EJACULATION
Cause of Retrograde EJACULATION after TURP
Bladder neck & sphincter damage during TURP
Retrograde EJACULATION
Classical FEATURE
No SEMEN during INTERCOURSE
➕
SEMEN comes OUT LATER in URINE
Types of PROSTATIC STONES
- Endogenous
✨ Less COMMON - Exogenous
✨ MORE COMMON
✨ From KIDNEY or BLADDER
⚡⚡ MOST COMMON ENDOGENOUS Stone OF PROSTATE
Calcium PHOSPHATE
💊💉 MANAGEMENT of PROSTATIC STONE
No management required
Corpora AMYLACEA
Lamellated bodies found in PROSTATE
✨ Precursor for PROSTATIC STONES
⚡⚡ MOST COMMON CAUSE of ACUTE BACTERIAL PROSTATITIS
E. coli
Tender BOGGY PROSTATE is a Characteristic feature of
Acute PROSTATITIS
Prostatic massage should be avoided in ACUTE PROSTATITIS
WHY?
Can lead to SEPTICEMIA
Threads in URINE EXAMINATION seen in
Acute PROSTATITS
Chronic PROSTATITIS
Long ANTIBIOTIC THERAPY is needed for ACUTE PROSTATITIS
Why?
Antibiotics don’t penetrate PROSTATIC CAPSULE
⬇️
Continue for longer duration
2-3 WEEK Therapy
Causes of CHRONIC Prostatitis
Repeated episodes of ACUTE PROSTATITIS
🧑🏻⚕️ Clinical Features of CHRONIC PROSTATITIS
- Prostatodynia (Dull Perineal or Pelvic Pain)
- Dysuria
3 TUBE TEST
✨ synonyms
✨ USED for?
✨ synonyms
STANDARD MEARES & STAMEY TEST
✨ USED for?
🎯 CHRONIC PROSTATITIS
3 TUBE TEST
Procedure
✨ 1st TEST TUBE contains: 1st VOIDED URINE: 10ml (Probably comes from URETHRA)
✨ 2nd TEST TUBE contains: MIDSTREAM SAMPLE (Probably comes from BLADDER)
⬇️
⬇️ do PROSTATIC MASSAGE
✨ 3rd TEST TUBE contains: 1st Voided Sample POST PROSTATIC MASSAGE
⬇️
If CHRONIC PROSTATITIS ➕ ➡️ THREADS ➕
DURATION OF ANTIBIOTIC THERAPY IN CHRONIC PROSTATITIS
🧠⚡Double that of ACUTE⚡
4-6 weeks
✨ Ciprofloxacin
✨ Trimethoprim
✨ Doxycycline
STORAGE (IRRITATIVE) SYMPTOMS (LUTS)
🧠⚡FUN IN Pain⚡
- Frequency
- Urgency
- Nocturia
- Incontinence
- Pain
VOIDING ( OBSTRUCTIVE) SYMPTOMS (LUTS)
🧠⚡WISE Person⚡
- Weak stream
- Intermittency
- Straining
- Emptying INCOMPLETE
- Post-Void Dribbling
Storage (IRRITATIVE) Symptoms: MOST COMMONLY Seen in
NEUROGENIC BLADDER
Voiding (OBSTRUCTIVE) Symptoms: MOST COMMONLY Seen in
BLADDER OUTLET OBSTRUCTION
⚡⚡ MOST COMMON SYMPTOM OF BPH
⚡⚡ EARLIEST SYMPTOM OF BPH
⚡⚡ MOST COMMON & EARLIEST SYMPTOM OF BPH
🎯 FREQUENCY ⬆️⬆️
Which LUTS does not resolve following TURP
Post void dribbling
Post Micturial LUTS
Incomplete EMPTYING
➕
POST VOID DRIBBLING
Which lobe of PROSTATE affected in Adenoma?
🧠⚡MAD ⚡
Median Lobe
Causes of ACUTE RETENTION of URINE
- BPH
- Strictures in URETHRA
- Postoperative retention of urine
✨ Hemorrhoidectomy
✨ Fistulectomy
IN ♀️
1. Hysteria
2. Retroverted Gravid Uterus
3. Urethral stenosis
💊💉 MANAGEMENT of ACUTE RETENTION OF URINE
Put FOLEY’S CATHETER (OR) SUPRAPUBIC CATHETER
Definition of CHRONIC RETENTION of Urine
≥ 250 ml of RESIDUAL URINE is present chronically
🧑🏻⚕️ Clinical Features of CHRONIC RETENTION of URINE
NO PAIN
➕
1. Incomplete emptying of Bladder
2. Overflow INCONTINENCE
3. PALPABLE BLADDER
4. Renal Impairment
💊💉 MANAGEMENT of CHRONIC RETENTION
Urgent CATHETERIZATION with INTERMITTENT CLAMPING
Rapid Decompression in CHRONIC RETENTION can cause
HEMATURIA
Adequate fluid needs to given after POST-OBSTRUCTIVE DIURESIS in CHRONIC RETENTION of urine
Dehydration can occur
FIRM RUBBERY PROSTATE is seen in
BPH
HARD NODULAR PROSTATE is seen in
Cancer
⭐ Mucosa over PROSTATE is MOBILE in
⭐ Mucosa over PROSTATE is FIXED in
⭐ Mucosa over PROSTATE is MOBILE in
🎯 BPH
⭐ Mucosa over PROSTATE is FIXED in
🎯 CANCER
USG KUB is done in PROSTATIC pathology for
- PROSTATIC Volume
- Residual Volume
- Presence of HYDRONEPHROSIS
- Lymph NODE status
Types of FREE PSA
🧠⚡BIP⚡
- B-PSA (nicked) ➡️ INCREASES in BENIGN Condition
- I-PSA (Intact) ➡️ INCREASES in BENIGN condition
- Pro-PSA ➡️ INCREASES in PROSTATIC CANCER
Serum PSA = 0-3 ng/ml seen in
- Normal
- BPH
- PROSTATITIS
Serum PSA > 3-4 ng/ml seen in
- BPH
- CANCER
- PROSTATITIS
🩺 IOC to differentiate BPH & CANCER
TRUS guided Truecut BIOPSY
Biopsy for PROSTATE: SAMPLES
12 cores taken
✨ Cores taken from
1. Base
2. Mid Part
3. Apex
4. Medial
5. Laterally: LEFT
5. Laterally: RIGHT
COMPLICATIONS of PROSTATIC BIOPSY
- Hematuria
- Hematospermia
- Rectal Bleeding
Types of PROSTATIC BIOPSY
Reduction in PERCENTAGE of FREE PSA indicates
PROSTATE CANCER
PSA VELOCITY
meaning
Change in PSA Value with TIME
PSA VELOCITY > 0.75 ng/ml/year indicates
PROSTATIC CANCER
Approach to LUTS
Uroflowmetry should be done only if Urine output is
> 100 ml
Uroflowmetry: Interpretation
< 10 ml/s: Bladder Outlet Obstruction
10-15 ml/s: Equivocal
> 15 ml/s: NORMAL
Bladder Pressure
Interpretation
> 80 cm H2O : High
60-80 cm H2O : Equivocal
< 60 cm : NORMAL
Bladder Outlet Obstruction
vs
Neurogenic Bladder
✨ Bladder Outlet Obstruction
🎯 ⬆️⬆️ Bladder Pressure
🎯 ⬇️⬇️ Flow Rate
✨ Neurogenic Bladder
🎯 ⬇️⬇️ Bladder Pressure
🎯 ⬇️⬇️ Flow Rate
PROSTATISM SANS PROSTATE
(OR)
MARION’S Disease
Hypertrophy of Internal Sphincter
⬇️
Features like BPH
BPH Features in Young ♂️
➕
Normal Features
Marion’s disease
(OR)
Prostatism sans PROSTATE
Anatomical Changes occuring in BPH
- Urethral Lumen ⬇️ ⬇️
- Prostatic Urethra lengthened ⬆️
- Exaggerated Posterior Curve of Urethra
- ⬆️ Pressure in Bladder
✨ Bladder Muscle Hypertrophy
✨ Trabeculations
✨ Diverticula ➕
✨ Hydronephrosis
🧑🏻⚕️ Clinical Features of BPH
LUTS
Components of BPH
⭐ STATIC
🎯 Stromal Hypertrophy DUE TO: DHT
⭐ DYNAMIC
🎯 ⬆️ Smooth Muscle Tone DUE TO: Alpha 1 Receptors
Why a Curved Catheter is required for BPH patient
Exaggerated Posterior Curve of Urethra
IPSS Score used for
PROSTATE Hypertrophy
IPSS
International Prostate System Score
✨ 8 questions are asked, having specific marks
0-7 : Mild BPH ➡️ Observation
8-19: Moderate BPH ➡️ Medical management
20-35: Severe BPH ➡️ Medical (OR) Surgical MANAGEMENT
💊💉 Medical MANAGEMENT of BPH
- Alpha 1a Blockers
➡️ Acts on DYNAMIC COMPONENT of BPH
➡️ Rapid ONSET
✨ Tamsulosin
✨ Alfuzosin - 5 alpha Reductase inhibitors
➡️ Acts on STATIC Component of BPH
➡️ Slow Onset
➡️ Sustained Effect
✨ Finasteride
✨ Dutasteride
🤢😳SIDE EFFECTS🥴😵 of ALPHA 1A BLOCKERS
- 1st DOSE EFFECT
- POSTURAL HYPOTENSION
Indications of Surgical Intervention in BPH
- Hydronephrosis
- Acute (OR) Chronic Retention of Urine
- Multiple episodes of UTI
- Gross Hematuria
- Diverticula (OR) Stones 2° to BPH
- Flow rate < 10 ml/s
- Bladder pressure > 80 cm H2O
- Not responding to medication
Surgical 💊💉 MANAGEMENT of BPH
🧠⚡Minimal: TTH ⚡
- Minimally Invasive Surgery
⭐ TURP: Transurethral Resection of PROSTATE
⭐ TULIP: Transurethral Laser Incision of PROSTATE
⭐ HOLEP: Holmium Laser Enucleation of PROSTATE - OPEN SURGERY: MILLIN’S APPROACH
MILLIN’S APPROACH is used for
Open Retropubic Approach for PROSTATE
Lasers used for BPH
- Nd:YAG
- KTPA Laser
- Holmium Laser
⚡⚡ MOST COMMON LASER FOR BPH
⚡⚡ BEST LASER FOR BPH
⚡⚡ MOST COMMON LASER FOR BPH
🎯 Nd:YAG
⚡⚡ BEST LASER FOR BPH
🎯 KTPA
Hemostatic Lasers
- KTPA
- Holmium
Procedure of TURP
Go through Urethra with Resectoscope
⬇️
Cut off chips of PROSTATE
⬇️
Deliver them out
For Clear Field of Vision during TURP Surgery, what is used
Irrigating Fluids
✨ Isotonic Glycine
✨ Distilled Water
✨ 5% Dextrose
✨ NS
NS as irrigating fluid can be used only if
Bipolar Cautery is being used
⬆️ Risk of TURP Syndrome seen with which Irrigating fluids
5% Dextrose
Distilled Water
Complications of TURP
- Hemorrhage
- TURP Syndrome (OR) Water Intoxication (OR) Dilutional Hyponatremia
- Incontinence
- Retrograde Ejaculation
- Re-operation
- Stricture
- Clot retentiom
⚡⚡ MOST COMMON Complication of TURP during Surgery
⚡⚡ MOST COMMON Complication of TURP following Surgery
⚡⚡ MOST COMMON Complication of TURP during Surgery
🎯 Hemorrhage
⚡⚡ MOST COMMON Complication of TURP following Surgery
🎯 Retrograde Ejaculation
Cause of HEMORRHAGE in TURP
- Badenoch’s Artery @5o’clock & 7o’clock
- Smaller Flock Arteries @ 10o’clock
Clot Retention can be prevented by
3 way Foley’s
TURP SYNDROME
Water gets absorbed from urethra to Blood vessels, about 1 L can move in
🧑🏻⚕️ Clinical Features of TURP Syndrome
- Altered Sensorium
- Headache
- Nausea & Vomitting
💊💉 MANAGEMENT of TURP Syndrome
⭐ Sodium < 120 mEq/L ➡️ 3% Hypertonic Saline Infusion Gradually
⭐ Sodium > 120 mEq/L ➡️ Fluid Restriction
Rapid Correction of Hyponatremia leads to
Central Pontine Myelinolysis / Demyelinosis
How much Hyponatremia should be corrected per day
8 mEq/L
Development of TURP depends on
- Fluid selected for Irrigation
- Duration of Surgery
⚡⚡ MOST COMMON Site of Urethral Stricture
Bladder Neck
LASER used for BPH patient, who is on Anticoagulant Therapy
KTPA Green Light Laser
PIRADS
PROSTATE Imaging Reporting And Data System
Risk factors for PROSTATE CANCER
- Age
- Testosterone ⬆️
- African American Males
- Obesity
- BRCA2 > BRCA1
- Alcohol
- Smoking
⚡⚡ MOST COMMON GENE Mutated in PROSTATE Cancer
GSTP-1
Ch 11
(Glutathione S Transferase Hypermethylation)
🩺 IOC for DIAGNOSIS🚦 OF PROSTATIC CANCER
🩺 IOC for SCREENING OF PROSTATIC CANCER
🩺 IOC for DIAGNOSIS🚦 OF PROSTATIC CANCER
🎯 TRUS Guided Trucut Biopsy
🩺 IOC for SCREENING OF PROSTATIC CANCER
🎯 DRE ➕ PSA
Screening of PROSTATE cancer begins by
Annually from 50 yrs age
IOC for Staging of PROSTATE CANCER
PET-CT
mpMRI
Components
Multi parametric Prostatic MRI
1. T-stage
2. LN Status
3. Recurrance evaluation
4. Follow up
⚡⚡ MOST COMMON Site of Distant Spread of Prostate Cancer
Bones
(Vertebral Column ➡️ Lumbar Vertebrae)
Type of Metastasis in PROSTATE cancer
Osteoblastic > Osteolytic
Why Vertebral Column spread in PROSTATE cancer
Batsons Plexus of Valveless Veins
Indication of BONE SCAN in PROSTATE cancer
- PSA > 10ng/ml
- Gleason’s score ≥ 7
- Symptomatic
Blackish Deposits on Vertebral Column
Metastasis
Gleason’s Score
Histopathological score used ij PROSTATE cancer
How do you differentiate BPH from PROSTATE cancer in H&E?
In PROSTATE CANCER ➡️ Myoepithelial cell layer (Bottom layer) of PROSTATE Glands ⛔ (Single cell lined Glands ➕)
✨ Smaller Glands & Back to Back arrangement
Gleason Grading of PROSTATE adenocarcinoma
TNM Staging of PROSTATE
Staging of PROSTATE cancer done by
- TNM Staging
- Jewish & Whitmore Classification
Scores in PROSTATE CANCER used for PREDICTING Recurrence in Prostate Cancer
- Partin Tables
- D’Amico Score
Components of Partin Table & D’Amico Score
- Serum PSA
- Clinical Stage
- Gleason score
💊💉 MANAGEMENT of T1 or T2A PROSTATIC Cancer
⭐ Age < 70 yrs ➕ Expected Life Span > 10yrs ➕ G3/G4/G5 Tumour
⭐ Age > 70 yrs ➕ Expected Life Span < 10yrs ➕ G1/G2/G3
⭐ Age < 70 yrs ➕ Expected Life Span > 10yrs ➕ G3/G4/G5 Tumour
🎯 Radical Prostatectomy (Robotic)
⭐ Age > 70 yrs ➕ Expected Life Span < 10yrs ➕ G1/G2/G3
🎯 Observation & Surveillance
Structures removed in Radical Prostatectomy
- Prostate
- Seminal Vesicles
- Obturator LN
- Iliac LN
➕
Anastamose Urethra to Bladder Neck
Complication of RADICAL PROSTATECTOMY
- Sepsis
- Erectile Dysfunction
- Incontinence
Technique used for PROSTATE Cancer Surgery
Nerve Preserving RALP (Robot Assisted Laparoscopic Prostatectomy)
Nerve: Cavernous Nerve
💊💉 MANAGEMENT of T2B/ T3/ T4 & N0/1 PROSTATIC Cancer
⭐ Age < 70 yrs ➕ Expected Life Span > 10yrs ➕ G3/G4/G5 Tumour
Brachytherapy
⬇️
⭐ Good Response: Androgen Deprivation Therapy (ADP) ➕ Observation
⭐ Poor Response: Radical Prostatectomy
💊💉 MANAGEMENT of T2B/ T3/ T4 & N0/1 PROSTATIC Cancer
⭐ Age > 70 yrs ➕ Expected Life Span < 10yrs ➕ G1/G2/G3
Brachytherapy (Radiotherapy) ± Androgen Deprivation Therapy
⚡⚡ MOST IMPORTANT PROGNOSTIC FACTOR FOR PROSTATE CANCER
Stage of Disease
Radiotherapy in PROSTATE cancer
- Intensity Modulated Radiotherapy (IMRT): 76-86 Gy
- Brachytherapy
Which Radioactive Substance is used for Brachytherapy in PROSTATE
- Iodine 125
- Palladium 103
Median Survival in Metastatic Prostate Cancer
3-5 years
Highest Amount of Radiation Exposure for Therapy of Cancer, is given in
PROSTATE Cancer
76-86 Gy
💊💉 MANAGEMENT of METASTATIC PROSTATE cancer
1st Line: Androgen Deprivation Therapy
⬇️
When Tumor becomes RESISTANT to Hormones
⬇️
2nd Line
⭐ Chemotherapy
A. Paclitaxel
B. Cabazitaxel
⭐ T-cell vaccine
Sipleocel-T
⭐ Radiotherapy
Androgen Deprivation Therapy
Methods
- Surgical Castration: B/L Subcapsular Orchidectomy
- Medical Castration:
LHRH Analogue ➕ Anti-androgens
✨ Goserelin
✨ Buserelin
Anti-androgens
✨ Flutamide
✨ Enzalutamide
✨ Abiraterone
LHRH Antagonist
✨ Degarelix
Why LHRH Analogues combined with Anti-androgens?
In Initial Days, Testosterone ⬆️ ⬆️
⬇️
PSA Flare
✨ To prevent PSA Flare
T-cell Vaccine used for
Prostate Cancer
✨ Sipuleocel T (Provenge)
✨ CD54 Extract
Radio pharmaceutical Therapy used for
Resistant Bony METASTATIS in PROSTATE cancer
Radio pharmaceutical Therapy done with
- Strontium 89
- Radium 223
Perineural Invasion is seen with which CANCER?
🧠⚡3P⚡
- PROSTATIC Adenocarcinoma
- Pancreatic Carcinoma
- Parotid Gland tumour: Adenoid Cystic Carcinoma
E-Cadherin ASSOCIATED Tumours
- Lobular Carcinoma of Breast
- Gastric adenocarcinoma
- PROSTATE adenocarcinoma
Tumour MARKER for PROSTATIC CARCINOMA
PSA
Organ specific NOT Tumour specific
IHC Marker for PROSTATE cancer
- AMACR: Alpha Methyl Acyl Conenzyme A Racemose
- TMPRSS2-ERG Fusion DNA
- PCA3