Prostate

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Benign Prostatic Hyperplasia
Chronic prostatitis
Prostatic Symptoms
Prostate cancer screening
Prostate Specific Antigen
Prostatitis
Trans-Urethral Resection of the Prostate

Dimensions

• 3cm long

• 10-15g in weight

Points

• Contains 1st 3 cm of urethra (prostatic urethra)

• Prostatic hyperplasia may cause local obstruction to urethra

• Prostatic carcinoma may invade sphincter mechanism

Nerve Supply

• S1, S2, S3

• sympathetic adrenergic

  • alpha-blockers used to treat

Rectal examination

• posterior aspect

• median groove

Diseased ?

• consistency

  • tend to be hard in Prostatic Carcinoma

• assymetry

• irregularity

Cystoscopy

• veru montanum (urethral crest) on posterior wall

• ejaculatory ducts in midpoint of veru

• above the ejaculatory ducts posterior part of gland known as median lobe

Histologically

• 50 peripheral glandular lobules

• zone of paraurethral glands

• thin true capsule

• surrounded by venous plexus

• thick fascia

Diseases

• Benign prostatic hypertrophy

• Prostatic carcinoma

Investigations

• Prostate Specific Antigen

• Trans-rectal ultrasound

  • +/- biopsy

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