A 71-year-old man presents with urinary hesitancy, weak urinary stream, and nocturia ×3 per night. Vital signs: BP 138/82 mmHg, HR 76/min, RR 14/min, Temp 37.2°C. Digital rectal examination reveals a smooth, enlarged prostate without nodules. Post-void residual volume is 120 mL. PSA is 3.2 ng/mL. Hyperplasia in which of the following prostatic regions most likely causes his obstructive symptoms?

  1. A)Central zone of prostate
  2. B)Anterior fibromuscular stroma
  3. C)Peripheral zone of prostate
  4. D)Transitional zone of prostateGABARITO
  5. E)Rectouterine pouch

Explicação

Benign prostatic hyperplasia arises in the transitional zone surrounding the proximal urethra, producing obstructive urinary symptoms. Prostatic adenocarcinoma, in contrast, most often occurs in the peripheral zone. Ver explicação completa e trilha adaptativa →

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