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Difficulty: HardUrologic Surgery

Match each urologic oncology clinical presentation with the most appropriate definitive surgical or procedural intervention.

  • A 55-year-old man has an incidentally discovered 3.5 cm enhancing solid mass confined to the lower pole of the left kidney. His baseline estimated glomerular filtration rate is 95 mL/min.Partial nephrectomy (nephron-sparing surgery)
  • A 68-year-old woman has an 11 cm right renal mass with tumor extension into the renal vein and infrahepatic inferior vena cava, with no evidence of distant metastasis.Radical nephrectomy with inferior vena cava thrombectomy
  • A 32-year-old man presents with a painless, firm right testicular nodule; serum alpha-fetoprotein and beta-hCG levels are markedly elevated, and scrotal ultrasound confirms a hypoechoic intratesticular mass.Radical inguinal orchiectomy
  • A 62-year-old man with gross hematuria is found to have a 2 cm papillary bladder tumor; pathology from the initial biopsy reveals high-grade urothelial carcinoma limited to the mucosa without lamina propria invasion.Transurethral resection of bladder tumor (TURBT) followed by intravesical Bacillus Calmette-Guérin (BCG)
  • A 70-year-old woman with gross hematuria undergoes bladder biopsy, which reveals high-grade urothelial carcinoma invading the muscularis propria (detrusor muscle), with negative staging scans for metastasis.Radical cystectomy with pelvic lymph node dissection and urinary diversion

Answer

The correct matches align specific tumor stages and anatomical locations with their gold-standard surgical interventions: small renal mass to partial nephrectomy, large renal mass with venous involvement to radical nephrectomy with thrombectomy, testicular mass to radical inguinal orchiectomy, superficial bladder tumor to TURBT with BCG, and muscle-invasive bladder tumor to radical cystectomy.
Each pairing represents the standard-of-care surgical or procedural intervention for distinct urologic malignancies based on current urologic oncology guidelines, primarily determined by the depth of invasion, tumor size, and anatomical location.

Step-by-Step Solution

1
Analyze the renal mass scenarios.
The 3.5 cm lower pole mass is a clinical T1a lesion, warranting partial nephrectomy. The 11 cm mass with IVC extension is a locally advanced lesion, requiring radical nephrectomy and thrombectomy.
Surgical management of renal cell carcinoma depends heavily on tumor size and the presence of venous extension.
2
Evaluate the testicular nodule scenario.
The presentation with elevated tumor markers and an intratesticular mass dictates a radical inguinal orchiectomy.
Testicular cancer must be removed intact via the inguinal canal to prevent lymphatic spread to the scrotum.
3
Compare the two bladder cancer scenarios.
The first is non-muscle-invasive (mucosa only) and is paired with TURBT and BCG. The second is muscle-invasive (detrusor involvement) and is paired with radical cystectomy.
The depth of invasion into the bladder wall is the critical inflection point that determines whether the bladder can be saved or must be completely removed.

Key Concept

Surgical management of urologic malignancies based on anatomic site and clinical staging
Estimated Time:2m 0s
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Topics

Urologic Surgery

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