Colorectal Cancer: High-Yield USMLE Topics You Must Know!

Update: 2025-04-07

Description

Understand the presentation, screening, and metastasis pattern — this is a classic Step 1 topic!

• Right-sided = bleeds

• Left-sided = obstructs

• Iron deficiency anemia in older men or postmenopausal women = colorectal cancer until proven otherwise

• Colonoscopy is the gold standard

• CEA is used for recurrence monitoring, not for screening

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#box-pro-ellipsis-175891223312152{-webkit-line-clamp:2;}Colorectal Cancer: High-Yield USMLE Topics You Must Know!