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CAP Home > Case of the Month > 2012 - Case Archives > January Case of the Month

2012 — January Case of the Month

Posted January 10, 2012

CLINICAL SUMMARY: Jejunum  

CAP Foundation December 2011 Online Case of the Month

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A 78-year-old man presented with small bowel obstruction. A partial small bowel resection was performed. The 15.0 cm resected portion of bowel contained a 5.5 cm ulcerated, polypoid mass. Tumor cells were immunoreactive for CD138 and kappa light chain (lambda negative).

The master list with the correct answer

  • Extranodal marginal zone B-cell (MALT) lymphoma
  • Gastrointestinal stromal tumor
  • Malignant melanoma
  • Plasmacytoma
  • Undifferentiated carcinoma

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