College of American Pathologists

2012 — October Case of the Month

Posted October 30, 2012


CAP Foundation Online Case of the Month

Click Slide Image to View Case with DigitalScope

A 70-year-old-man with a 100-pack-per-year history of smoking presented with hemoptysis. Radiologic studies demonstrated a mass in the upper lobe of the left lung which was biopsied and a subsequent lobectomy was performed. The lobectomy was remarkable for a centrally located 2.5 cm partially necrotic mass.

The master list with the correct answer

  • Adenocarcinoma, solid type with mucin production
  • Adenosquamous carcinoma
  • Basaloid carcinoma
  • Large cell carcinoma
  • Squamous cell carcinoma

Access Case Critique to view:

  • Appropriate diagnosis
  • Critique
  • References

Your input is valued - please submit your feedback so that we may continue to optimize this program.