WSI21-73-Case-146

From MGH Learn Pathology
WSI21-73-Case-146
79 yo M w/ known pancreatic adenocarcinoma and new body/tail lesion
A. PANCREAS FINE NEEDLE ASPIRATION BIOPSY, BODY/TAIL LESION:

NEOPLASTIC: OTHER- Mucinous cyst fluid with high-grade epithelial atypia.

Note: A mucinous etiology is established by cyst fluid CEA of 29,504 ng/mL and the high-grade mucinous epithelium. Background cellular necrosis is present. Invasive carcinoma is in the differential diagnosis.
December 31, 1969 7:00:00 PM