Case 26
Author: Cecilia Gimenez, M.D., Rubina Cocker, M.D., North Shore – Long Island Jewish Health System, Department of Pathology, Lake Success, New York, USA
Reviewer: Dr Laura Tabatabai, Assistant Professor of Pathology, University of California San Francisco, USA
An 87 year-old male presented with a dilated main pancreatic duct (up to 14mm in diameter) on CT scan. An endoscopic ultrasound revealed a soft tissue mass within the pancreatic duct, which was sampled for cytological diagnosis via endoscopic ultrasound-guided fine needle aspiration (EUS-FNA).
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| Fig 1. Papanicolaou stain x 20 | Fig 2. Papanicolaou stain x 400 |
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| Fig 3. Papanicolaou stain x 400 | Fig 4. Papanicolaou stain x1000 |
What is your diagnosis?