Merkel cell carcinoma presenting as malignant ascites: A case report and review of literature

We describe the cytologic findings as well as the immunohistochemical stains supportive of the diagnosis. Given the fatal prognosis of this tumor compared to melanoma and rarity of its occurrence in ascitic fluid, awareness of this tumor and use of immunohistochemical stains are critical in arriving at the diagnosis.
Source: CytoJournal - Category: Pathology Authors: Source Type: research