Unknown Case - December, 2016

Following are 5 slide images with unknown diagnosis. Use your ThinPrep® diagnostic skills to identify this disorder. After you've studied the slides, scroll to the bottom and click on the Book of Answers to display the diagnosis.

Patient information: 62-year-old female

Patient history: Diagnosed in 2002 with extensive metastasis in the peritoneal cavity with a primary peritoneal serous tumor of low malignant potential. In 2008, the patient was diagnosed with papillary serous carcinoma of the left lung pleural peel specimen

Specimen type: Pericardial fluid, ThinPrep® non-Gyn sample