Unknown Case - September, 2008

Following are six 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: Male, age 71

Clinical information: Urine for cytology obtained during cystoscopy

Materials received: 15cc of pale yellow fluid

Preparation: 1 ThinPrep®