Unknown Case - November, 2015

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: 80 year old Male

Specimen type: Kidney wash, ThinPrep® Non GYN

Patient information: Patient had 7 bladder biopsies, 5 were called negative and the remaining 2 were called mild urothelial dysplasia