Author: Natasha Kim Berg, MD. Cytopathology Fellow, McGaw Medical Center, Northwestern University, Chicago, USA
Reviewer: Ajit Singh Paintal, MD. Assistant Professor of Pathology, Northwestern University, Feinberg School of Medicine, Chicago, USA
The patient is a 66 year old female with a 2 cm lesion in the right kidney. She has a history of breast cancer and limited stage small cell lung carcinoma. A CT guided FNA of the right renal mass was performed. A Papanicolaou-stained smear is submitted for review.