Erika Hissong1, Lorene M Yoxtheimer2, Adam Pacecca3, Rana S Hoda1. 1. Papanicolaou Cytology Laboratory, Department of Pathology & Laboratory Medicine, New York-Presbyterian Hospital, Weill Cornell Medical College, New York, New York. 2. Department of Pathology, University of Toledo Medical Center, Toledo, Ohio. 3. Albany College of Pharmacy and Health Sciences, Albany, New York.