Cyanophilic Atypical parakeratosis (ASC-H, favor HPV). Cohesive groups of hyperchromatic cyanophilic cells with ill-defined cell borders, which are straight with angulations better seen at periphery (arrow). N/C ratio is higher. Chromatin is smudgy. Some cells may show koilocytic space around nuclei. (a & b- Cervical smear [Papanicolaou stained SurePath™ Preparation], c- Cervical biopsy [Hematoxylin-eosin stained section]).
Chivukula and Shidham CytoJournal 2006 3:14 doi:10.1186/1742-6413-3-14