Fine-needle aspiration cytology in primary cutaneous tumors.

The most common cause of incorrect diagnosis was sampling error and a definitive diagnosis was not provided in adnexal tumors due to overlap of cytologic features and lack of availability of architectural features. The knowledge of cytological features of the skin adnexal tumor is helpful to avoid any mistaken diagnosis. Diagn. Cytopathol. 2017;45:681-688. © 2017 Wiley Periodicals, Inc.