Guidelines of the Papanicolaou Society of Cytopathology for fine-needle aspiration procedure and reporting. The Papanicolaou Society of Cytopathology Task Force on Standards of Practice.

This guideline document was developed by the Standards of Practice Task Force of the Papanicolaou Society of Cytopathology, based on extensive literature reviews and the personal practical experience of task force members. The draft guidelines were then subjected to expert review. The task force made revisions to the drafts based on the responses received from the consultant members, who are recognized experts in fine-needle aspiration biopsy.