Topics that are essential to the surgical pathologist in cytopathology are included in this issue of Surgical Pathology Clinics. Topics include cytopathology of the Thyroid; Pancreas, Salivary glands; Lung; Urine; Gynecologic; Metastasis of unknown origin; and Preparation techniques and Cell transfer. Expert cytopathologist and prolific author and researcher and expert clinician Tarik Elsheikh leads this issue as Guest Editor.