J Surg Case Rep 2017 Jun 6;2017(6):rjw186. Epub 2017 Jun 6.
Department of Surgery, Boca Raton Regional Hospital, Charles E. Schmidt College of Medicine, Florida Atlantic University, Boca Raton, FL, USA.
Granular cell tumor (GCT) is a rare submucosal neoplasm most commonly localized in the oral mucosa; with one-third of all cases found in the tongue, with less than 30 cases of perianal GCT reported in the literature, making it a rare anal neoplasm. Wide local excision is the gold standard of treatment and follow-up includes annual colonoscopy due to the high incidence of reoccurrence. Here we describe a rare case of benign perianal GCT in a 29-year-old female who presented asymptomatically; however, pathology report revealed a S100 positive immunostaining pattern. Read More