According to the American Society of Colon and Rectal Surgeons, Pilonidal disease is a chronic skin infection that affects about 70,000 people in the United States annually. While the cause is not ...

From the Department of Surgery, Peter Bent Brigham Hospital, Boston, Massachusetts. Glenn — On staff of the New York Hospital, New York City. For record and address of author see "This Week's Issue," ...

The Lahey Clinic, Boston, Mass. Cattell — Surgeon, Lahey Clinic. Stoller — Formerly Assistant in Surgery, Lahey Clinic. For records and addresses of authors see ...