To the Editor:—
Foreign bodies in the alimentary canal may perforate the bowel at anatomical areas of fixation and sometimes point in a Meckel's diverticulum or the vermiform appendix; they may perforate the rectum and result in the formation of a perirectal abscess. Goligher1 mentioned the possibility of laceration of the anorectal mucosa by sharp articles in the feces, for example, fish bones, rabbit bones, fragments of eggshell, enamel, or glass. Branning2 described perforation of the colon by a fish bone, and a patient who had swallowed a turkey bone the day before his symptoms began suffered perforation of a diverticulum of the sigmoid colon with sinus formation (New Eng J Med265:194, 1961).
Report of a Case:—
A 74-year-old woman was admitted on Feb 15, 1965, with complaints of a painful swelling on the left side of her anus during the previous ten days. On examination