One of the most interesting phases of proctology is the subject of foreign bodies. The literature contains numerous reports of the recovery of these objects from the rectum and the sigmoid, where either they gain entrance by ingestion, by introduction through the anal canal or by perforation from an adjacent viscus, or they form in situ. Of these the oral route is the commonest, and though the ingestion is usually accidental it may be intentional for purposes of concealment, suicide or entertainment. In many instances the patient is conscious of the fact that he swallowed the object, but often he is unaware of this for it may occur during anesthesia, intoxication or other semistuporous states.
One is amazed by the variety and number of ingested objects that have been removed from the rectum. Gant1 mentions more than fifty different kinds, and a complete list very likely would include many