Endoscopy

LITERATURE directly or indirectly related to endoscopy continues to accumulate with amazing rapidity. Each year seems to bring forth additional indications for endoscopic procedures and a wider recognition of their usefulness to the medical profession.AnesthesiaAccording to Clerf1 the endoscopist employs all types of anesthesia and all methods of induction. It is not always easy to make an endoscopic examination of the air and food passages under local anesthesia, and the casual endoscopist frequently chooses general anesthesia. Routine methods following fixed rules do not make for good anesthesia. As a preanesthetic agent, morphine is valuable whether the anesthesia is . . .