Johns Hopkins Manual for GI Endoscopic Nurses, Third Edition

Mouen Khashab, MD; Toshunia Robinson, MD; Anthony Kalloo, MD

Chapter 27: Capsule Endoscopy (continued)

Christina Ha, MD

Capsule endoscopy allows the physician to examine the mucosa of the small intestine with the use of a very small video camera, the size of a large vitamin pill, swallowed with a glass of water. The capsule travels through the intestines, via peristaltic waves, capturing pictures at a rate of 14 pictures per second. The images are captured via sensors placed on various points on the patient’s abdomen and sent to a data recorder worn on the patient’s belt. After 8 hours, the recorder is removed from the patient and then downloaded into a special program on the computer. The…