Small-bowel aspiration during upper esophagogastroduodenoscopy: Rao technique

SIBO and SIFO are increasingly recognized as common causes of unexplained abdominal bloating, gas, distension, belching, and diarrhea. However, they are poorly recognized because of a lack of standardized diagnostic methods. Although noninvasive breath tests are often used as the first step in SIBO diagnosis, they either lack sensitivity or specificity and require further standardization and validation. Small-bowel aspirate/culture is generally...