magenblase (gastric blubble) syndrome

Etiology: - aerophagia Pathology: 1) air trapping in the gastric fundus below the gastroesophageal junction by fluid 2) occurs in association with aerophagia when the patient lies supine after a large meal 3) gas becomes trapped in the gastric fundus, unable to be belched because of fluid between the gas & the lower esophageal sphincter Clinical manifestations: - postprandial fullness/discomfort/pressure Radiology: - X-ray shows air in the gastric fundus

References

Harrison's Principles of Internal Medicine, 14th ed. Fauci et al (eds), McGraw-Hill Inc. NY, 1998, pg 234