Normal Chest X Ray Gastric Bubble. Most smokers will have normal looking lungs on a plane chest x ray. Heavy smokers develop bronchitis and emphysema which does produce over inflated lu.
The gastric bubble is a radiolucent rounded area generally nestled under the left hemidiaphragm representing gas in the fundus of the stomach. Air in the stomach is normal and is referred to as the gastric bubble clavicle. Here i ve outlined the lungs in yellow.
On a lateral radiograph the gastric bubble is usually located between the abdominal wall and spine.
Check aortic size and shape and the outlines of pulmonary vessels. Great vessels gastric bubble. Gastric bubble on chest x ray. You can see that part of the left lung overlaps the heart.