Body Part - Chest
ASPIRATION
Fluid or solid material (i.e. food) goes into the airways instead of going into the stomach (through the esophagus). Nonmedical people sometimes call this “stuff going into the wrong pipes”. This can cause pneumonia.
ATELECTASIS
An area of compressed or deflated lung. Large atelectasis is sometimes called “collapsed lung”.
ATHEROSCLEROSIS
Disease of the arteries that can cause narrowing. This is caused by abnormal fat and calcium deposits that build up in the wall of the artery.
ATHEROSCLEROTIC
Used to describe a diseased or abnormal blood vessel that contains plaque, or fat and calcium deposits. Please see “atherosclerosis”.
ATTENUATION
Refers to brightness/whiteness on a CT scan. A CT scan picture is black and white. There are different shades of black and white (i.e. gray, bright white). Low attenuation means dark black, while high attenuation means bright white. This can help a radiologist determine the type of abnormal finding on your CT scan.
AZYGOESOPHAGEAL LINE
A “line” that is seen between the right lung and the esophagus on a frontal chest x-ray.
AZYGOS LOBE
A normal anatomy variant that is sometimes seen next to the right upper lobe.
BASILAR
Adjective. Lowest part of the lungs. This refers to areas of the lungs that are close to the diaphragms.
BASILAR ATELECTASIS
Compressed lung at the bottom of the lungs, next to the diaphragm.
BIBASILAR
Adjective. Lowest part of both lungs. This refers to areas of the lungs that are close to the diaphragms.
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