The Diaphragm on the Lateral CXR

Here are the 5 ways to distinguish which side of the diaphragm is which on the lateral CXR: 1. The stomach bubble and splenic flexure of the colon are below the left. 2. The right hemidiaphragm is usually higher than the left. 3. The left hemidiaphragm is obscured by the heart anteriorly. 4. The right hemidiaphragm terminates posteriorly by the larger right ribs., 5. Look for pathology.