Diaphragmatic eventration

Case contributed by Mohammadtaghi Niknejad
Diagnosis certain


Work up for cough.

Patient Data

Age: 75 years
Gender: Female

Focal eventration is present at anterior portion of right hemidiaphragm.

Post operative changes are seen due to sternotomy and cardiac prosthetic valve replacement. 

A few atelectatic bands are scattered at both lung fields. 

Ascending aorta is dilated up to 45 mm.

Case Discussion

Diaphragmatic eventration refers to an abnormal contour of the diaphragmatic dome with no disruption to the diaphragmatic continuity. It typically affects only a segment of the hemidiaphragm, compared to paralysis/weakness where the entire hemidiaphragm is typically affected. 

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