HEMI DIAPHRAGM

Diaphragm

The diaphragm separates the comparatively dense (white) abdominal organs below it, from the relatively less dense (blacker) lung above. Each hemidiaphragm should appear as a rounded, domed structure with a crisp white edge contrasted against the adjacent dark lung.

Noonan syndrome

Noonan syndrome :

Noonan was first recognized as a unique entity in 1963 when Noonan and Ehmke described a series of patients with unusual facies and multiple malformations, including congenital heart disease.