[Oval echo-free space at the atrioventricular sulcus].
Koito
H
H
Second Department of Internal Medicine/Cardiovascular Center, Kansai Medical University, Osaka.
Iwasaka
T
T
D004452:Echocardiography; D006322:Heart Aneurysm / Q000000981:diagnostic imaging*; D006801:Humans; D008067:Lipoma / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged