Nonobstructive membranes of the left atrial appendage cavity: report of three cases.
A membranous structure causing functional stenosis at the mouth of the left atrial appendage (LAA) has been reported. In this study we describe the presence of nonobstructive membranes traversing the cavity of the LAA found incidentally on transesophageal echocardiography (TEE).
Bakris
Nicholas
N
Division of Cardiology, Department of Medicine, Baystate Medical Center, Springfield, Massachusetts, USA.
Tighe
Dennis A
DA
Rousou
John A
JA
Hiser
William L
WL
Flack
Joseph E
JE
Engelman
Richard M
RM
D000368:Aged; D020517:Atrial Appendage / Q000033:anatomy & histology* / Q000000981:diagnostic imaging*; D017548:Echocardiography, Transesophageal; D005260:Female; D006801:Humans; D008297:Male; D008566:Membranes / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D008875:Middle Aged