All issues > Volume 37(4); 1994

Case Report

J Korean Pediatr Soc. 1994;37(4):573-577. Published online April 15, 1994.

A Case of Subaortic Endocardial Pemnant Tissue

H.y. Hy Kang¹, Y.M. YM Yu¹, J.I. JI Noh¹, J.Y. JY Choi¹, Y.S. YS Yun¹, J.R. JR Rho², J.K. JK Chi³

¹Department of Pediatircs, College of Medicine, Seoul National University, Seoul, Korea
²Department of Anatomical Thoracic and Cardiovascular Surgery, College of Medicine, Seoul National University, Seoul, Korea
³Department of Anatomical Pathology, College of Medicine, Seoul National University, Seoul, Korea

Abstract

Among the various causes of the left ventricular outflow tract obstruction, endocardial remnant tissue is the least common. A case of a subaortic endocardial remnant tissue is presented. The abnormality was detected in an asymptomatic patient by systolic murmur and was demonstrated by 2-D echocardiograpy and surgery. This structure is attached to mitral anterior leaflet and its microscopic finding was fibromyxomatous valvular tissue. The aim presenting this cases and reviewing the literature is to bring attention to this rare anormaly.

Keywords :Left ventricular outflow tract obstruction, Endocardial remnant tissue