SUB AORTIC MEMBRANE “A RARE BUT REAL THREAT” 5 …

KEY WORDS:Sub aortic stenosis, subaortic membrane, congenital cardiac defects. INTRODUCTIONS ub aortic membrane is an infrequent disease that produces variable degree of obstruction to the egress of blood across LVOT1. Its preva-lence is 1-2% of all congenital cardiac defects and causes 15-20% of all fixed LVOT obstructions. Dis- ................
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