Congenital Heart Lesion
William T. McCoy, M.B., B.S., and Elwin W. Donnelly, M.D., Boston
DR. JAMES W. TANNER:
A 9-year-old girl entered the hospital for the first time for evaluation of her small stature, which had been noted since birth. She was the product of a full term, normal delivery and appeared normal except for her size. There was no history of cyanosis or frequent respiratory infections. Her exercise tolerance was normal except for some squatting after strenuous exercise, noted during the past year. The history revealed that all members of her immediate family were subnormal in stature.On physical examination there was no cyanosis or finger clubbing. The blood pressure level was 100/65 mm. Hg. The heart was clinically of normal size, with normal sinus rhythm. There was a Grade 2 systolic murmur maximal at the third left intercostal space, with a Grade 1 blowing diastolic murmur to the