the almost certain presence of serious heart disease should be recognized in children , showing the following `` '' major '' '' symptoms : 1 ) permanent cyanosis , pallor or greyish colour , 2 ) cardiorespiratory failure ( resembling usually symptoms of pneumonia ) , 3 ) ecg patterns indicating ventricular hypertrophy signs , 4 ) other significantly abnormal ecg patterns ( e.g . av and intraventricular conduction disturbances ) , 5 ) cardiac enlargement and lung vascularity abnormalities in chest x-rays , 6 ) weak , or impalpable arterial , particularly femoral pulses , femoral arterial pressures significantly lower , than at upper extremities , bounding pulses and high-pressure amplitude in arms and legs , 7 ) abnormal heart sounds and pathologic heart and vascular murmurs .
C0018799
the
C0018800
) cardiac enlargeme