Tetralogy of Fallot (TOF) is a rare condition caused by a combination of 4 heart defects present at birth. First described in 1888, comprises an interventricular septal defect, pulmonary stenosis, an aorta larger than the rest of the body, and right ventricular hypertrophy is a term that refers to an (RVH). It is the most widely used form to be successfully treated for cyanotic congenialities corrected by cardiothoracic surgeons, with an estimated cost of the total frequency a rate of 3,000 per million births.In this case,a child was brought in pediatricOPD with complaints of bluish staining of the skin, weakness of the left part of the body, decreased activity, and breathing difficulties for 2hours following an extreme cry, according to the mother, and he was transferred to tertiary care hospital for further management.

Congenital heart defect, Tetrology of Fallot, stroke, hemiparesis