He happened to run across my colleagues. or colleagues in the military. who are cardiologists. who are heart specialists. And looking at the blue appearancebecause you dont get this oxygen flow through the heart. blood through the right side of the heartthey said it was probably tetralogy of Fallot. With a few tests they made the diagnosis and they petitioned Mohammed to come to the States for treatment. but the visa applications by Mohammed and his dad. Fateh. were initially denied. But somewhere out there was a little angel looking out. and sure enough they ran into a fellow who happened to be a student of mine back at Vanderbilt.