People with 22q11.2 deletion syndrome often experience recurrent infections caused by problems with the immune system, and some develop autoimmune disorders such as rheumatoid arthritis and Graves disease in which the immune system attacks the body's own tissues and organs.
Rene Favaloro; Performed First Bypass Surgery. Rene Favaloro, 77, Argentine surgeon who pioneered coronary bypass surgery. In 1967, Favaloro performed the first bypass operation on a 51-year-old woman at the Cleveland Clinic in Ohio, using a saphenous vein taken from the patient's leg to detour blood around blockages in her heart.
In 1944 doctors at Johns Hopkins performed the surgery that opened the door to today 's heart surgery.Working together , The Johns Hopkins Hospital 's chief surgeon , Dr. Alfred Blalock , his technician Vivien Thomas , and pediatric cardiologist Dr. Helen Taussig devised a means for improving the flow of oxygen into the blood by connecting one of ...