Oleksandr Yachnik, congenital heart surgeon at the Scientific Practical Children's Cardiac Center in Kyiv, on March 3 performing surgery on a 2-month-old child to correct an atrioventricular septal defect (AVSD), aortic arch hypoplasia, coarctation of aorta, and left ventricular outflow tract obstruction (LVOTO). He said the patient has spontaneous breathing, no chest tubes, and has had no problems.