But the most common uses for HGH are not FDA-approved. Some people use the hormone, along with other performance-enhancing drugs such as anabolic steroids in an attempt to build muscle and improve athletic performance. Yet HGH's effect on athletic performance is unknown.
Right ventricle to coronary artery connections (fistulae) in pulmonary atresia with intact ventricular septum: Clinical and histopathological correlations Right ventricle to coronary artery connections (fistulae) in pulmonary atresia with intact...
What is pulmonary atresia? Pulmonary atresia (PA) is a heart defect that occurs due to abnormal development of the fetal heart during the first 8 weeks of pregnancy. Pulmonary atresia means that there is an abnormal development of the pulmonary valve.