Pulmonology—involving the respiratory tract—and neonatology—care of newborns—are Duke's highest ranked areas, coming in at No. 28 nationally. Following those two, nephrology—involving kidneys—is ranked No. 30; cancer is ranked No. 31, neurology and neurosurgery are No. 33, diabetes and endocrinology are No. 35, cardiology and heart surgery are No. 38 and gastroenterology and GI surgery are ranked at No. 41. For urology, Duke Children's Hospital came in at No. 44 and for orthopedics, it was ranked at No. 49.