Marcus Welby, M.D. S05 E04 Blood Kin

Rico and Louisa Renati, aware their frail but lively daughter Maria has the rare Cooley's Anemia, peculiar to Italians, refuse Dr. Welby's suggestion on the operation. Dr. Jed Hartnet, a leading specialist in this type of disease who is ready to quit the profession , becomes intrigued with Maria and decides to fight her parents' decision.