X4 Pharmaceuticals, Inc. announced the appointment of Diego Cadavid, M.D., as Chief Medical Officer. Dr. Cadavid will be responsible for the strategy, direction and execution of the company's clinical development programs. Dr. Cadavid brings more than 22 years of experience in drug development and academic research to X4, having led multiple programs through all phases of clinical development, including small molecules and biologics for the treatment of rare and immunological diseases. Most recently, Dr. Cadavid served as Senior Vice President and Head of Clinical Development at Fulcrum Therapeutics where he led the development of multiple small molecules for the treatment of genetically defined rare diseases, including sickle cell disease and beta-thalassemia as well as muscular dystrophies.