Dr. Girnius graduated from the University of Cincinnati College of Medicine followed by residency and fellowship training in Boston, Massachusetts. He completed a fellowship in amyloidosis at the Amyloidosis Center at Boston University, in addition to subspecialty training in hematology/oncology. His training in multiple myeloma was completed under the tutelage of Dr. Nikhil Munshi at the Veterans Administration Hospital in Boston and Dana-Farber Cancer Institute. He also gained both autologous and allogeneic stem cell transplantation experience at Dana Farber. He has a special interest in plasma cell dyscrasia, including multiple myeloma, AL amyloidosis, and light chain deposition disease.