Dr. Post is a PGY-5 resident in the Department of Radiation Medicine. He received a medical degree from University of Nebraska College of Medicine and a bachelor’s degree in biochemistry from University of Nebraska-Lincoln.  He completed his internship year at Presence Saint Francis Hospital.

Dr. Kim is a PGY-5 resident in the Department of Radiation Medicine. He received a medical degree from State University of New York Upstate Medical University, a bachelor’s degree in chemistry from University of Pennsylvania, and a degree in biology and chemistry from Ajou University in South Korea. He completed his internship year with OHSU's surgery department.

He is interested in conducting metabolomic research studies (the study of the metabolome, coined as an analogy with the genome, proteome, etc.), in vitro and in vivo, using various types of cell cultures and perfused organs in the context of radiation induced oxidative stress. 

Dr. Hissourou is a PGY-5 resident in the Department of Radiation Medicine. He received his medical degree from Icahn School of Medicine at Mount Sinai. In addition to her medical degree, Dr. Hissourou holds an undergraduate from Columbia College-Columbia University in biology and an undergraduate - SUNY Stony Brook University in biology. He completed his internship year at Northwell Health.

Dr. Hissourou spent one year working at a contract research organization helping to conduct research in pharmocogenetics and vascular devices. 

Dr. Yahya is a PGY-4 resident with the Department of Radiation Medicine. She received her medical degree from Oregon Health and Science University and completed her internship year  at Henry Ford Hospital in Detroit, Michigan. In addition to her medical degree, Dr. Yahya has a bachelor’s degree in biology and Hispanic studies, as well as a minor in chemistry from Lewis and Clark College in Portland.

She is fluent in American Sign Language, Arabic, English and Spanish, and knows some Italian and Portuguese.

Dr. Ohaegbulam is a PGY-4 resident with the Department of Radiation Medicine. He received his medical degree (M.D./Ph.D.) from Albert Einstein College of Medicine and completed his internship year in medicine at Hofstra/Northwell in Forest Hills, New York. In addition to his medical degree, Dr. Ohaegbulam has a bachelor’s degree in biomedical science from the University of South Florida and a master’s degree in biomedical science from the Albert Einstein College of Medicine.

Dr. Ohaegbulam was awarded an ASTRO-AstraZeneca Radiation Oncology Research Training Fellowship in February 2022.

Dr. Kersch is a PGY-2 resident with the Department of Radiation Medicine. She received her medical degree (M.D./Ph.D.) from Oregon Health and Science University and completed her preliminary internship at Providence Portland Medical Center. In addition to her medical degree, Dr. Kersch has an undergraduate degree from University of Puget Sound in molecular and cellular biology, a graduate from Texas A&M University in entomology.

Dr. Kersch received the Department of Radiation Medicine’s Outstanding Medical Student in Radiation Medicine Award in 2021.

Dr. Burton is a PGY-2 resident with the Department of Radiation Medicine. He received his medical degree (M.D.) from the University of Texas Rio Grande Valley School of Medicine and completed his internal medicine internship at Dartmouth-Hitchcock Medical Center. In addition to his medical degree, Dr. Burton has an undergraduate degree from Brigham Young University in biophysics, and a doctorate degree (Ph.D.) from Baylor College of Medicine in integrative molecular and biomedical sciences.

Dr. Powers is an incoming resident to the Department of Radiation Medicine. He received his medical degree from University of South Dakota, Sanford School of Medicine. In addition to his medical degree, Dr. Powers holds an undergraduate from South Dakota State University in biology and microbiology and received the distinction of cum laude. For his transitional year, Dr. Powers will be training at University of South Dakota in Vermillion, South Dakota.

Dr. Kaya is an incoming resident to the Department of Radiation Medicine. She received her medical degree from Washington State University, Elson S. Floyd College of Medicine. In addition to her medical degree, Dr. Kaya holds an undergraduate from UC Berkeley in integrative biology. For her transitional year, Dr. Kaya will be training at Providence Sacred Heart Medical Center in Spokane, WA.