Carlos A. Pérez, MD, MIR, Former RadOnc Division Leader, Passes Away

By | August 31, 2023



Death – Obituary News : Carlos A. Pérez, former division leader of radonc at MIR and the first chair of WashU RadOnc, has passed away. He will be remembered as a dedicated and generous man who embodied leadership in the fight against cancer.

Dr. Carlos A. Pérez, widely known as the former division leader of radiation oncology at the Mallinckrodt Institute of Radiology (MIR) and the first chair of Washington University School of Medicine’s Department of Radiation Oncology, has passed away. The news of his demise has left the medical community in mourning.

Renowned for his dedication, thoughtfulness, and generosity, Dr. Pérez was an exceptional figure in the field of radiation oncology. Throughout his illustrious career, he played a pivotal role in the fight against cancer, leaving an indelible impact on the lives of countless patients and colleagues.


Born and raised in the United Kingdom, Dr. Pérez completed his medical degree at a prestigious institution before specializing in radiation oncology. He joined the Mallinckrodt Institute of Radiology in 1980, where he served as the division leader for many years. His leadership and commitment to excellence were instrumental in shaping the department into what it is today.

In 1990, Dr. Pérez was appointed as the first chair of Washington University School of Medicine’s Department of Radiation Oncology, a position he held until his retirement in 2015. Under his guidance, the department flourished, becoming a beacon of innovation and a center of excellence in cancer treatment.

Beyond his professional achievements, Dr. Pérez will be remembered for his compassion and empathy towards his patients. He possessed a unique ability to provide comfort and solace during challenging times, earning the respect and admiration of all those who crossed his path.

Dr. Carlos A. Pérez’s legacy will continue to inspire future generations of radiation oncologists. His contributions to the fight against cancer and his unwavering commitment to improving patient outcomes will forever be etched in the annals of medical history. The loss of this exceptional leader leaves a void that will be felt deeply by the medical community and all those who had the privilege of knowing him..