Mark M. Mishkin, a former professor of neuroradiology and chief of radiology at HUP, died on April 8.

He earned an undergraduate degree from Indiana University and an MD from SUNY medical college. He also was a former Navy medical officer.

Dr. Mishkin began at Penn as a resident in 1957. He became associate professor of radiology in 1969. In 1972, he became professor of radiology and chief of radiology. He served on the University Council as a representative of the faculty constituency of the School of Medicine in 1971.

He resigned in 1977 but returned to Penn as adjunct professor of radiology in 1993.

Dr. Mishkin was chairman of the department of radiology at St. Barnabas Medical Center in Livingston, New Jersey, from 1978-1984 and professor of neuroradiology at Thomas Jefferson University from 1984 until his retirement.

He was president of the American College of Radiology in 1993 and a member of its board of chancellors from 1982-1994.

He is survived by his wife, Barbara; children, Jeremy (Barbara) and Jonathan (Alice); and grandchildren, Benjamin (Dee), Maxwell (Grace), Kathryn, Eric and Alexander.

Contributions in his memory may be made to Curtis Institute of Music, 1726 Locust St., Philadelphia, PA 19103.