Correction: An earlier version of this article incorrectly reported that Dr. Daum died from emphysema. He died from empyema.

Jere J. Daum, 81, an internist who owned and operated a private practice in Bethesda for 51 years, died Oct. 22 at Suburban Hospital in Bethesda.

He had complications from empyema, said his daughter, Catherine Daum.

Dr. Daum, a Potomac resident, worked until July at his Bethesda practice.

He was recognized by Washingtonian magazine as a top area physician.

Jere Jack Daum was born in Lancaster, Pa. He was a 1953 graduate of Franklin and Marshall College in Lancaster and received a medical degree from George Washington University in 1957.

He served in the Navy from 1958 to 1963.

Dr. Daum was a member of the Burning Tree Club, a private golf club in Bethesda.

A daughter, Laura Daum, died in 2006. Survivors include his wife of 59 years, Jaqueline Geist Daum of Potomac; three children, John Daum of Middleburg, Jere John Daum of Bethany Beach, Del., and Catherine Daum of Wilmington, N.C.; and four grandchildren.

— Megan McDonough