Patricia Jean O'Morchoe, a longtime professor of pathology, died July 5 at Harrison Hospital, Bremerton, Wash. O'Morchoe, who was 72, was at Johns Hopkins from 1968 to 1975, first as an instructor and later as an assistant professor in the School of Medicine's Division of Cytopathology, Department of Pathology.

Born Sept. 15, 1930, in Halifax, England, O'Morchoe received her bachelor's, master's and medical degrees from Dublin University. She married Charles Christopher Creagh O'Morchoe in 1955 in Dublin.

After completing a rotating internship in a hospital in the North of England, O'Morchoe joined the faculty of the University of Dublin School of Medicine. She subsequently moved to the United States, where she served on the faculty of The Johns Hopkins University School of Medicine, Harvard Medical School, the University of Maryland School of Medicine, Loyola University Stritch School of Medicine and at the University of Illinois, where she served as a professor from 1984 to 2003.

Throughout her career, O'Morchoe maintained an active research program and was nationally recognized for her experimental studies on the lymphatic system.

She is survived by her husband of 47 years, two sons and four grandchildren.

Funeral services were held at St. Barnabas Episcopal Church, Bainbridge Island, on July 12. Remembrances in her name may be made to University of Illinois Foundation (O'Morchoe Leadership Award Fund), Harker Hall, Green Street, Champaign, IL 61820.