John W. Harmon, M.D., FACS
Professor, Surgery
Director, Surgical Research
Johns Hopkins Bayview Medical Center
Division of Surgery
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Contact Information and Appointments
410-550-5900 phone jharmon@jhmi.edu
410-550-2011 fax
Specialties/Interests
Clinical - complex general surgery including hernia repairs, breast cancer
multi-modality treatment, gall bladder, parathyroid and thyroid surgery
Research - wound healing
Biography
John W. Harmon, M.D., FACS, professor of surgery at The Johns Hopkins
University School of Medicine and director of surgical research at the Johns
Hopkins Bayview Medical Center, earned a medical degree at the Columbia
University College of Physicians and Surgeons in New York and received
surgical training at the Harvard University Medical School.
A general surgeon with a wide-ranging practice including a variety of complex
clinical problems, Harmon specializes in the management of complex hernias
and wounds. However, his many surgical interests include:
Hernias
-management of primary and recurrent inquinal and abdominal hernias
-mesh repairs
-component separation of surgical procedures (open or laparoscopic)
-individualized selection of surgical procedures (open or laparoscopic)
-use of bio-artificial mesh
Wound Healing
-working with the staff at the Johns Hopkins Wound Center to manage
poorly-healing wounds of all types
-directing clinical trials of new treatment modalities for wound healing
Breast
-multi-modality treatment for breast cancer
-individualized surgical treatment for breast cancer
-reconstructive surgery
Colon and Small Bowel
-resections without colostomy for cancer, diverticulitis or inflammatory
bowel disease
-management of the difficult colostomy: prolapse, hernia, take down
reconnect
Stomach
-treatment of cancers with multimodality program
Thyroid
-management of a thyroid nodule
-management of thyroid cancer
-surgery for hyperthyroidism
Parathyroid
-surgical management of primary, secondary and tertiary
hyperparathyroidism
-preoperative localization with sestamibi scans and ultrasound
-minimally-invasive parathyroid surgery
-real time assay of parathyroid hormone to track surgical results
With numerous research interests, including the pathophysiology of gastro-
esophageal diseases, Harmon has been featured in several publications
regarding the gastrointestinal organs including the esophagus, stomach, small
intestine and colon. He has also published information dealing with military
medicine, specifically blast injuries. Harmon was one of the first to publish, in
his paper on Zollinger Ellison syndrome, the importance removing tumors. He
also was the first to observe an endocrine effect of marijuana. His animal
studies of GERD (gastro-esophageal reflux disease) were extensive and
helped explain the pathophysiology of the condition.