Clinical - gastrointestinal or abdominal tumors including the diagnosis of
cancer, tumor or potential tumor of the esophagus, stomach, intestine, colon
and rectum, gall bladder or pancreas, adrenal tumors and retroperitoneal
sarcoma, gastrointestinal and abdominal surgery including laparoscopic
(minimally-invasive) and open surgery
Research - tumorigenesis in esophagogastric cancer and colorectal cancer
Mark D. Duncan, M.D., FACS, associate professor of surgery at The Johns
Hopkins University School of Medicine, earned a degree in molecular biology
at Northwestern University and a medical degree at Mayo Medical School
(Mayo Clinic). He received general surgical training and completed a surgical
research fellowship investigating gastrointestinal disease and growth factors,
at the Georgetown University Medical Center. Before joining Johns Hopkins,
Duncan served on the surgical faculty at the Georgetown University Medical
Center and the Washington D.C. Veteran's Administration Hospital.
Specializing in gastrointestinal surgery and surgical oncology, including
surgery of the esophagus, stomach, intestine, colon, rectum, gall bladder and
pancreas, Duncan is director of surgical oncology at Johns Hopkins Bayview.
He also works in coordination with urologic and gynecologic surgery,
performing major resections of complex pelvic cancers.
Duncan focuses on research related to gastrointestinal cancer and has
received grant support for investigations on esophageal and gastic cancer.