GIST Support International asked radiologist Haesun Choi, M.D. several questions about the techniques for monitoring tumor response to treatment using CT and PET scans. Dr. Choi is an Associate Professor of Diagnostic Radiology at M.D. Anderson Cancer Center in Houston, Texas. She and her colleagues have written numerous excellent papers about imaging techniques in the diagnosis of gastrointestinal stromal tumors and the evaluation of their response to treatment (see list at end of this page). Dr. Choi is a member of the board of directors of the Connective Tissue Oncology Society, at whose meetings GIST research is frequently presented.
