1) A soldier that has completed the
Special Forces Qualification Course with a specialty in medicine thus earning the 18 CMOS and the D
identifier making him an 18D.
2) A medical genius in the fields of trauma care, trauma surgery, anesthesiology and clinical medicine. They also have a good knowledge and
understanding of dental medicine, vetrinary medicine and optometry.
3) Often chosen over a P.A. or M.D. in the specified area by soldiers because of their extensive specialty training.