Caduceus as a symbol of medicine worth noting that hospital stewards were not physicians; they played a supporting role preparing drugs for surgeons, supervising nurses and cooks, maintaining accounting and medical records, and in emergencies sometimes performed minor surgery or provided prescriptions. Later, in 1871, the Surgeon General designated the caduceus as the seal of the Marine Hospital Service (destined to become the U.S. Public Health Service in 1912). Gershen states that the change was for aesthetic reasons, whereas Friedlander states the caduceus was adopted by the Marine Hospital Service "because of its relationship with merchant seamen and the maritime industry". The caduceus was formally adopted
Caduceus as a symbol of medicine view advanced by the editor commenting in "The Army and Navy Register" of 28 June 1902 discussed above). Nevertheless, after World War I the caduceus was employed as an emblem by both the Army Medical Department and the Navy Hospital Corps. Even the American Medical Association used the symbol for a time, but in 1912, after considerable discussion, the caduceus was abandoned by the AMA and the rod of Asclepius was adopted instead. This shift back to use of the rod of Asclepius to symbolize medicine can also be seen in the United States military. The Army Medical Corps, having