This document summarizes medical treatment during the American Civil War. It discusses how wounded soldiers were initially cared for by friends on the battlefield before being transported to field hospitals for initial surgeries. It also describes how soldiers would then be sent to convalescent hospitals to recuperate or back to their units. Disease was a major killer, with dysentery taking more lives than battle injuries. The document outlines common medical practices like amputations and the use of alcohol, mercury, and quinine as medicines. It provides details on hospitals and prisons on both sides, with places like Andersonville and Elmira having especially high death rates due to lack of supplies and sanitation.