The Senior Medical Officer was Surgeon General John Woolfreys. He established a number of base hospitals Durban PMB Ladysmith etc. Forward from there were individual units attached to each column. Chelmsford had two, each with a Surgeon and a detachment of orderlies. The ambulances were converted waggons, double storied racks installed for stretchers and extra seating for walking wounded.
The Isandlwana column camp unit was under the control of Surgeon Major Peter Shepherd, he also established a unit at Rorkes Drift under Surgeon Reynolds. Helpmakaar was established later after Isandlwana
Killed at Isandlwana were Shepherd, Surgeon FW Buee, Lt A Hall, Sgt Cane and around ten orderlies.