Diabetic coma – Wikipedia

Diabetic coma is a reversible form of coma found in people with diabetes mellitus.It is a medical emergency.. Three different types of diabetic coma are identified: Severe low blood sugar in a diabetic person; Diabetic ketoacidosis (usually type 1) advanced enough to result in unconsciousness from a combination of a severely increased blood sugar level, dehydration and shock, and exhaustion

https://en.wikipedia.org/wiki/Diabetic_coma