Diabetes symptoms: The ‘warning sign’ on the ears you could have pre-diabetes

Digital sclerosis is a type of rash that occurs in those with type 1 diabetes.

The skin becomes hardened, thick and waxy on the backs of the hands; dermatologists can provide treatment for this form of rash that can also cause the finger joints to stiffen.

Necrobiosis lipoidica diabeticorum is a lower leg rash more often found in women.

Also known by the name NLD, this causes red, raised, and shiny patches of skin with a yellow centres.