What is dermatitis herpetiformis?
Dermatitis herpetiformis is a blistering, itchy skin rash that might cause discomfort. The itching and rash develops on the elbows, scalp, knees, buttocks and the back. The rash possibly indicates an intolerance to gluten which might be linked to a severe underlying condition known as celiac disease. Individuals who have this condition should maintain a …