Dermatitis herpetiformis (DH) is a skin condition characterized by itchy and painful blisters and lesions that appear mainly on the elbows, knees, buttocks, and back. It is not contagious, meaning that it cannot be spread from one person to another.
DH is caused by an autoimmune reaction to gluten, and is often seen in people with celiac disease. Therefore, it is not possible to contract DH from another person. It is a lifelong condition, and is not curable, but it can be managed with a gluten-free diet and medication.
While DH itself is not contagious, it is important to note that people with DH may be more prone to infections, as their skin is often damaged and more prone to bacteria and other pathogens. Therefore, people with DH should take extra care to avoid contact with people who have infectious illnesses, and should practice good hand hygiene.
In summary, dermatitis herpetiformis is not contagious and cannot be spread from one person to another. It is an autoimmune condition that is managed with a gluten-free diet and medication. However, people with DH should take extra care to avoid contact with people who may have infectious illnesses.