What are the causes of allergic dermatitis? These two points need to be paid attention to

Clinically, there are many types of dermatitis. Among them, allergic dermatitis is a dermatitis caused by allergic factors. So, what are the causes of allergic dermatitis?

1. Internal factors

It is the patient's own allergic constitution that plays a leading role in the onset of allergic dermatitis. The instability of the internal environment, such as chronic digestive system diseases, mental stress, insomnia, excessive fatigue, mood changes and other mental changes, as well as infectious lesions, metabolic disorders and endocrine dysfunction, can all induce or aggravate allergic dermatitis.

2. External factors

Including diet, inhaled substances, climate, contact with allergens and other factors. Among them, seafood, spicy food, alcohol, inhalation of pollen, dust mites, cold weather, contact with chemicals, soaps, detergents, etc. are the most common causes of allergic dermatitis. Such complex reasons cause allergic dermatitis to recur repeatedly due to the interweaving of numerous causes and inducing factors.