Generalities:

They are skin disorders that can occur with inflammation, irritation, eczema (swelling, redness, dryness), rashes, even bleeding. It can be chronic.
Ceborrheic dermatitis may be due to the infection of the cebaceous glands .

Neurodermatitis. emotional factors such as stress, depression, anxiety may be considered. The  bioenergetic scan can allow to determine with precision the causative factors.

Atopic dermatitis. can be caused by various pathogens: scabies, roseola.

Other pathogens:

Smallpox, streptococcus A, blastocistis hominnis, measles, chicken pox, vitiligo, corynebacterium D.