The following forms of exanthema (skin rash) can be distinguished:
According to localization:
- Generalized
- Localized
By type:
- Erythematous – associated with a reddening of the skin.
- Hemorrhagic – accompanied by bleeding
- Macular – associated with the formation of spots
- Morbilliform – accompanied by a rash similar to measles.
- Papular – accompanied by the formation of nodules.
- Pustular – accompanied by the formation of pustules
- Squamous – associated with the formation of scales
- Ulcerous – associated with the formation of ulcers
- Urticarial – associated with the formation of wheals.
- Vesicular – associated with the formation of vesicles.
- Accompanied by the formation of:
- Erosions (secondary skin or mucosal changes (efflorescence) characterized by a loss of the epidermis (epidermis) or, in the case of mucous membranes, the epithelium with the dermis (dermis) or mucosal own layer intact).
- Crusts
- Rhagades (narrow, cleft-shaped crack that cuts through all layers of the epidermis (epidermis). Synonym: Schrunde)
In terms of shape, the exanthema can be monomorphic (single-celled) or polymorphic (multiform).