
Airborne contact dermatitis L23.8
Airborne Contact Dermatitis: Chronic, massively itching and burning, lichenified dermatitis, which is limited to the freely carried skin areas. Lower boundary only blurred (leaking eczema foci), a typical feature of contact allergic eczema. Retroauricular region is also affected.

Chronic actinic dermatitis (overview) L57.1
Dermatitis chronic actinic: Chronic laminar eczema reaction which is essentially limited to the exposed skin areas Typical of chronic actinic dermatitis and thus distinguishable from a toxic light reaction (type acute solar dermatitis) is the blurred transition (eczematous scattering reactions) from lesional to healthy skin.

Erythrosis interfollicularis colli L57.3
Erythrosis interfollicularis colli. two-dimensional, chronically stationary red spot, limited to the cervical region, without symptoms, inhomogeneous; net-like pattern with protrusion of the follicles (?plucked chicken skin?).

Erythrosis interfollicularis colli L57.3
Erythrosis interfollicularis colli. reflected light microscopy: cervical region in a 53-year-old woman. transparent corneal layer, parallel striated distortion of the skin field lines, strong dilatation of the subpapillary vascular network as well as rarefication of the point capillaries.