
Psoriasis (Übersicht) L40.-
Psoriasis of the hands: here partial manifestation in the context of generalized psoriasis, the acral affection led to psoriatic onychodystrophies.

Acrodermatitis chronica atrophicans L90.4
Acrodermatitis chronica atrophicans: livid, blurred, variable coloured erythema on the right hand; skin wrinkled atrophic, shiny, hyperesthetic.

Adult dermatomyositis M33.1
Dermatomyositis. Gottron papules in a 72-year-old woman. Smaller, striated, reddish-livid papules appear, which confluent in the region of the end phalanges to form flat plaques. Strongly pronounced nail fold capillaries on dig. III and V. The Keining sign was strongly positive in the clinical examination.

Erythema anulare centrifugum L53.1
Erythema anulare centrifugum: Large, polycyclically limited, symptomless, sharply defined erythema bands. 54-year-old woman. No organ symptoms known.

Polymorphic light eruption L56.4
Light dermatosis, polymorphic, for many years recurrent, very itchy, red, 0.1-0.4 cm large, smooth papules and spots on the right forearm in a 50-year-old man, each occurring a few hours after exposure to the sun.

Polymorphic light eruption L56.4
Light dermatosis, polymorphic: multiple, itchy, papules, occasionally also vesicles with simultaneous swelling of the back of the hand

Nontuberculous Mycobacterioses (overview) A31.9
Mycobacterioses, atypical. swimming pool granulomas: In a period of 6-8 months development of painless, partly ulcerated and crusty red nodules along the lymphatic pathways on the hand and forearm.