
Mononucleosis infectious B27.9

Pityriasis lichenoides (et varioliformis) acuta L41.0
Pityriasis lichenoides et varioliformis acuta: Following an unclear febrile infection acutely occurring exanthema with differently sized, symmetrically distributed papules, few papulovesicles and erosions.

Mastocytosis (overview) Q82.2
Urticaria pigmentosa adultorum: Classical form of cutaneous mastocytosis (excess of mast cells in the skin) with multiple red patches and wheals (positive Darier sign, due to the friction of the trousers) clearly protruding in the buttock area, and light brown in the adjacent lumbar area, 0.1-0.3 cm in size.

Lupus erythematosus subacute-cutaneous L93.1
Lupus erythematosus, subacute-cutaneous. Within a few months developing, light-emphasized exanthema with multi-forms and large plaques. No feeling of illness. High titre SSA-Ac.

Boils L02.92
Furunculosis: recurrent furuncle formation in a 66 year old female patient with diabetes mellitus.

Contact dermatitis toxic L24.-
contact dermatitis toxic: 41-year-old female patient who noticed these painful striated red plaques after accidental contact with a corrosive fluid. the configuration of the efflorescences is evidence of an exogenous mechanism. the "unphysiological" stripe pattern completely excludes endogenous triggering.

Psoriasis (Übersicht) L40.-
Psoriais pustulosa generalisata: pustular exanthema that develops within a few weeks in patients with known psoriasis; the figure shows a state already in the process of healing with a racy flake detachment

Giant keratoakanthoma D23.-
Giant keratoakanthoma: 4 cm in diameter large, painless lump with peripheral lip formation and central horn plug. Initial rapid growth, now no detectable size growth for several months.

Nummular dermatitis L30.0
Nummular Dermatitis: General view: For about 6-7 years persistent, strongly itching, solitary or confluent, coin-sized, infiltrated papules and plaques on the back of a 75-year-old female patient; in some cases small, dot-shaped, white, disseminated, atrophic scars are visible.

Malasseziafolliculitis B36.8
Malasseziafolliculitis:multiple, acutely occurring, dynamic, disseminated, follicle-bound, 0.2-0.6 cm large, inflammatory red papules and papulopustules on the back of a 53-year-old female patient. Severe seborrhea, following acne vulgaris in young adulthood; secondary findings include melanocytic naevi and isolated seborrheic keratoses.

Dermatitis herpetiformis L13.0
Dermatitis herpetiformis: Multiple, prickly, itchy, scratched excoriations on the buttocks of a 35-year-old female patient. 1 year of intermittent progression.

Zoster B02.9
Zoster: herpetiform grouped blisters on reddened skin in a 3-month-old girl, running approximately along the dermatome Th 4.

Tungiasis B88.1
Tungiasis: Unusual extensive skin finding 4 weeks after bathing holiday in south-east asia in a 34-year-old woman. first itchy nodules 2-3 days after visiting the beach. continuous increase of clinical symptoms accompanied by severe itching. extensive finding of severely itching, disseminated, streaked papules on the back, both shoulders and the extensor sides of the arms (accidental contact with the surface of the ground).

Pemphigus erythematosus L10.4
Pemphigus erythematosus: since about 1 year recurrent, symmetrical, red, rough plaques with coarse lamellar scales and crusts, localized in the seborrheic areas; little itching.