
Nummular dermatitis L30.0
Nummular Dermatitis: General view: For several months persistent, strongly itching, solitary or confluent, coin-sized, infiltrated papules and plaques on the back of a 48-year-old patient.

Granuloma anulare disseminatum L92.0

Livedo racemosa (overview) M30.8
Livedo racemosa generalisata: extensive, bizarre, haemorrhagic reticulation of the skin

Pityriasis rubra pilaris (adult type) L44.0
Pityriasis rubra pilaris (adult type) Detail: chronic recurrent course for years with phases of marked improvement and extensive recurrence (fig. in a relapse period). Characteristic for the disease are the boundaries of the plaques drawn with a sharp pencil, resulting in the so-called "nappes claires", sharply recessed zones of unaffected skin in the case of extensive infestation.

Photoallergic dermatitis L56.1
eczema, photoallergic. 51-year-old female patient. generalized skin disease with 0.2-0.4 cm large, red, slightly scaly papules (see lower margin of the picture), which have merged into flat plaques on the exposed skin areas. sudden spread. appearance within a few weeks after infection, intake of antibiotics as well as later exposure to sunlight.

Skabies B86
scabies. severely itching, disseminated, pinhead to lentil-sized, centrally eroded papules on the trunk and extremities. granulomas appear periumbilical and inguinal.

Contagious mollusc B08.1
Molluscum contagiosum: disseminated mollusca contagiosa in an immunocompetent patient, known allergic diathesis.

Pemphigus chronicus benignus familiaris Q82.8
Pemphigus chronicus benignus familiaris (detailed picture): multiple, chronically dynamic (changing course), little itchy, sharply defined, red, rough, scaly plaques; margins erosive and crusty in places.

Late syphilis A52.-
Late syphilis: with asymmetrical, reddish-brown, completely symptom-free plaques with crust formation (tubero-serpiginous syphilis).

Mycosis fungoides patch stage C84.0
Mycosis fungoides patch stage. Solitary infestation of the mamma.

Acne conglobata L70.1
Acne conglobata:symmetrically distributed, inflammatory papules and pustules with cystic transformation with a tendency to melt down, severe scarring and comedones. Mostly occurring in young people in the facial and upper body region. Chronic, often pressure-painful course.

Keloid (overview) L91.0
Keloid. chronically stationary, acne-typically distributed clinical picture. multiple, in the area of the seborrhoeic zones of the trunk localized, irregularly distributed, 0.3-1.5 cm large, skin-coloured, flatly elevated, smooth papules and plaques of moderately firm consistency.

Eczema herpeticum B00.0
Eccema herpeticatum: Sudden appearance of disseminated papules and vesicles on the trunk of a female patient with previously known atopic eczema.

Mallorca acne L70.8
Acne, Mallorca acne, ectatic central capillaries, yellowish-opaque (pus) and honey-yellow translucent lacunae (serous content), environmental erythema.

Contagious impetigo L01.0
Impetigo contagiosa. acutely occurring, persistent for 5 weeks, increasing despite external therapy, localized on the trunk and right arm of an 18-month-old boy, red, erosive, rough papules and plaques, partly covered with crusts. Similar skin lesions were found on the face and all extremities.

Atopic dermatitis (overview) L20.-
eczema, atopic (nummular atopic eczema). findings persisting since the 1st month of life in a now 22-month-old boy. sudden exacerbation with severe itching since 4 weeks. generalized clinical picture with red, scaly and weeping plaques up to 10 cm in diameter. red papules of 0.1-0.3 cm in size disseminated in the apparently free skin areas (see right forearm and face).