
Toxic epidermal necrolysis L51.2
Toxic epidermal necrolysis. 2 weeks after taking Allopurinol in recurrent attacks of gout, itching and redness on the back for the first time, within a few days dramatic worsening of the general condition with several acute, flat, generalized, randomly distributed, sharply defined, red, weeping and painful erosions. Additional findings were multiple, acute, asymmetrically arranged, disseminated, skin-coloured blisters on a flat erythema on the remaining integument.

Parapsoriasis en plaques large-hearth-poicilodermatic L41.5
Parapsoriasis en plaques large-heart poikilodermatic: a sympothless, slowly progressive clinical picture that has existed for several years, with poikilodermatic changes consisting of reticular lichenoid, pityriasiform scaling, papules and plaques and central atrophy of the skin.

Lymphangioma circumscriptum D18.1

Ecchymosis syndrome, painful R23.8
ecchymosis syndrome, painful, intermittent manifestation of painful skin bleeding in a 48-year-old man. initial development of oedematous, overheated, pressure-sensitive erythema. subsequent development of skin bleeding and slow expansion of the skin changes. scarless healing after 1-2 weeks. in the present case, there was a severely pronounced clinical picture with multiple accompanying symptoms, especially fever, weight loss, fatigue, muscle and headaches, arthralgia, epistaxis, haemoptysis and haematuria.

Sweet syndrome L98.2
Dermatosis, acute febrile neutrophils (Sweet Syndrome): suddenly appearing inflammatory, succulent, livid red papules that have conflued into larger and plaques, combined with fever and feeling of illness.

Keloid (overview) L91.0
Keloids. since puberty known now healed acne vulgaris. for months development of these papular or nodular elevations of the skin.

Erythema gyratum repens L53.3
Erythema gyratum repens. chronic dynamic (changeable course for several months), linear, symptom-free, red, rough, slightly elevated linear plaques due to confluence and peripheral growth, which convey a grained overall aspect.

Livedo reticularis I73.83
Livedo reticularis: right shoulder of a 24-year-old woman after sauna visit with cold shower. The completely symptom-free anular erythema disappears completely after 10-20 minutes.

Zoster B02.9
Zoster: in segmental distribution (Th4), grouped vesicles on reddened skin in a 38-year-old man. Moderate pain, healing without complications, no postzosteric neuralgia.

Sweet syndrome L98.2
Sweet syndrome: reddish-livid, succulent, pressure-dolent, infiltrated, solitary and partly papules confluent to plaques over the spinal column in a 47-year-old female patient. 1 week before the onset of the disease intake of cotrimoxazole due to a urinary tract infection. temperatures > 38 °C

Erythema multiforme, minus-type L51.0
Erythema multiforme: in addition to a larger red plaque with central blister formation, a fresh, flat papule.

Lymphangioma circumscriptum D18.1

Keratoakanthoma (overview) D23.-
Keratocanthoma centrifugum marginatum: Plate-like, centrally ulcerated giant keratoakanthoma over the sternum, persisting for about 8 months, with considerable light damage.

Nummular dermatitis L30.0
Nummular dermatitis: Detail enlargement: Sharply defined, 2-6 cm large, inflammatory reddened, coin-shaped plaques on the left shoulder blade in a 7-year-old girl.

Psoriasis (Übersicht) L40.-
Psoriasis: pre-treated psoriatic plaques and papules (relapsing-active psoriasis). The textbook described scaling is missing (caused by pre-treatment). However, this is rather the normal finding nowadays.

Poikilodermia vascularis atrophicans L94.5
Poikilodermia vascularis atrophicans. 63-year-old patient with a slowly progressive, varicolored-checked clinical picture of the skin that has been present for 20 years. The varicolored skin is caused by reticular or stripe-shaped erythema. Especially in the neck and décolleté area, this is accompanied by reticular or flat brown discoloration (hyperpigmentation). The varicolored appearance is further intensified by an apparently normal skin condition that appears in several places (on the chest and neck area as well as on the upper and middle abdomen).
