
Pseudomonas folliculitis L08.8
Pseudomonas folliculitis, general view: truncal (especially lateral), itchy, maculopapular exanthema with follicularly bound red papules and partly pustules as well as scratch excoriations in a 59-year-old patient. The pathogen was detected, regular use of the indoor swimming pool is confirmed by anamnesis.

Lupus erythematodes chronicus discoides L93.0
Lupus erythematosus chronicus discoides: a relapsing, progressive, disseminated, scarring, chronic cutaneous lupus erythematosus that has been present for several years. No evidence of systemic involvement (no ANA, no DNA antibodies). Here is a detailed picture.

Pityriasis rosea L42
Pityriasis rosea: truncated, thick maculopapular exanthema arranged in the cleft lines, low itching.

Diffuse cutaneous mastocytosis Q82.2
Mastocytosis diffuse of the skin: Disseminated large-area mastocytosis of the skin (type Ia). In addition to the conspicuous yellow-brown spots and plaques, the apparently unaffected skin is slushy thickened, in places also with protruding follicular structures. The occurrence of larger blisters after banal trauma has been reported time and again. No systemic involvement detectable.

Klippel-trénaunay syndrome Q87.2
Klippel-Trénaunay syndrome: extensive vascular malformation with extensive nevus flammeus affecting the trunk and both arms with distinct soft tissue hypertrophy of the right arm.

Basal cell carcinoma nodular C44.L
Nodular or nodular basal cell carcinoma. Relatively inconspicuous, sharply defined, completely asymptomatic, red nodule with a smooth, shiny surface (see detailed image and incident light image as inlet). The bizarre (tumor) vessels of the basal cell carcinoma become visible in incident light.

Acne inversa L73.2
Acne inversa. severe clinical, therapy-resistant findings in a 52-year-old female patient. existing since the age of 20. keloid scars. furthermore inflammatory papules, nodules and extensive indurations.

Melanoma cutaneous C43.-
Ulcerated melanoma: 8 cm large, nodular ulcerated (largely amelanotic) melanoma on the right flank, growth over 5 years. The patient died 3 months after diagnosis due to cerebral metastasis.

Adverse drug reactions of the skin L27.0
Drug exanthema: Macular, moderately itchy exanthema that occurred 5 days after taking an antibiotic (cephalosporin).

Dermatitis herpetiformis L13.0
Dermatitis herpetiformis: multiple, disseminated, eminently chronic, itchy, prickly, scratched excoriations, few vesicles (note: the vesicles must be sought in DhD).

Paget's disease of the nipple C50.0

Angioma serpiginosum L81.7
Angioma serpiginosum. garland-shaped red spots on the upper arm of an 18-year-old woman, existing for several years, completely without symptoms. No mucous membrane infestation.

Lichen sclerosus extragenital L90.0
Lichen sclerosus extragenitaler: large-area lichen sclerosus of the mamma; diffuse, veil-like, only slightly increased sclerosis of the skin; not quite fresh large-area hematoma in lesioned skin. Remark: in the bradytrophic lesions of the LS, bleedings persist for an unusually long time, so that the persistent (gradually blackening hematoma) is the actual reason for a visit to the doctor.

Meyerson-naevus L30.8
Meyerson's phenomenon: Psoriatic foci around seborrheic keratoses. Meyerson's phenomenon.

Eosinophilic pustular folliculitis L73.8
Pustulose, sterile eosinophil. close-up, blurred urticarial erythema with pinhead-sized papulovesicles and pustules in the trunk area.

Rowell's syndrome L93.1
Rowell's syndrome: acute "multiform" exanthema in subacute cutaneous lupus erythematosus.