
Purpura pigmentosa progressive L81.7
Purpura pigmentosa progressiva. reflected light microscopy, blurred, yellowish-brownish spots (haemosiderin) next to punctiform, fresh bleedings.

Contact dermatitis toxic L24.-
Contact dermatitis, toxic: Hyperkeratosis on inflammatory changed skin on the right wrist dorsally and on the back of the right hand of a 46-year-old patient.

Granulomatosis disciformis chronica et progressiva L92.1
Granulomatosis disciformis chronica et progressiva: solitary, non-infiltrated, polycyclically limited, brown, symptomless, slow-growing spot.

Scar sarcoidosis D86.3
Scar sarcoidosis: Since about 9 months development of completely symptom-free plaque in an old irritation-free scar on the knee.

Granulomatosis disciformis chronica et progressiva L92.1
Granulomatosis disciformis chronica et progressiva. single, hardly infiltrated, hyperpigmented, bizarrely limited focus (only palpable as a spot) in the area of the lower leg.

Scleroderma linear L94.1
Scleroderma ligamentous: for years slowly progressive, only moderately indurated ligamentous morphea in a 42-year-old woman; no movement restrictions of the joints; follicular structures within the lesions no longer detectable (inlet: mutual area with distinct keratosis follicularis).

Kaposi's sarcoma (overview) C46.-
Kaposi's sarcoma endemic: chronically stationary, flat, along the skin cleavage lines localized, sharply defined, violet colored, scaly, rough, consistency increased, flatly elevated, painful plaque in a 60 year old woman; partially disseminated, blue-black papules and nodules are found on the inner side of the thigh

Dermatofibroma D23.-

Maculopapular cutaneous mastocytosis Q82.2
Urticaria pigmentosa:differently sized, disseminated, flat, oval or round, brownish-red spots on the trunk, buttocks and thighs; 52-year-old female patient. Continuous proliferation of the spots for years. No evidence of systemic infestation.

Nevus verrucosus Q82.5
Naevus verrucosus Chronic stationary (existing since birth), 0.1-0.3 cm in size, arranged in a line pattern, firm, brown, rough papules, which are aggregated in the centre to a linear plaque Typical example of a linear cutaneous mosaic!

Papillomatosis cutis lymphostatica I89.0
Papillomatosis cutis lymphostatica: massive findings with papillomatous growths on the back of the foot and toes; chronic lymphedema after recurrent erysipelas.

Acromegaly E22.0
Acromegaly: 43-year-old patient with known acromegaly. Noticeable increase in size of the lower extremities. Simultaneous development of excessive varicosis with consecutive chronic venous insufficiency (CVI).

Maculopapular cutaneous mastocytosis Q82.2
Urticaria pigmentosa: about 0.5-1.0cm in size, disseminated, oval or round, brownish-red spots. only when rubbed, increased redness of the spots with accompanying itching. also with warm showers or baths, increased redness and clearly palpable elevation of the lesions.

Nevus lipomatosus cutaneus superficialis D23.L
nevus lipomatodes cutaneus superficialis. solitary, sponge-like soft, to the side well delimitable, broad-based, lobed, nodular elevation above an old scar after partial excision on the flank of a 25-year-old man. the lesion already existed at birth, appeared slowly during the first years of life and has a clearly elevated character since puberty. an area growth occurred only due to the increasing body growth. 5 years ago first surgery of about 2/3 of the lesion.

Purpura pigmentosa progressive L81.7
Purpura pigmentosa progressiva: etiologically unexplained (medication?) pronounced clinical picture that has been changing for several months with symmetrically distributed, disseminated, non-itching, yellow-brown, spots.

Nevus melanocytic congenital D22.-

Hypertrophic Lichen planus L43.81
Lichen planus verrucosus. highly itchy, verrucous plaques on the left lower leg, which have remained unchanged for years. a red-violet seam is visible in the marginal parts of the plaques.

Purpura eczematid-like purpura L81.7
Purpura eczematide-like purpura: non-symptomatic (no itching) eczema-like disease that has been recurrent for months in a completely healthy patient (no history of medication).

Purpura jaune d'ocre L81.9
Purpura jaune d'ocre: multiple, chronically stationary, on the distal lower legs localized, proximally isolated, distally confluent, blurred, symptom-free, light to dark brown, rough, scaling to varying degrees; detectable chronic venous insufficiency (CVI).

Sarcoidosis of the skin D86.3
Sarcoidosis. chronic sarcoidosis without detectable organ involvement. several to 10.0 cm large, anular, completely symptom-free, brown-red plaques with a smooth surface.