
Hypomelanosis ito Q82.3
Incontinentia pigmenti achromians: multiple, permanent (congenital), half-sided on the trunk, partly isolated, partly confluent to larger areas, blurred, symptomless, bright spots, running along the Blaschko lines.

Collagenom storiformes D23.L
Knotig polypoides collagenoma, (solitary, nodular non-pigmented lesion).
Dermatoscopy: Radially arranged, tortuous and partially branched vessels with white structureless area and white plaques.
DD: Knotig basalioma, pilomatrixoma, sebaceous gland hyperplasia.

Scar atrophic L90.5
Scars atrophic: large-area older scar after burns; no restriction of knee mobility.

Circumscribed scleroderma L94.0
Circumscribed scleroderma (linear type): linear scleroderma (running in the Blaschko lines) which developed within a half-year period. no symptoms.

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.

Circumscribed scleroderma L94.0
Circumscribed scleroderma. Atrophy of the right leg muscles, atrophy of the gluteal muscles on the right, shortening of the right leg (difference 2.0 cm) with consecutive secondary pelvic obliquity and scoliosis in a 19-year-old female patient. The right knee joint is massively restricted in its movement (extension/flexion 0/25/100).

Idiopathic guttate hypomelanosis L81.5
Hypomelanosis guttata idiopathica: Multiple, chronic, for years increasing, disseminated, mainly at the light exposed areas, preferably localized on the stretching side, 0.2-0.4 cm large, round, symptomless, white, slightly rough spots.

Verruca vulgaris B07
Verrucae vulgares: multiple, in places beet-like aggregated wart formation; condition after chemotherapy.

Dermatitis contact allergic L23.0
Dermatitis contact allergic: chronic contact allergic eczema caused by wearing chromate-hlated leather shoes.

Vitiligo (overview) L80
Vitiligo: multiple roundish or circine vitiligo foci, with the credible assurance that a melanocytic nevus previously existed in each "round focus" (see above).

Idiopathic guttate hypomelanosis L81.5
Hypomelanosis guttata idiopathica: Disseminated, small spot depigmentations in the area of the lower leg extensor side.

Circumscribed scleroderma L94.0
Circumscribed scleroderma. Atrophy of the right leg muscles, atrophy of the gluteal muscles on the right, shortening of the right leg (difference 2.0 cm) with consecutive secondary pelvic obliquity and scoliosis in a 19-year-old female patient. Multiple white indurated plaques on the right leg are also present on the thighs, lower legs and in the foot area.

Lichen sclerosus extragenital L90.0
Lichen sclerosus extragenitaler (and genital): small and large, partly sharp and partly blurred bordered spots and plaques with parchment-like surface; in the area of both popliteal fossa coarse lamellar scaling.