Atrophodermia idiopathica et progressiva. detail section: Chronic stationary, map-like spread, brownish spots in an 18-year-old woman. The existing skin changes developed within 2 years and originally had a rather reddish-livid colour.
Becker-Naevus: Since birth existing, extensive hyperpigmentation in the area of the right hip in a 7-year-old boy; typical for the Becker-Naevus is the bizarre bordering as well as the follicular accentuation in the pigment zones.
Drug reaction, fixed. multilocular FA (1st recurrence in loco) after administration of ibuprofen, 24 h before the first symptoms appear. The present spots are older than 1 week. ring and indicated cocardium structures (see right side of the thigh, initial central bladder).
Notalgia paraesthetica, general view: Infrascapular macula on the right side, measuring about 5 x 4 cm, burning, itchy, brownish macula without infiltration signs in a 63-year-old man with a secondary diagnosis of Scheuermann's disease.
Notalgia paraesthetica. unspecific picture: Since 15 years persistent, palm-sized, recurrent in irregular intervals (several months), itchy or burning, blurredly limited hyperpigmentation at the right scapula of a 78-year-old female patient; slight scaling and xerosis cutis in the described area.
Naevus spilus resembling a cafe-au-lait spot, sharply defined towards the midline, which identifies this pigment nevus as a cutaneous mosaic. Rather discrete internal pigmentation.
Becker nevus: planar and spatter-like hyperpigmentation, focal hypertrichosis in the region of the lateral thoracic wall in young men; hardly visible at birth, postpubertal expression.
Addison's disease: homogeneous hyperpigmentation of the back in a 35-year-old man; especially accentuated on the lateral parts of the back and in the lumbar region. The patient made a statement typical for Addison's disease: "Last summer's suntan did not recede as usual" The transverse light stripes of the lumbar region correspond in appearance to striae cutis distensae.
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