
Psoriasis vulgaris L40.00
Oil stain. Subungual psoriatic lesion. No significant change in the nail plate here.

Nail hematoma T14.05
Hematoma, nail hematoma. reflected light microscopy with blue, sharply defined discoloration of the nail.

Nail hematoma T14.05
Hematoma, nail hematoma. Incident light microscopy with red-blue discoloration of the nail.

Nail hematoma T14.05
Differential diagnosis of "nail hematoma": All melanocytic neoplasms of the nail matrix lead to striped pigmentation of the nail plate.

Striated leukonychia L60.8
Leuconychia striata: Detail: The 48-year-old patient reported a color change (blue-white) of the finger ends within the last 6 months and additionally noticed the formation of white horizontal stripes on the nail plate.

Nail diseases (overview) L60.8
Nail hematoma: sharply limited brown discoloration of the nail matrix; no longitudinal striations