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Stéphane Dalle, MD, PhD; Sandra Ronger-Savle, MD, PhD; Lorenza Cicale, MD; Brigitte Balme, MD; Luc Thomas, MD, PhD
Hôpital de l’Hôtel-Dieu, Lyon, France

Arch Dermatol. 2007;143(7):937-942.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

REPORT OF A CASE

A 34-year-old white woman presented with a 10-year history of pigmentation of the second right fingernail. A blue-gray, well-limited, semicircular spot was seen in the middle of the lunula (Figure 1). Superficial linear erosion of the nail plate extended from the distal part of the tumor process to the distal nail plate. Hutchinson sign was absent. Dermoscopic examination revealed a homogeneous blue discoloration on the distal matrix, with a few linear hemorrhages on the nail plate (Figure 2). There was no clear history of local trauma. Only 1 finger was affected. An x-ray film of the phalanx showed no abnormalities.

Figure appears in full text version. Figure 1.

Figure appears in full text version. Figure 2.

Surgical exploration of the fingernail, with the patient under local anesthesia, showed a well-delineated area of blue pigmentation located in the lunula. The entire . . . [Full Text of this Article]

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Arch Dermatol. 2007;143(7):937-942.
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