PMC10278651_01
A black linear lesion was noted in the neck folds. It included a total of five segments. Three segments (yellow arrows) were embedded in the skin, and the rest (red arrows) of the strand exposed. It looked like a snake, and there was no erythematosus nor papules around it.
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It looked like a snake, and there was no erythematosus nor papules around it (Figure 1).
The extraction was a curly hair and was about 4cm long. There were no hair follicles at either end.
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There were no hair follicles at either end (Figure 2).
The eruption diminished after hair removal.
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The eruption diminished immediately after hair removal (Figure 3), and a final diagnosis of CPM was made.