PMC9121989_01
The lesion covered with a thick crust (A and B) and ulcer revealed within by removing the crust (C).
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Upon crust removal, we revealed a deep, irregular ulcer (Figure 1).
Dermoscopy examination (A) and histopathology examination (B). The dermoscopy, there are a hairpin vessel (black arrow), serpentine vessels (blue arrow), and white structureless area (asterisk).
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On dermoscopic examination, there were serpentine and hairpin vessels, erosions, and white structureless areas (Figure 2A). The nuclei appear polymorphic, hyperchromatic, and vesicular with clear daughter nuclei (Figure 2B).
Wide excision and forehead flap. The skin flap was taken from the forehead (A). The skin graft was placed on the forehead to close defect (B).
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A full-thickness skin graft (FTSG) was carried out for the forehead skin defect and the tissue donor was taken from the abdomen (Figure 3).
The comparison of the patient before procedure (A), after discharged from inpatient (B), six weeks after procedure (C), and after removal of pedicle (D).
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The comparison of before procedure, two and six weeks after procedure, and after pedicle removal can be seen in Figure 4.