We report two patients with epidermal nevus: one with linear verrucous nevus and one with inflammatory linear verrucous epidermal nevus. The patients first showed manifestations of nevus at different ages (soon after birth and at the age of seven), and the findings progressed differently. In both cases, warty plaques were located unilaterally, strictly following Blaschko's lines.
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Psoriasis (Auckl)
January 2025
Institute for Health Services Research in Dermatology and Nursing (IVDP), University Medical Center Hamburg-Eppendorf (UKE), 20246 Hamburg, Germany.
Linear psoriasis (LP) represents a rare variant of psoriasis. The clinical presentation includes erythematous plaques distributed along the Blaschko lines, reflecting the presence of embryological mosaicism. The clinical and histopathological features of this condition show many similarities with inflammatory linear verrucous epidermal nevus (ILVEN), which presents a challenge in differential diagnosis.
View Article and Find Full Text PDFSkinmed
January 2025
Division of Dermatology, Department of Medicine, Albert Einstein College of Medicine, Montefiore Hospital, Bronx, NY.
A 15-year-old African-American man (Fitzpatrick skin type V) presented to the outpatient dermatology clinic with a large, verrucous, exophytic mass measuring 3.5 × 2.3 cm on the right lateral side of the posterior flank (Figure 1).
View Article and Find Full Text PDFActa Med Philipp
September 2024
Department of Dermatology, Philippine General Hospital, University of the Philippines Manila.
This is a case of a 20-year-old female with no known comorbidities presenting with verrucous plaques arranged in a unilateral blaschkoid distribution at birth. Biopsy was consistent with epidermal nevus hence patient was diagnosed as systematized epidermal nevus, Nevus Unius Lateris type. Gold standard treatment is full thickness surgical excision however, due to the extensive involvement, treatment of this condition remains a challenge.
View Article and Find Full Text PDFPathologica
August 2024
Unit of Anatomic Pathology, Bellaria Hospital, Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy.
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