PMC5871383_01
Erythematous papule, 7mm in diameter, in the left pre-auricular
region
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We report the case of a 27-year-old female patient, presenting with a left pre-auricular asymptomatic erythematous papule for two months (Figure 1).
Well-defined erythematous papule, with a discrete yellowish center
and thin scaly halo
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Dermatological examination revealed a well-defined erythematous papule, 7mm in diameter, with a discrete yellowish center and thin scaly halo, located in the left preauricular region (Figure 2).
Dermoscopy showing a papule with yellow-orange center and an
erythematous halo (arrow), characterizing the "setting sun" pattern,
with presence of arboriform telangiectasias (asterisk)
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Localized dermal proliferation of xanthomatous macro phages,
sometimes multinucleated, interspersed by mixed inflam matory infiltrate
and fibroblasts, compatible with the diagnosis of juvenile
xanthogranuloma (Hematoxylin & eosin, X40)
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Histopathological examination revealed localized dermal proliferation of xanthomatous macrophages, sometimes multinucleated, interspersed with mixed inflammatory infiltrate and fibroblasts (Figures 4 and 5).
Presence of mixed inflammatory infiltrate and Touton cells (arrows),
(Hematoxylin & eosin, X100)
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Histopathological examination revealed localized dermal proliferation of xanthomatous macrophages, sometimes multinucleated, interspersed with mixed inflammatory infiltrate and fibroblasts (Figures 4 and 5).