Piedra Branca por Trichosporon ovoides no Sudeste do Brasil: Relato e Breve Revisão da Literatura

Abstract

A raridade desta entidade e a exuberância destes casos de piedra branca, associada à documentação completa (incluindo a identificação da espécie) motivaram este relato. Mãe e filha apresentando nódulos diminutos, em torno de 1 a 2 mmde diâmetro, coloração branco-amarelada na haste dos cabelos, há cerca de 6 meses. Assintomáticas. O clima quente e húmido e o hábito do uso de cremes recondicionadores podem ter sido fatores determinantes da infecção. A análise dos fios ao microscópio óptico, a cultura e o microcultivo e a espectrometria de massas (MALDI-TOF/MS) concluíram o diagnóstico de piedra branca por Trichosporon ovoides. O tratamento de escolha foi o corte dos cabelos associado a champô de cetoconazol 2%.

Mother–daughter white piedra coinfection: a result of homemade hair cream use?

“…The habit of humidifying the hair and applying reconditioning creams frequently, especially homemade organic formulas, as the patients did, may serve as a culture medium for fungi 4 . The diagnosis is clinical and can be confirmed through direct mycological examination and culture of the fungus 1‐4 …”

“…White piedra’s most striking feature is the presence of soft, irregular brownish‐white nodules visible to the naked eye, easily detached, 2 and located mainly in the distal region of the hair shaft 1,3,4 . It is believed that environmental factors such as heat and humidity are predisposing 4 for fungal infection, which allows capillary invasion by hyphae, destroying the axis and breaking the thread 5 . The habit of humidifying the hair and applying reconditioning creams frequently, especially homemade organic formulas, as the patients did, may serve as a culture medium for fungi 4 .…”

“…It is believed that environmental factors such as heat and humidity are predisposing 4 for fungal infection, which allows capillary invasion by hyphae, destroying the axis and breaking the thread 5 . The habit of humidifying the hair and applying reconditioning creams frequently, especially homemade organic formulas, as the patients did, may serve as a culture medium for fungi 4 . The diagnosis is clinical and can be confirmed through direct mycological examination and culture of the fungus 1‐4 …”