An outbreak of scalp white piedra in a Brazilian children day care.
نویسندگان
چکیده
White piedra is a superficial mycosis caused by Trichosporon spp. that affects the hair shaft of any part of the body. It is presented an outbreak of scalp white piedra seen in 5.8% of the children frequenting a day care in Northeastern of São Paulo State, Brazil. Mycological exam and culture identified T. cutaneum in all five cases, and scanning electron microscopy of nodules around hair shaft infected by Trichosporon spp. is demonstrated comparing them with those of black piedra and with nits of Pediculous capitis.
منابع مشابه
Clinical and mycological study of scalp white piedra in the State of Paraíba, Brazil.
White piedra is a superficial mycoses characterized by nodules on the hair shaft, caused by the basidiomycetous yeasts. In the present study, clinical and mycological findings of scalp white piedra caused by Trichosporon spp. are related. Twenty three cases of scalp white piedra were observed with a high incidence in women (87%) and preschool children from 2 to 6 (74%) years old. These groups p...
متن کاملTwo cases of scalp white piedra caused by Trichosporon ovoides.
White piedra is a superficial fungal infection of the hair shaft, caused by Trichosporon beigelii . We report two cases of white piedra presenting as brown palpable nodules along the hair shaft with a fragility of scalp hairs. T. beigelii was demonstrated in hair culture of both the patients and T. ovoides as a species was confirmed on carbohydrate assimilation test. The first patient responded...
متن کاملCo-isolation of Trichosporon inkin and Candida parapsilosis from a scalp white piedra case.
White piedra is a rare fungal infection of the hair shaft characterized by small, firm, irregular white-brown nodules. The infection is caused by basidiomycetous yeasts in the genus Trichosporon. We report a case of a 28-year-old female patient who acquired the infection in Qatar. In this case, the scalp was the only site affected, but infection at that site was extensive. The hair had a Saccha...
متن کاملTrichosporon and trichosporonosis
Trichosporon is a genus of anamorphic fungi in the family Trichosporonaceae. All species of Trichosporon are yeasts with no known teleomorphs. Most are typically isolated from soil, but several species occur as a natural part of the skin microbiota of humans and other animals. Proliferation of Trichosporon yeasts in the hair can lead to an unpleasant but non-serious condition known as white pie...
متن کاملA Rare Case of Coinfection with White Piedra and Pediculosis Capitis
On scalp hair examination, there were multiple white‐to‐brownish, firm‐to‐hard, 2–3 mm sized nodules distributed at irregular interval and encircling the hair shaft completely [Figure 1]. The nodules could not be slid over the hair shaft. Moreover, structures resembling nits were seen in the retroauricular area. Hair pull test and tug test were negative. Scalp was otherwise normal with no signs...
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ورودعنوان ژورنال:
- Revista do Instituto de Medicina Tropical de Sao Paulo
دوره 50 5 شماره
صفحات -
تاریخ انتشار 2008