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Rev. cuba. med. trop ; 55(3): 217-220, sep.-dic. 2003.
Artigo em Espanhol | LILACS | ID: lil-629323

RESUMO

Se tomaron muestras de exudados vaginales a 100 pacientes femeninas con sospechas de candidiasis vaginal que acudieron al Laboratorio de Microbiología del Hospital Clínico Quirúrgico "Freyre de Andrade" de Ciudad de La Habana. Estas muestras se sembraron en agar Sabouraud y agar Sabouraud trifenil tetrazolio (AST). En 45 % de las muestras se obtuvo crecimiento de colonias levaduriformes, donde Candida albicans (51,1 %) y C. glabrata (22,2 %) fueron las especies aisladas con mayor frecuencia. Se logró demostrar que el AST permite diferenciar los morfotipos de las especies de levadura, y se observó que la mayoría de las especies presentó más de un morfotipo, predominando en C. albicans las colonias lisas, de color rosado claro sin halo micelial alrededor. En este no creció C. glabrata. Esta tipificación fenotípica en AST permitirá abordar estudios epidemiológicos en un futuro.


Samples of vaginal smears were taken from 100 patients suspected of vaginal candidiasis that attended the Microbiology Laboratory of "Freyre de Andrade" Clinical and Surgical Hospital, in Havana City. These samples were cultivated in Sabouraud agar and Sabouraud triphenyltetrazolium agar (STA). In 45 % of the samples it was observed growth of the yeast-shaped colonies, where Candida albicans (51.1 %) and C. glabrata (22.2 %) were the most frequently isolated species. It was proved that STA allowed to differentiate the morphotypes of the yeast species and it was observed that most of the species presented more than one morphotype with the predominance of flat light pink colonies without mycelial halo in C. albicans, C. glabrata did not grow in it. This phenotypic typing in STA will permit to approach epidemiological studies in a future.


Assuntos
Feminino , Humanos , Candida/classificação , Vagina/microbiologia
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