KMID : 0425120200580050571
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Parasites, Hosts and Diseases 2020 Volume.58 No. 5 p.571 ~ p.576
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An Unusual Case of Extra-Enteric Blastocystosis in the Uterine Cervix
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Escutia-Guzman Yolanda
Martinez-Flores Williams Arony Martinez-Ocana Joel Martinez-Pimentel Ramon Benitez-Ramirez Marisol Martinez-Hernandez Fernando Arroyo-Escalante Sara Romero-Valdovinos Mirza Orozco-Mosqueda Guadalupe Erendira Maravilla Pablo
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Abstract
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Extra-enteric infections by Blastocystis spp. have rarely been documented. Here, we report a case of extra-enteric blastocystosis in a patient with minimal cervicitis symptoms. A 47-year-old Hispanic female patient was attended in a primary health centre in Michoacan state, Mexico, for her routine gynaecological medical examination. As only symptom, she referred to a slight vaginal itching. The presence of several vacuolar-stages of Blastocystis spp. were identified by Papanicolaou staining; molecular identification was attempted by culture-PCR sequencing of a region of 18S gene from cervical and faecal samples obtained 2 months after cytological examination, even when patient declared that she tried self-medicating with vaginal ovules. Blastocystis ST1 was identified only in the faecal sample. The presence of Blastocystis spp. in the cervix of a patient with scarce symptomatology, demonstrates the extraordinary flexibility of this microorganism to adapt to new environments and niches.
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KEYWORD
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Blastocystis spp., Blastocystis subtypes, Papanicolaou stain, cervix, extra-enteric blastocystosis
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