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[Cryptosporidium species in persons with HIV infection]
J Sýkora1, M Zástĕra, M Stanková
1Státní zdravotní ústav, Praha.
Abstract:
Oocysts of Cryptosporidium sp. were detected in the faeces of 65 subjects with the HIV virus, using the concentrating flotation method in a sugar solution and differential staining with methyl violet. In positive cases (a total of 16 subjects) continuous as well as intermittent excretion of oocysts in faeces was recorded, the longest excretion period being up to 15 months. The presented findings of oocysts confirm that Cryptosporidium sp. is a common intestinal pathogenic organism in the investigated group of subjects, and with regard to its pathogenity and opportunistic character they must be subjected to regular parasitological examinations.
Insights
Cryptosporidium oocysts were found in 16 HIV-positive individuals, with some excreting them for up to 15 months. Regular screening is recommended for this common intestinal pathogen in immunocompromised patients.
Area of Science:
- Medical Parasitology
- Infectious Diseases
- Immunocompromised Host Research
Context:
- Human Immunodeficiency Virus (HIV) infection can compromise the immune system, increasing susceptibility to opportunistic infections.
- Cryptosporidium species are known enteric protozoan parasites that cause gastrointestinal illness.
Purpose:
- To investigate the prevalence and shedding patterns of Cryptosporidium oocysts in individuals living with HIV.
- To highlight the significance of Cryptosporidium as an opportunistic intestinal pathogen in this population.
Summary:
- Oocysts of Cryptosporidium sp. were detected in 16 out of 65 HIV-positive subjects using sugar flotation and methyl violet staining.
- Both continuous and intermittent oocyst excretion were observed, with one case lasting up to 15 months.
- These findings confirm Cryptosporidium sp. as a common intestinal pathogen in the studied HIV-positive group.
Impact:
- Regular parasitological examinations are crucial for managing Cryptosporidium infections in HIV patients.
- Understanding the pathogenity and opportunistic nature of Cryptosporidium informs clinical management strategies.
- This study underscores the importance of monitoring opportunistic infections in immunocompromised individuals.