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Cryptosporidiosis in HIV infection

L Anand1, N G Brajachand, C H Dhanachand

  • 1Life Sciences Department, Manipur University, Canchipur.

Insights

Cryptosporidium infection is common in HIV-infected individuals with diarrhea, particularly among injected drug users. This study found the parasite in 46.6% of symptomatic HIV patients, but not in healthy individuals.

Area of Science:

  • Medical Parasitology
  • Infectious Diseases
  • Public Health

Background:

  • Human Immunodeficiency Virus (HIV) infection can compromise the immune system, increasing susceptibility to opportunistic infections.
  • Cryptosporidium is an opportunistic parasite known to cause severe, persistent diarrhea in immunocompromised individuals.
  • Intravenous drug use is a significant risk factor for HIV transmission and associated opportunistic infections.

Purpose of the Study:

  • To determine the prevalence of Cryptosporidium infection in HIV-infected individuals presenting with symptomatic diarrhea.
  • To assess the presence of Cryptosporidium in a control group of apparently healthy individuals.

Main Methods:

  • Faecal specimens were collected from 150 HIV-infected patients with diarrhea and 50 healthy controls (aged 15-30 years).
  • Specimens were preserved in 10% buffered formalin and examined for the presence of Cryptosporidium.
  • All HIV-infected participants were known cases of injected drug use.

Main Results:

  • Cryptosporidium was detected in 70 out of 150 (46.6%) HIV-infected patients with diarrhea.
  • No Cryptosporidium parasites were found in the non-diarrhoeal healthy control group.
  • The study highlights a high prevalence of Cryptosporidium among HIV-infected individuals with diarrhea.

Conclusions:

  • Cryptosporidium is highly prevalent in HIV-infected individuals experiencing symptomatic diarrhea.
  • HIV-infected individuals, especially those with a history of injected drug use, are at significant risk for Cryptosporidium infection.
  • Routine screening for Cryptosporidium may be warranted in HIV-infected patients with diarrhea.

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