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Intestinal geohelminthiasis in the developing world

S Ananthakrishnan1, P Nalini, S P Pani

  • 1Vector Control Research Centre, Pondicherry, India.

The National Medical Journal of India
|March 1, 1997
PubMed
Summary
This summary is machine-generated.

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Intestinal worm infections like roundworm, hookworm, and whipworm are prevalent in developing nations, causing malnutrition and anemia. Strongyloides stercoralis can be fatal in vulnerable children, yet their health impact is often underestimated.

Area of Science:

  • Global Health
  • Infectious Diseases
  • Pediatrics

Background:

  • Intestinal parasitic helminths, including roundworms (Ascaris lumbricoides), hookworms (Ancylostoma doudenale, Necator americanus), and whipworm (Trichuris trichiura), are widespread in developing countries.
  • Strongyloides stercoralis, while less common, also poses significant health risks.
  • Prevalence rates in India range from 5% to 76%, mirroring trends in other developing nations.

Purpose of the Study:

  • To review the pathophysiology, clinical impact, and control strategies for common geohelminths in the developing world.
  • To highlight the underestimated impact of these parasitic infections on child health.
  • To emphasize the need for concentrated efforts in health policies to reduce worm burden and its consequences.

Main Methods:

Related Experiment Videos

  • Literature review of existing studies on geohelminth infections.
  • Analysis of the clinical manifestations and health consequences associated with common intestinal parasites.
  • Examination of current control options and public health policy implications.

Main Results:

  • Ascaris lumbricoides contributes to protein-energy malnutrition in children.
  • Hookworm infections are a major cause of anemia and hypoproteinaemia, particularly affecting pregnant mothers.
  • Trichuris trichiura can cause severe colitis and blood loss, potentially impairing cognitive function, while Strongyloides stercoralis can be fatal in immunocompromised children.

Conclusions:

  • The health impact of intestinal helminths, especially on children, has been historically underestimated.
  • There is a critical need to integrate effective control measures for these infections into national health policies.
  • Addressing worm load and its sequelae is essential for improving child health outcomes in endemic regions.