Ancylostoma Duodenale HOOKWORM Strongyloides Stercoralis Diagnosis Treatment

ANCYLOSTOMA DUODENALE, NECATOR and STRONGYLOIDES STERCORALIS

Hookworm infections are common in the tropics and subtropics, Species of hookworm that commonly infests humans, causing ancylostomiasis; widely found in temperate regions. Ancylostoma caninum and Ancylostoma braziliense: Species of hookworm that infests dogs and cats and may cause cutaneous larva migrans in humans.

 

ANCYLOSTOMA DUODENALEy
Ancylostoma Duodenale HOOKWORM
  • Sanitary practices allow for human fecal contamination of the soil.
  • There is contact of human skin with contaminated soil.
  • The soil is appropriately damp to favor larval survival.

 

AMERICANUS (HOOKWORM)

  • It is found in hot humid regions.
  • The infective stage is larva. The route of infection is through the skin.
  • The larva passes through lungs also.
  • It is also found in jejunal mucosa.
  • Adult worm size is about 1 cm.
  • Incubation period is 50 – 100 days.
  • It can survive for 2-8 years.
  • Chief symptoms are iron deficiency anaemia.

CLINICAL MANIFESTATIONS —

  • Acute gastrointestinal symptoms
  • Dermal penetration by infecting larvae
  • Chronic nutritional impairments
  • Transpulmonary passage
ANCYLOSTOMA DUODENALEiu
Ancylostoma Duodenale HOOKWORM Life cycle

 

Diagnosis of HOOKWORM

  • • By eggs in fresh stool and larva in old stool.

Treatment of HOOKWORM

 

STRONGYLOIDES STERCORALIS

   

STRONGYLOIDES STERCORALIS uy
STRONGYLOIDESSTERCORALIS
  • It is found in hot and humid regions. ihe infective stage is filariform larva.
  • Route of infection is percutaneous i.e. through the skin or autoinfection.
  • The worms reside in the small bowel mucosa. Adult worm size is 2 mm.
  • There is pulmonary passage of larva also. Incubation period is 15 – 30 days.
  • Chief symptoms are gastrointestinal malabsorption or sepsis.
STRONGYLOIDES STERCORALIS uki
STRONGYLOIDESSTERCORALIS Life cycle

 

Diagnosis of STRONGYLOIDES STERCORALIS

  • · By larva in stool or duodenal aspirate and even sputum.

Treatment of STRONGYLOIDES STERCORALIS

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