Cestoda Nematoda Trematoda 2018 - I

Helminthology

Nematode Cestode Trematode MG Isworo Rukmi

A. NEMATHELMINTHES Roundworms, cylindrical, hollow, sex entity separate. -

Intestinal Nematodes  Nematodes  Tissue Nematodes Nematodes  

B. PLATYHELMINTHES  PLATYHELMINTHES  flatworms, the bodies was not hollow, hermaphrodite - Trematoda Trematoda :  : leaf worm  leaves shape  don't have digestive organs  segmented body

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- Cestoda : tapeworms  the tape shaped   segmented body  has no digestive organs

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Microbiology & Parasitology Isworo Rukmi

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Nematodes • • • • • •

It is the largest of the living worm specis parasites in Human Body is cylindrical, hollow basking in the cuticle the eggs are removed from the body of hospes (20200,000) with or without intermediary the sexes separate Infective stage can entry into the human body actively, ingested or vector

Microbiology & Parasitology Isworo Rukmi

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Intestinal Nematodes •

Habitat - the digestive tract of humans & animals

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Soil-borne worm :  ,  Ascaris lumbricoides  Necator americanus ,  Ancylostoma duodenale,

Non-soilborne worms:  worms: 

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Oxyuris vermicularis

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 Trichinella

spiralis

Trichuris trichiura,

Strongyloides stercoralis dan beberapa species 

Trichostrongilus sp Microbiology & Parasitology Isworo Rukmi

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 Ascaris lumbricoides lumbricoides

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Cosmopolit, especially in tropical areas (hygiene and sanitation)

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often found in children children age 3 -10 years, years, caused askariasis

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In Indonesia, frequency is 20-90% Defenitive host only human (obligate host).

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Live in the human intestine cavity, often called the worm's belly.

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The female worms 20-30 cm 15-31 cm in males, worm

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Eggs are removed along with the feces

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Infection: swallowing infective eggs Diagnosis: the presence presence of eggs in the feces or larvae in sputum

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In severe infection vomiting worms, or out with feces

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