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Introduction to Helminthology

Introduction to Helminthology. Dr Vidya Pai. A large mass of Ascaris lumbricoides that was passed from the intestinal tract.  The ruler at the bottom of the image is 4 cm (about 1.5 inches) in length. Lymphatic filariasis 128 million infected.

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Introduction to Helminthology

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  1. Introduction to Helminthology Dr Vidya Pai

  2. A large mass of Ascaris lumbricoides that was passed from the intestinal tract.  The ruler at the bottom of the image is 4 cm (about 1.5 inches) in length.

  3. Lymphatic filariasis • 128 million infected

  4. Magnitude of the problem • Hookworm • 1.3 billion infected • Ascariasis • 1.3 billion infected • Annual deaths (intestinal obstruction), 1550

  5. Important Groups of Human Helminths • Nematode • Trematode • Cestode

  6. CESTODES • Pseudophyllidean • D.latum • Cyclophyllidean • T. solium • T. saginata

  7. TREMATODES • Fasciola hepatica • Schistosoma hematobium • Paragonimus westermani

  8. Nematode The intestinal nematodes • Ascaris • Hook worm • Pinworm • Whip worm The blood- and tissue dwelling nematodes • The filaria • Trichinella

  9. Learning method Infective name Pathogenesis stage route Prevention mode Life cycle Pathogenic name Pathogenesis stage localization Treatment migration Diagnosis Diagnostic stage-morphology Diagnosis stage methods stage outside name Epidemiology (vector, other host) name Prevention

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