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Taenia solium pork tapeworm

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tapeworm

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Taenia solium pork tapeworm

  1. 1. Taenia solium
  2. 2. INTRODUCTION MORPHOLOGY LIFE CYCLE CLINICAL FEATURES DIAGNOSIS TREATMENT
  3. 3. INTRODUCTION ORDER FAMILY GENUS SPECIES
  4. 4. • Pork tapeworm • Intestinal zoonotic parasite • Adult worm lives in human intestine • Larval form(Cysticercus cellulose) in pig • Most common in Latin America, Africa and India - 400,000 people have symptomatic neurocysticercosis in Latin America • Triploblastic acoelomate
  5. 5. 5
  6. 6. MORPHOLOGY . Adult is flattened ribbon-like, creamy white in color, measures about 2-4 m .
  7. 7. SCOLEX • 4suckers,1 rostellum • 25-50 hooklets arranged in a double crown • Organ of attachment NECK • narrowest part of the body • Budding zone containing germinative tissue STROBILA • immature proglottides: width>length • mature proglottides: width=length • gravid proglottides: width<length • Each proglottid is a complete reproductive unit • Tegument-villi-nutrition
  8. 8. LIFE CYCLE
  9. 9. 12 PATHOGENESIS SCOLEX ATTACHES TO MUCOSA 2 MONTHS OF INFECTION GRAVID PROGLOTTIDS IN FAECES (60,000) EGGS MINOR SYMPTOMS- ABDOMINAL PAIN DIARRHOEA NAUSEA OR ASYMTOMATIC TAENIASIS
  10. 10. 13 CYSTICERCOSIS NODULES EYES BRAINMUSCLES
  11. 11. 14 CLINICAL MANIFESTATION MOSTLY ASYMTOMATIC INCUBATION :MONTHS-5yrs DEPENDS ON LOCATION OF CYST
  12. 12. The subcutaneous nodules are usually found in head, limbs, neck, abdomen and back. They are movable and painless. 15 SUBCUTANEOUS
  13. 13. 16 CYSTICERCOSIS IN TONGUE
  14. 14. 17 NEUROCYSTICERCOSIS
  15. 15. 18 TAENIASIS DIRECT FECAL EXAMINATION BRINE FLOATATION TECHNIQUE CELLOPHANE TAPE TECHNIQUE CYSTICERCOSIS X RAY CT ,MRI DIAGNOSIS Immunological tests are done only for reference-ELISA
  16. 16. albendazole praziquantel TREATMENT
  17. 17. Health education Avoid eating raw bean-pork. avoid pigs eating human stool. sanitary inspection of slaughter and sanitary disposal of night soil. PREVENTION
  18. 18. THANK YOU

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