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Taenia solium.

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Presentation on theme: "Taenia solium."— Presentation transcript:

1 Taenia solium

2 INTRODUCTION MORPHOLOGY LIFE CYCLE CLINICAL FEATURES DIAGNOSIS TREATMENT

3 INTRODUCTION CLASS CESTODA HELMENTHIS KINGDOM ANIMALIA
PHYLUM PLATI HELMENTHIS CLASS CESTODA ORDER CYCLOPHYLLIDEA FAMILY TAENIIDAE GENUS TAENIA SPECIES SOLIUM

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

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6 MORPHOLOGY .   Adult is flattened ribbon-like, creamy white in color, measures about 2-4 m .

7 SCOLEX NECK 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

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9 LIFE CYCLE

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12 PATHOGENESIS TAENIASIS
SCOLEX ATTACHES TO MUCOSA 2 MONTHS OF INFECTION GRAVID PROGLOTTIDS IN FAECES (60,000) EGGS MINOR SYMPTOMS-ABDOMINAL PAIN DIARRHOEA NAUSEA OR ASYMTOMATIC TAENIASIS

13 CYSTICERCOSIS NODULES EYES BRAIN MUSCLES

14 CLINICAL MANIFESTATION
MOSTLY ASYMTOMATIC INCUBATION :MONTHS-5yrs DEPENDS ON LOCATION OF CYST

15 SUBCUTANEOUS The subcutaneous nodules are usually found in head, limbs, neck, abdomen and back. They are movable and painless.

16 CYSTICERCOSIS IN TONGUE

17 NEUROCYSTICERCOSIS

18 DIAGNOSIS Immunological tests are done only for reference-ELISA
TAENIASIS DIRECT FECAL EXAMINATION BRINE FLOATATION TECHNIQUE CELLOPHANE TAPE TECHNIQUE CYSTICERCOSIS X RAY CT ,MRI Immunological tests are done only for reference-ELISA

19 TREATMENT albendazole praziquantel

20 PREVENTION Health education Avoid eating raw bean-pork.
avoid pigs eating human stool. sanitary inspection of slaughter and sanitary disposal of night soil.

21 THANK YOU

22 REFERENCE: WWW.SLIDESHARE.NET


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