taenia solium pork tapeworm
DESCRIPTION
tapewormTRANSCRIPT
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Taeniasolium
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INTRODUCTION
MORPHOLOGY
LIFE CYCLE
CLINICAL FEATURES
DIAGNOSIS
TREATMENT
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INTRODUCTION
ORDERFAMILY
GENUS SPECIES
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• 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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MORPHOLOGY
. Adult is flattened ribbon-like, creamy white in color, measures about 2-4 m .
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SCOLEX
• 4suckers,1 rostellum
• 25-50 hookletsarranged 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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LIFE CYCLE
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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
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CYSTICERCOSIS
NODULES
EYES
BRAINMUSCLES
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CLINICAL MANIFESTATION
MOSTLY ASYMTOMATIC
INCUBATION :MONTHS-5yrs
DEPENDS ON LOCATION OF CYST
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The subcutaneous
nodules are
usually found in
head, limbs, neck,
abdomen and
back. They are
movable and
painless.
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SUBCUTANEOUS
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CYSTICERCOSIS IN TONGUE
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NEUROCYSTICERCOSIS
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TAENIASIS
DIRECT FECAL EXAMINATION
BRINE FLOATATION TECHNIQUE
CELLOPHANE TAPE
TECHNIQUE
CYSTICERCOSIS
X RAY
CT ,MRI
DIAGNOSIS
Immunological tests are done only for reference-ELISA
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albendazole
praziquantel
TREATMENT
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Health education
Avoid eating raw bean-pork.
avoid pigs eating human stool.
sanitary inspection of slaughter and sanitary disposal of night soil.
PREVENTION
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THANK YOU