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Tapeworms. (Cestodes). DISEASE. TRANSMISSION OF INFECTION. LOCATION OF ADULT IN HUMANS. LOCATION OF LARVA IN HUMANS. CLINICAL PICTURE. Common Tapeworm Infections. Taenia saginata. taeniasis. ingestion of larva in undercooked beef. Small Intestine. not present.

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Presentation Transcript
tapeworms

Tapeworms

(Cestodes)

slide2

DISEASE

TRANSMISSION

OF INFECTION

LOCATION OF ADULT

IN HUMANS

LOCATION

OF LARVA

IN HUMANS

CLINICALPICTURE

Common Tapeworm Infections

Taenia saginata

taeniasis

ingestion of larva in undercooked

beef

Small

Intestine

not present

vague digestive disturbances

eggs or

proglottids

in stools

taeniasis

ingestion of larva in undercooked

pork

Small

Intestine

not present

vague digestive disturbances

eggs or

proglottids

in stools

Taenia solium-

LARVA

(cysticercus cellulosae)

Cysticercosis

ingestion of egg

not present (except in

autoinfection:

,small intestine)

sub-cutaneous

muscles

brain,eyes

depending on

locality:

from none to

epilepsy

X -ray,CT,MRI

Serology

Hymenolepis nana

hymenolepiais

ingestion of egg

Small

Intestine

Intestinal

Villi

Enteritis

diarrhoea

eggs in

stools

Echinochoccus

granulosus

hydatid disease

ingestion of egg

not present

Liver, lungs,

Bones etc

depending on

locality

X-ray,CT,US

Serology

Hydatid sand

LAB.

DIAGNOSIS

Taenia solium-

ADULT

TAPEWORM

slide4

Life cycle of

Taenia saginata

slide6

Life cycle of

Taenia solium

slide12

Life cycle of

Echinococcus granulosus

slide14

Location of hydatid cyst

Echinococcus granulosus

slide15

Life cycle of

Echinococcus granulosus

treatment of tapeworms
Treatment of Tapeworms
  • Intestinal stages: Praziquantel
  • Tissue stages ( Hydatid , cysticersosis):
    • Depends on clinical condition : Surgical and/or Albendazole