H nana

A₁= lnfoctive Stage A= Diagnostic Stage

i Humans and rodents are mfected when they ingest cysticerco*d-infectedarthropods

ingested by humans from contaminated food, water. or hands

Embryonated egg in feces

http://vvww.dpd.cdc.gov/dpdx

Oncosphere hatches CysticercoK) dovolops m intestinal villus

S

M Autoinfection can occur i( W m w °99^s romain ⁱⁿ tho intostino.

“ The cggs thcn rełcase the Scolex hexacanth embfyo. which    %

penetrates the intestinal villu$ continuing the cycle.

Adult in ileal -portionof Q smali mtestme

OEggs can be released through the genitai atiium of the grav»d progiottids Gravid proglottids can also disintegrate reteasmg eggs that are passed in stoołs.