Pinworms

Question 1

Trichinella spp

Answer 1

mammals, birds, reptiles
zoonotic
important in pigs- tail biting
transmitted by eating raw meat
asymptomatic, clinical signs in humans
L1 coils in striated muscle, no eggs seen
diagnosis- pooled sample, elisa, squash prep
cook meat
meat inspection

Question 2

Oxyuris equi

Answer 2

large pinworm
horse
adults in colon
pointed tail
itchy butt
egg has single operculum and flat on one side
pruritis
broken hairs at base of tail from scratching
egg in the environment
dx: tape