1
Q
What is it?
A
Larval stage of Taenia saginata
Beef tapeworm
2
Q
Result of PMI
A
Partial rejection of organ if lightly infected then cold treatment
Total carcass rejection if lesion in more than 1 location
Category 2
3
Q
Which areas are affected?
A
Well oxygenated areas
Heart
Diaphragm
Masseter muscles
Tongue
4
Q
Prevention methods
A
Fully cook beef and wash hands after handling raw meat
Regularly worm cattle with fenbendazole (every 2 months)
5
Q
Life cycle
A
- Gravid segments passed in faeces, eggs survive on pasture
- Cows ingest oncospheres which circulate to striated muscle
- Cysticerci develop in heart, diaphragm etc
- adults mature and live in SI
- Humans infected by eating undercooked beef containing cysticerci
