What type of scalpel blade is used for a skin scrapping
Usually a ten blade
What substance is used for a skin scraping prep?
Mineral oil
Tips for skin scraping tips
- Take care not to cut the skin
- Moisten scalpel blade w mineral oil
Procedure for skin scrapping
Pinch a fold of skin and scrape surface until drops of capillary blood appear
Cellophane tape preparation can be used to diagnose/recovered what
Lice, Mites, and ova of pinworm and tapeworm
How do you determine the type of diagnostic technique?
the type of parasite youre looking for based on clinical signs and patient history
Lung worm sample name
Sputum
How does centrifugal floatation differ from simple floatation?
- more sensitive than simple floatation
- recovers more eggs and cysts in less time
Specifics of centrifugal floatation
- 2-5g
-centrifuge for 5 min at 1500 rpm
Why is it best to use fecal sedimentation for the recovery of fluke eggs
most fluke eggs do not float or they are distorted by floatation solutions making them difficult to recognize
What technique estimates the number of eggs per gram of feces?
Modified Mcmasters (live stock)
