Equine Anaesthesia

Question 1

Auriculopalpebral block

Answer 1

Blocks motor function to upper eyelid
Behind the eye- in temple

Question 2

Local anaesthesia for examine/operating on equine eye

Answer 2

Sedate to examine alpha-2 +/- opioid
Auriculo palpebral block- blocks motor function to upper eyelid

Tropicamide or atropine (longer lasting) give pupil dilation for examination
For procedure:
	Infratrochlear
	Zygomatic
	Lacrimal
	Ring of local around the eye
If removing eye retro bulbar- reserve for enucleation as can cause eye damage
Licenced locals
	Mepivacaine
	Lidocaine
	Procaine- licenced but causes fur/skin to change colour above where its applied 
	Bupivacaine- not licensed but longer lasting 
NSAIDS

Question 3

Anaesthesia used on yard for laminitis

Answer 3

Phenylbutazone (NSAID, oral or IV)
Paracetamon- used off licensed, usually human formulation
Butorphanol

Question 4

Anaesthesia used in the hospital or laminitis