Flashcards in Equine Seizures: Real Case Deck (15):
How common is infectious encephalitis in the UK?
- EHV spinal cord
- West nile virus (flavivirus spread by mosquitos throughout US)
Which antipyschotic drug can lead to neuro signs similar to seizure?
Potential physiological causes of equine collapse?
- horses need REM sleep lying down
What lesion may cause bilateral paresis of the thoracic limbs?
Brachial plexus (C6-T2)
What pathogens can be detected on serology?
- EHV1 (differentiate from vax - PCR on NP swabs or buffy coat of blood)
- lyme dz (associated with ticks and deer - SW, N, hard to dx as often sero +)
- louping ill (more common sheep and goats, occasionally seen SW)
- sarcocystis neurona
How many cervical vertebrae do most mammals have?
7 (manitees and sloths have 6)
Most common cause of seizures in horses?
Tx seizures in horses?
- diazepam/midazolam SID/CRI
- alfalfa (high calcium) hay
- calcium carbonate
+- TMPS BID in case of bacterial meningitis? afe long term, oral, ok for pregnancy
- prednisolone?? (not sure why)
What may be added into tx if horse is pregnanct to v risk of abortion?
- progesterone analogue (regumate altrenogest)
Define focal seizures
- repeaable, focal eg. localised muscle fasciculations
Define generalised seziures
- generalised, progress from facial -> multi muscle groups +- conciousness and collapse
Define status epilepticus
- severe tonic clonic muscle spasm + collapse
- dont last long
What benign condition manifests as seizures?
Benign epilepsy of Arab foals
- cluster seziures starting @2-3 mo
- grow out by 1 yr
- metabolism and PE NAD
- = Lavender foal syndrome associated with hair coat colour change
Tx benign epilepsy of arab foals