Final

Question 1

Traumatic brain injury

Answer 1

44% flipping over injury
Turn head➡️ lesion

If Midbrain lesion= poor Px☠️

MC Basisphenoid/occipital fracture-
rectus capitus ventralis M
🎯optic N/bv ➡️ retinal degen
Hemorr guttaral pouch

🏅Dx: CT/MRI

Question 2

Temporohyoid

osteoarthropathy

Answer 2

Idiopathic chronic inflam TH jt
1° old 🐎
Ankylosis, thick knobby

CN 7 & 8 deficit ➡️ lacrimal sys
⬇️tears/head tilt

🏅Dx: CT
🏅Sx: ceratohyoidectomy- remove bone movement to ⬇️inflam

Question 3

Parasite migration➡️brain

Answer 3

Halicephalobus gingivalis

🔼mentation & renal dis

Question 4

Mold 🌽

Answer 4

LEM

fumonesin B1 toxin: 🎯Neuro lipids

Blind staggers➡️ wander aimlessly, no coord
☠️ 24h later

Question 5

Yellow🌟 thistle

Answer 5

Chewing dis➡️ difficult prehention/mastication
✅can swallow!

Necrosis globus pallidus/sub nigra

Nigropallidal encephalomalacia

Question 6

Locoweed

Answer 6

Progressive cerebellar ataxia
Sawinsonine alkaloid toxin

⛔️lysosomal mannosidase enz➡️ accum vaculoes in CNS

Question 7

Sleeping sickness
Fast progression ataxia➡️seizure➡️☠️ 2-3d

Reportable

Answer 7

EEE
Mosquito
🎯 cerebral cortex, thalamus, HT hemorr swelling ➡️ herniation
🌟PMN perivasc cuffing

🏅postmortum viral culture
🏅PMN CSF def Dx
IgM elisa titer

💉 vax 💯 works Q4-6mo

Question 8

Ataxia asymm
Gen Mm fasciculations
Hyper-excitable
+/- fever

Most asymp
Recover 5d-fully 6mo

Answer 8

WNV

Dx: post mortum IHC/PCR
🌟CSF ⬆️protein n mononuc cells
IgM capture elisa

Tx: supportive, anti inflamm

💉 Q6-12mo before mosquito season

Question 9

Acute neuro signs
Rapid progression➡️☠️ 1w

Furious or dumb
Fearful/depressed

Hydrophobia

Yawning

Answer 9

Rabies
Only Dx post-mort
🌟negri bodies pathognomonic
Flourescent Ab test fast MC ➡️🐭

💉💯 Q1y

Question 10

Biphasic fever > 103F for 3d
Neuro sign 6-10d late
+/- respir

Constipation
Urinescald
Recumbent if sev

Answer 10

EHM EHV-1

Nasopharyngeal swab➡️pcr shedders
Whole blood viremia
🚫serology

Quarantine 21-28d
Biosecurity‼️

💉vax doesnot protect against neuro dis

Question 11

1° young TB (4mo-4y)
Prog symm ataxia
PL>TL
Circling/raising head

Answer 11

Cervical stenosis myelopathy
“Wobblers”

Dynamic stenosis: only FLEXION movement C3-4/C4-5

Static: in neutral postion C5-6/C6-7

Dx: rad cervical diameter

💰basket Sx
MC ☠️euth

Question 12

ALS
🐘on a ball
🎯anti gravity Mm

✅good appetite
Wt loss
BLACK TEETH

Answer 12

Eq Motor neuron dis (EMND)
Vit E def (🚫fresh green 🌱)

Fundic lesion lipopigment
Gluteal atrophy

Dx: ⬆️CK,AST ⬇️vit E serum
EMG✅atrophy
Mm Bx✅neurogenic atrophy
Sacrocaudalis D Medialis Mm

Tx: vit E a-tocopherol