Diseases

10 flagship equine conditions, linked to anatomy and imaging.

All conditions

Laminitis

Laminitis

Bilateral forelimb lameness, sawhorse stance, bounding digital pulses, hoof tester sensitivity at the toe.

foot
endocrine
emergency
1 affected structure

Navicular syndrome (podotrochlosis)

Syndroma podotrochleare

Insidious bilateral forelimb lameness, short stride, toe-first landing, improves with palmar digital nerve block.

foot
lameness
MRI
3 affected structures

Proximal suspensory desmitis (PSD)

Forelimb: subtle lameness, improves with lateral palmar nerve block. Hindlimb: poor performance, behavioural changes, lameness on circle.

distal limb
performance
MRI
2 affected structures

SDFT tendinopathy ('bowed tendon')

Heat, swelling, pain on palpation of mid-metacarpal SDFT; variable lameness.

distal limb
racing
rehab
1 affected structure

Kissing spines (impingement of dorsal spinous processes)

Poor performance, back pain, resistance to saddling, bucking.

back
performance
surgical
2 affected structures

Equine gastric ulcer syndrome (EGUS)

Poor appetite, weight loss, behavioural changes, low-grade colic.

GI
performance
1 affected structure

Recurrent laryngeal neuropathy (roaring)

Inspiratory noise at exercise ('roaring'), exercise intolerance.

upper airway
surgical
racing
1 affected structure

Guttural pouch mycosis

Spontaneous epistaxis (often fatal), dysphagia, Horner's syndrome.

upper airway
emergency
vascular
1 affected structure

Osteochondritis dissecans (OCD) — stifle

Stifle effusion, variable lameness, often bilateral.

young horse
stifle
arthroscopy
1 affected structure

Cervical vertebral stenotic myelopathy (Wobbler syndrome)

Symmetric ataxia (hindlimbs > forelimbs), proprioceptive deficits.

neuro
young horse
surgical
1 affected structure