EQ MSK Emergencies & Conditions of FL/HL Flashcards
treatment for septic arthritis
synovial irrigation - lavage
regional abx
treatment of cellulitis
systemic abx (enrofloxacin)
treatment for myositis
systemic abx (anaerobic coverage)
anti-inflam/pain management
surgical fenestration & debride
fetlock drops
SDFT
fetlock drops
toe flips up
SDFT
DDFT
fetlock + everything distal collapses
SDFT, DDFT, suspensory ligament
treatment for flexor tendonopathies
casting 6-8 weeks
shoe support (elevate heels or caudal extension)
difference between foals and adult septic arthritis/tenosynovitis
foals - hematogenous (FPT or patent urachus), multiple joints, FEBRILE
adults - traumatic or iatrogenic, single joint, not febrile
diagnostics for septic arthritis
arthrocentesis (cytology)
culture & Se
radiographs
US
POC analyzers (SAA or lactate)
septic synovial fluid characteristics
color?
turbidity?
viscosity?
total protein?
NCC?
WBC?
yellow-orange
turbid, opaque
low viscosity
> 4 g/dL TP
> 30,000 NCC
>90% neutrophils
3 common sites for cast sores
proximal dorsal MC/MT3
palmar/plantar fetlock
heel bulbs
what are you monitoring casts for? how often?
2x / day
heat, drainage, lameness, flys, unwilling to stand
when do change casts in adults? foals?
adults 3-4 weeks
foals 1-2 weeks
P1, P2, or distal MC/MT3 fracture
forelimb: dorsal kimzey splint
hindlimb: plantar splint
MC3/MT3, carpal fx, tarsal fx, distal radius fx
lateral and caudal/plantar splint
radius or tibial fx
forelimb: lateral and caudal splint
hindlimb: lateral splint
humeral, scapula or femoral fx
no coaptation
exception olecranon fx
olecranon fracture
caudal splint
what is ringbone?
osteoarthritis of the interphalangeal joints
treatment for ringbone
medically challenged
arthrodesis
which joints communicate in the carpus
middle carpal joint
carpometacarpal joint
splint bone fractures, more common lateral or medial? proximal or distal?
lateral
distal
diagnosis of splint bone fx
rads
US (check suspensory lig)
treatment for splint bone fx
conservative (rest, bandage, anti-inflam)
surgical if lame, draining, not weight bearing or instability
cause and clinical signs of olecranon fracture?
kick injury
dropped elbow
diagnosis and treatment for olecranon fracture?
radiographs
stabilize with caudal splint
internal fixation (tension band plating)
ddx for olecranon fx
radial n paralysis
humeral fx
triceps myopathy
a jumping, dressage and western performance horse can commonly have what type of injury
proximal suspensory injury
which joints communicate in the tarsus
tarsocrural joint
proximal intertarsal joint
OCD lesions are most commonly where in the tarsus
DIRT
lateral trochlear ridge of talus
medial malleolus
treatment for OCD lesions in the tarsus? prognosis?
arthroscopic debridement
good
what are the causes of distal tarsal joint osteoarthritis?
repetitive trauma
poor conformation
incomplete ossification of cuboidal bones
which joints are involved in distal tarsal joint osteoarthritis?
distal intertarsal joint
tarsometatarsal joint
does distal tarsal joint osteoarthritis occur in mature or juveniles?
mature only
most common location of OCD lesions in the stifle?
lateral trochlear ridge of femur
treatment for OCD lesions in the stifle? prognosis?
arthroscopic debridement
cartilage absorbable pin fixation
good
do horses with OCD lesions in the stifle have a high or low grade lameness?
low grade lameness
