ADVANCED THERAPY IN EQUINE LAMENESS Hunter S. Lewis, DVM, DABVP Greene, Lewis and Associates www.greenelewis.com
Dec 25, 2015
ADVANCED THERAPY IN EQUINE LAMENESS
Hunter S. Lewis, DVM, DABVPGreene, Lewis and Associates
www.greenelewis.com
Osteocondritis Dessicans (OCD)
1. Degenerative Joint Disease (DJD)2. Characterized by cartilage
damage, new bone formation and joint effusion.
3. Caused by “use trauma”
Osteoarthritis
Subcondral Bone Cysts
Osteoarthritis Fetlock
Osteoarthritis
Fetlock
Osteoarthritis Hock
Osteocondritis Dessicans (OCD)
1. Developmental Orthopedic Disease (DOD)
2. Characterized by failure of normal bone formation
Osteoarthritis
Subcondral Bone Cysts
3. Causes:
a. Genetic predispositionb. Rapid growthc. Nutritiond. Mineral Imbalancese. Endocrine Factors
4. Can result in DJD
Osteoarthritis
Osteocondritis Dessicans (OCD)
Subcondral Bone Cysts
Osteocondritis Dessicans (OCD)
Stifle
Osteocondritis Dessicans (OCD)
Hock
1. Development Orthopedic Disease2. Characterized by failure of normal bone
formation and loss of normal bone3. Same causes as OCD but trauma is also
involved.4. Can result in DJD
Osteoarthritis
Osteocondritis Dessicans (OCD)
Subcondral Bone Cysts
Subcondral Bone Cysts
Stifle
Subcondral Bone Cysts
Stifle
Subcondral Bone Cysts
Fetlock
Assessment of Joint Treatment
Symptom-Modifying Osteoarthritis Drug (SMOAD)
Disease-Modifying Osteoarthritis Drug (DMOAD)
Types of Joint Treatment
Oral
Injectable
Intra-articular
Types of Joint Treatment
Oral
1. Glucosamin2. Chondrotin Sulfate3. Anti-inflammatories4. ASU – Avocado, Soybean
Unsaponifiable Extracts
Types of Joint TreatmentOral
4. ASU – Avocado, Soybean Unsaponifiable Extracts
a. Did not improve lamenessb. Reduced damage to jointc. Increased production of
glycosaminoglycand. Stimulated cell and tissue repair
Types of Joint Treatment
Injectable
1. Adequon2. Legend3. Generics
a. Polyglycanb. Map 5
4. Tildren
Types of Joint TreatmentInjectable
4. Tildren
Inhibits bone resorption and may promote bone reformation
Shown effective in hock osteoarthritis and navicular syndrome
Most effective if used early in disease Cost ??
Types of Joint TreatmentIntra-articular
1. Corticosteroids2. Hyaluronic Acid3. IRAP – Interleukin-1 Receptor
Antogonist Protein
Types of Joint TreatmentIntra-articular
3. IRAP – Interleukin-1 Receptor Antogonist Protein
or ACS – Autologous Condition Serum Blocks IL-1 release Reduces negative effects of
inflammation Reduces pain Improves synovial membrane
health
Types of Joint TreatmentOther
1. Extrocorporeal Shockwave Therapy
2. Surgery3. Alternative Therapies