Hunter S. Lewis, DVM, DABVP Greene, Lewis and Associates .
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Transcript of Hunter S. Lewis, DVM, DABVP Greene, Lewis and Associates .
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ADVANCED THERAPY IN EQUINE LAMENESS
Hunter S. Lewis, DVM, DABVPGreene, Lewis and Associates
www.greenelewis.com
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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
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Osteoarthritis Fetlock
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Osteoarthritis
Fetlock
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Osteoarthritis Hock
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Osteocondritis Dessicans (OCD)
1. Developmental Orthopedic Disease (DOD)
2. Characterized by failure of normal bone formation
Osteoarthritis
Subcondral Bone Cysts
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3. Causes:
a. Genetic predispositionb. Rapid growthc. Nutritiond. Mineral Imbalancese. Endocrine Factors
4. Can result in DJD
Osteoarthritis
Osteocondritis Dessicans (OCD)
Subcondral Bone Cysts
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Osteocondritis Dessicans (OCD)
Stifle
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Osteocondritis Dessicans (OCD)
Hock
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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
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Subcondral Bone Cysts
Stifle
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Subcondral Bone Cysts
Stifle
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Subcondral Bone Cysts
Fetlock
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Assessment of Joint Treatment
Symptom-Modifying Osteoarthritis Drug (SMOAD)
Disease-Modifying Osteoarthritis Drug (DMOAD)
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Types of Joint Treatment
Oral
Injectable
Intra-articular
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Types of Joint Treatment
Oral
1. Glucosamin2. Chondrotin Sulfate3. Anti-inflammatories4. ASU – Avocado, Soybean
Unsaponifiable Extracts
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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
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Types of Joint Treatment
Injectable
1. Adequon2. Legend3. Generics
a. Polyglycanb. Map 5
4. Tildren
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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 ??
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Types of Joint TreatmentIntra-articular
1. Corticosteroids2. Hyaluronic Acid3. IRAP – Interleukin-1 Receptor
Antogonist Protein
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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
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Types of Joint TreatmentOther
1. Extrocorporeal Shockwave Therapy
2. Surgery3. Alternative Therapies