Orthopaedics and Lameness

The peroneus tertius is a strong muscular band of tissue that lies between the long digital extensor and the tibialis cranialis muscle of the rear limb.

Rupture of Tendo Achillies Rupture of Tendo Achillies is the rupture of Achilles’ tendon. The Achilles’ tendon is made of 5 separate tendons. However the gastrocnemeus tendon and the superficial digital flexor tendon are most important. The gastrocnemeus tendon is most commonly torn. The typically sign of a gastrocnemeus tendon tear is a dropped hock

Chondromalacia of the Patella Chondromalacia of the Patella (also known as CMP) is inflammation of the underside of the Patella and softening of the cartilage. Chondromalacia patellae is a term sometimes treated synonymously with patellofemoral pain syndrome. Chondromalacia is not common in horses, and is most common in foals as a larger part of developmental

Gonitis may be caused by direct trauma to the joint or by stress to the joint area from performance activities that include quick changes in direction, rapid deceleration, and repeated jumps.

Stringhalt in Horses Stringhalt in Horses is an involuntary hyperflexion of the hock when the horse moves, and the condition may affect one or both hindlimbs. Stringhalt is a gait abnormality characterized by exaggerated upward flexion of the hindlimb that occurs at every stride at walk. The gait abnormality usually lessens at trot and is

Upward fixation of the patella generally has been considered to occur in horses that have exceptionally straight hindlimbs.

Trochanteric Bursitis (Whirlbone lameness) in Horses is soreness and lameness found in hindlegs of horses involving a bursa.

Rupture of the Ligament of Head of Femur appears to be more common in small breed horses (miniatures and ponies) and young horses.

Subacute or chronic sacroiliac strain and osteoarthrosis of the sacroiliac joint cause typical back soreness in horses.

Femoral nerve paralysis may arise from trauma or unknown causes, and may be associated with rhabdomyolysis.