Lameness T0 Ultrasound T0 Treatment T0 Ultrasound T2 LamenessT2 Score T2 Ultrasound T3 LamenessT3 Score T3 H1 Yes 20% PRP 40% Yes 2 60% Yes 3 H2 Yes 20% PRP 40% Yes 2 60% Yes 3 H3 Yes 20% PRP 40% Yes 2 60% Yes 3 H4 Yes 20% PRP 40% Yes 2 60% Yes 3 H5 Yes 20% TC 80% No 4 100% No 5 H6 Yes 20% TC 80% No 4 100% No 5 H7 Yes 20% TC 80% No 4 60% Yes 3 H8 Yes 20% TC 80% No 4 100% No 5

Table 2: Eight horses (H) with desmitis of the accessory ligament of the deep digital flexor tendon (ALDDFT) were treated: four with platelet-rich plasma (PRP) and four with Tendo-Cell® (TC). Five days before (T0) and 6 weeks (T2) and 4 months (T3) after the treatment, patients were clinically and ultrasonographically examined, and the filling of the lesion was scored by 2 independent veterinarians.