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Kinectic analysis of dogs with hip osteoarthritis submitted to extracorporeal shockwave therapy

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Author(s):
Alexandre Navarro Alves de Souza
Total Authors: 1
Document type: Doctoral Thesis
Press: São Paulo.
Institution: Universidade de São Paulo (USP). Faculdade de Medicina Veterinária e Zootecnia (FMVZ/SBD)
Defense date:
Examining board members:
Julia Maria Matera; Stefano Carlo Filippo Hagen; Ayne Murata Hayashi; Sheila Canevese Rahal; Angelica Cecilia Tatarunas
Advisor: Julia Maria Matera
Abstract

The objective of this research was evaluate the extracorporeal shockwave therapy (ESWT) effects in patients with hip osteoarthritis secondary to hip dysplasia. Thirty dogs (Group I) with bilateral hip osteoarthritis were evaluated trough pressure walkway system. They had received unilateral radial shockwaves for treatment in random selection. The treated limb was compared with contra lateral limb during a follow up of 3 months. A comparison with the treated group with eighteen dogs under conservative treatment (Group II) and twenty healthy dogs (Group III) was also performed. Protocol treatment included three sessions of 2000 pulses each in a frequency of 10Hz with a pressure between 2 and 3.4 bar performed weekly using chemical restraint and short general anesthesia. Monthly assessment with kinetic analysis had done it with pressure walkway system. The peak of vertical force (PVF) and vertical impulse (VI) were measured. Group III kinetic analysis mean values were higher than groups I and II. Our results of group I suggest 10.6% of improvement in the treated limb in the PVF and 10.4% in the VI. In this group was also detected an improvement in the symmetry. The group II showed an improvement of 9% of VI only in the left pelvic limb but the symmetry decreased in 11% in this parameter. The kinetic analysis data of group I reached mean values of the treated limb close to healthy dogs of group III but remains slightly lower. These evaluations verified the efficacy of ESWT suggesting benefic quantitative effects in dog\'s locomotion. (AU)

FAPESP's process: 10/15276-3 - Kinetic analysis of dogs with osteoarthritis in hip joint submited to extracorporeal shockwave treatment
Grantee:Alexandre Navarro Alves de Souza
Support Opportunities: Scholarships in Brazil - Doctorate