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Occurrence of Leptospira spp. and factors associated with the infection in horses from a military contingent in the Rio Grande do Sul State, Brazil
2021
Mariane Pacheco Bastiani | Luciane Teresinha Lovato | Ana Eucares von Laer | Luciana Pötter | Rogério Oliveira Rodrigues | Bianca Costabile de Souza | Geder Paulo Herrmann | Luis Antonio Sangioni | Sonia de Avila Botton
The seroprevalence of Leptospira spp. and infection risk factors were investigated in horses from a military contingent in the Rio Grande do Sul State, Brazil. A total of 446 horses were evaluated and categorized into 309 mares, 11 stallions, and 126 horses with an average age of three years. To determine seroprevalence, serum samples from all horses were submitted to the microscopic agglutination test against 12 serovars belonging to nine serogroups, usually circulating in equine populations. To investigate the possible risk factors of infection by Leptospira spp., questionnaires were applied in that military unit. The seroprevalence in the horses with an average age of 3 years, mares, and stallions were 57.94% (73/126), 54.05% (165/309), and 45.45% (5/11), respectively. The main risk factors identified were contact with different water sources, the presence of rodents, and contact with wild and domestic animals. The high seroprevalence of anti‑Leptospira spp. antibodies may be associated with the presence of these risk factors. Therefore, the exposure of horses to possible reservoirs of Leptospira spp. should be minimized. Also, the immunoprophylaxis protocol should be reviewed and a shorter interval between vaccinations adopted to control leptospirosis in this herd.
Mostrar más [+] Menos [-]Proximal interphalangeal joint arthrodesis in horses: concepts, indications, and techniques
2021
Anderson Fernando Souza | André Luis do Valle Zoppa
Surgical arthrodesis is effective for treating proximal interphalangeal joint (PIJ) injuries in horses. Despite several techniques described so far, the use of a 3-hole, 4.5mm-locking compression plate, associated with two 5.5-mm transarticular cortex screws, is currently considered the “gold standard.” This review describes the anatomy of the pastern, as well as causes, indications, and possibilities for arthrodesis in the equine PIJ. A description of the current surgical technique for joint fixation is also presented.
Mostrar más [+] Menos [-]Myofascial Pain Syndrome, Myofascial Trigger Points and Trigger Points in Veterinary Medicine: A Review
2020
Nadia Yuri Shimosaka Sato | Bárbara Buff Blumer Bastos | Marco Aurélio Amador Pereira | Karina D’Angelo Campos | Aline Magalhaes Ambrósio | Maira Rezende Formenton | Denise Tabacchi Fantoni
Myofascial Pain Syndrome (MPS) a is a painful condition related to myofascial trigger points (TP) in skeletal muscle. The aim of this study was to perform a literature review on the etiology, pathophysiology, diagnosis and treatment of MPS in veterinary medicine. The research sites used for this purpose were: Scientific Electronic Library, PubMed and Medline. The inclusion criteria for the papers were: must be written in English; published between 1990 and 2018; include the following keywords: myofascial pain syndrome veterinary/dog/canine/cat/feline/horse/equine, trigger points veterinary/dog/canine/cat/feline/horse/equine. Through the review, it was observed that veterinary clinical studies are scarce, and the articles found lack information such as MPS description, incidence and specific treatment techniques in dogs and horses, and no studies in cats were found.
Mostrar más [+] Menos [-]Economic feasibility of hay enriched extruded production as a complete diet for equine
2016
Kátia Feltre | Mayara Angela Faga Palagi | Augusto Hauber Gameiro | Henry Wajnsztejn | Alexandre Augusto de Oliveira Gobesso
The present study aimed to evaluate the economic feasibility of production and commercialization project of Hay Enriched Extruded (HEE) as a complete diet for horses. The study was based on survey data and quotation activities involving price from the land preparation (repair, planting and fertilization) to the processing of the product at the factory (extrusion) and marketing. Transportation costs and taxes were also considered. Discounted Cash Flow (30 years) was used to calculate the profitability indicator and the Profit and Loss Statement (PLS). Calculations were developed using Microsoft Office Excel® spreadsheets. Three production scenarios were simulated with different consumer prices: Scenario 1 - equivalent to the complete diet, where the ingredients are supplied together, but purchased separately; Scenario 2 - Considering a value 10% higher than the complete diet; Scenario 3 - Considering a value 20% higher than the complete diet. We observed that the project was economically viable in the three suggested scenarios with positive Net Present Value, Internal Rate of Return greater than 9.4% and payback of 11 to 2 years. The results enable us to conclude that the product may be a promising investment for both product quality and ease of use as the rapid return on invested capital.
Mostrar más [+] Menos [-]Association of intraperitoneal ceftriaxone, intravenous gentamicin and oral metronidazole in the treatment of an abdominal abscess and peritonitis in a horse
2020
Juliana de Moura Alonso | Alice Ribeiro Ávila | Emanuel Vitor Pereira Apolonio | Bruna dos Santos | Ana Liz Garcia Alves | Marcos Jun Watanabe | Celso Antonio Rodrigues | Carlos Alberto Hussni
Medical management of abdominal abscesses in horses requires prolonged antibiotic therapy and presents varied success rates. A 6-year-old male horse with a history of colic and multiple abdominal punctures to relieve gas was attended. At admission, tachycardia, tachypnea, hyperthermia, mucosal congestion, dehydration, and rigid gait were observed. The association of physical examination, laboratory and ultrasonographic findings allowed the diagnoses of peritonitis and abdominal abscess. Supporting treatment plus broad spectrum antibiotic therapy was performed: daily intraperitoneal ceftriaxone (25 mg/kg, 7 days); daily intravenous gentamicin (6.6 mg/kg, 7 days); per os metronidazole three times a day (15 mg/kg 12 days), followed by the same dose twice a day (15 mg/kg 33 days), totaling 45 days of treatment. Plasma fibrinogen and ultrasonographic examination were the most effective tools to evaluate abscess evolution. There was normalization of the physical examination 24 h after beginning the treatment, consecutive regression of the nucleated cell count in the peritoneal fluid, and regression of plasma fibrinogen and size of the abscess. On the 10th treatment day, the animal was discharged from the hospital, maintaining oral therapy with metronidazole every 12 h (15 mg / kg). When the animal returned on the 30th day, an abscess size regression was observed. However, there was no resolution, and therapy with metronidazole was maintained. On the 45th day of treatment, a new hospital evaluation was performed, where the abscess resolved, and metronidazole was suspended. It is highlighted that the therapeutic association used in the treatment of abdominal infection and abscess resulted in a rapid clinical response
Mostrar más [+] Menos [-]On the origin and number of arterial branches that reach the thymus, in equine foetus
1991
Machado, G.V. | Peduti Neto, J. | Silva, F.O.C. | Neves, M.T.D. das
Skeletopy of the arterial branches reaching the Pars toracica of thymus, in crossbred equine foetus
1991
Machado, G.V. | Peduti Neto, J. | Santos, A.L.Q. | Neves, M.T.D. das
Seroconversion in horses vaccinated with inactivated equine influenza vaccines
1991
Mancini, D.A.P. | Geraldes, E.A. | Pinto, J.R.