16 research outputs found

    Follicular cystitis in a dog: First case report described in Brazil

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    ABSTRACT A 2-year-old English bulldog presented history of recurrent lower urinary tract disease, refractory to treatment. The Complete Blood Count revealed lymphopenia, hyperproteinemia, and hyperglobulinemia, while urinalysis indicated leukocyturia and bacteriuria. On the abdominal ultrasound, the bladder had a focal wall thickening in its cranial portion, as well as irregular echogenicity and internal margins. A bladder surgical biopsy was performed, indicating the presence of follicular cystitis. Clinical signs disappeared after treatment with a combination of amoxicillin and clavulanic acid, NSAIDs, supplementation with cranberry extract associated with cat's claw (Uncaria tomentosa). Clinical follow-up 12 months after surgery showed remission at all clinical signs. Follicular cystitis in dogs was reported only once worldwide, this case report is the first in Brazil; thus, it may be considered in the differential diagnosis for patients with refractory and recurrent lower urinary tract disease

    Composição química de diferentes fontes de fósforo e deposição de metais pesados em tecidos de suínos Chemical composition of different phosphorus sources and heavy metal deposition in tissues of swines

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    Foram utilizados 112 leitões com peso inicial de 28,68kg, distribuídos em blocos ao acaso, em esquema fatorial 8&times;2 (oito tratamentos x dois sexos), sete repetições e dois animais por baia. As dietas foram formuladas com base no fósforo total, sendo estas à base de milho e de farelo de soja. O fósforo foi suplementado utilizando-se os fosfatos: bicálcico (FBC); monobicálcico (MBC); supertriplo (ST); supersimples (SS); rocha Catalão (ROCHA); mistura de fontes (MIST) e ácido fosfórico (AcF); e dieta-controle, sem o fósforo suplementar (CONT). Avaliou-se previamente a composição química de amostras de fontes de fósforo disponíveis no mercado. Os fosfatos MBC, FBC e AcF apresentaram baixo nível de contaminação por metais pesados. Observou-se variação no teor de metais pesados entre as marcas comerciais de supertriplo. O consumo do fosfato resultou em acúmulo de cobre nos músculos. A dieta-controle provocou acúmulo de chumbo e zinco no fígado, e a mistura de fontes e supertriplo ocasionou acúmulo de cádmio no fígado. A utilização de fontes alternativas de fósforo menos elaboradas influenciou a deposição de minerais no fígado e nos músculos dos suínos.<br>One hundred twelve pigs averaging weight of 28.68kg, were allotted to a completely randomized blocks with seven replicates of two animals per box. The treatments consisted in factorial 8&times;2 (eight phosphorus sources x two sexes). The experimental diets were formulated based on corn and soybean meal and the phosphorus was supplemented through phosphate dicalcium (FBC), monodicalcium (MBC), triple superphosphate (ST), simple superphosphate (SS), Catalão rock (ROCHA), mixture of sources (MIST), and phosphoric acid (AcF) in addition to a control diet without supplemental phosphous (CONT). Samples of phosphorus sources available in the market were evaluated for particle size and chemical composition. The MBC, FBC and AcF showed a low level of heavy metal contamination, but a variation in the heavy metal composition for ST was observed. Swines fed on CONT diet showed lead and zinc accumulation in the liver. Swines fed on triple superphosphate and mixture of sources diets showed cadmium accumulation in the liver. Swine fed on ST diet showed copper accumulation in the muscles. Swine diets formulated with alternative and less elaborated sources of phosphorus caused liver and muscles deposition of minerals

    Levels of available phosphorus and calcium for broilers from 8 to 35 days of age fed rations containing phytase Níveis de fósforo disponível e de cálcio para frangos de corte de 8 a 35 dias de idade alimentados com rações contendo fitase

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    Two experiments using Cobb broiler chicks from 8 to 35 days of age were carried out to evaluate the effect of reducing levels of calcium and available phosphorus in diets supplemented with 500 ftu phytase/kg on the performance of the birds, the content of ashes in the tibia, the metabolizable energy of the diet, and the metabolizability of the dry matter and crude protein. It was used 1,404 broiler chicks in the experiment 1 to evaluate feed intake, weight gain, food conversion and percentage of the ashes in the tibia. In the experiment 2, simultaneously carried out with experiment 1, a total of 390 birds were transferred to a metabolism room to determine the metabolizable energy and metabolizability of the dry matter and crude protein. It was used in the two experiments, a complete random design in a 3 × 4 + 1 factorial scheme with three levels of available phosphorus (0.375; 0.325; and 0.275%) and four levels of calcium (0.85; 0.75; 0.65 and 0.55%) in the diets, supplemented with phytase. It was also used a control diet without phytase, based on corn and soybean bran, formulated with 0.425% of available phosphorus and 0.85% of calcium. In the experiment 1, the reduction of levels of calcium and phosphorus did not cause a significant difference on the performance and percentage of bone ashes. The levels of calcium and available phosphorus used in the experiment 2 can be reduced down to 0.65 and 0.325%, respectively, because the effects are similar to those obtained with the currently suggested levels.<br>Dois experimentos com pintos de corte da linhagem Cobb no período de 8 a 35 dias de idade foram realizados para avaliar o efeito da redução dos níveis de cálcio e fósforo disponível (Pdisp) em rações suplementadas com 500 ftu de fitase/kg sobre o desempenho das aves, o teor de cinzas na tíbia, a energia metabolizável (EMAn) da dieta e a metabolizabilidade da matéria seca (MS) e da proteína bruta (PB). No experimento 1, foram utilizados 1.404 pintos de corte para avaliação do consumo de ração, do ganho de peso, da conversão alimentar e da porcentagem de cinzas na tíbia. No experimento 2, conduzido simultaneamente ao primeiro, um total de 390 aves foram transferidas para uma sala de metabolismo para determinação da EMAn e da metabolizabilidade da MS e PB. Nos dois experimentos, utilizou-se delineamento inteiramente casualizado, em esquema fatorial 3 × 4 + 1, com três níveis de fósforo disponível (0,375; 0,325 e 0,275%) e quatro níveis de cálcio (0,85; 0,75; 0,65 e 0,55%) nas dietas, suplementadas com fitase. Também foi usada uma dieta controle sem fitase, à base de milho e farelo de soja, formulada com 0,425% de fósforo disponível e 0,85% de cálcio. No experimento 1, a redução dos níveis de cálcio e fósforo não ocasionou diferença significativa no desempenho e na porcentagem de cinzas ósseas. Os níveis de cálcio e fósforo disponível utilizados no experimento 2 podem ser reduzidos em até 0,65 e 0,325%, respectivamente, pois os efeitos são semelhantes aos obtidos com os níveis atualmente recomendados
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