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1.
Arq. bras. med. vet. zootec. (Online) ; 75(4): 682-686, July-Aug. 2023. tab, ilus
Artigo em Inglês | VETINDEX | ID: biblio-1447347

Resumo

Hyperostotic bones occur in several families of marine teleosts, however there are few reports on its development in fish from Brazilian waters. The present study identified the occurrence of hyperostosis in specimens of Leatherjacket fish Oligoplites saurus, an important commercial species, using radiographic images. Biometric measurements of four specimens were performed and the affected bones were detected in different levels and regions of the skeleton: Supraoccipital, Pterygiophores, Cleithrum, Hemal Spines and Neural Spines. Bones with hyperostosis represented up to 7% of the weight of the eviscerated fish. The pattern found was consistent with previous reports in the literature for other species of the genus Oligoplites, this being the first report of hyperostosis for O. saurus.


Ossos hiperostóticos ocorrem em diversas famílias de teleósteos marinhos, entretanto poucos relatos sobre seu desenvolvimento são descritos para peixes de águas brasileiras. O presente estudo identificou a ocorrência de hiperostose em espécimes de guaivira Oligoplites saurus, uma importante espécie comercial, por análises de imagens radiográficas. Foram realizadas medidas biométricas de quatro espécimes, e os ossos afetados foram detectados, em diferentes graus e regiões do esqueleto: supraoccipital, pterigióforos, cleitro, espinho hemal e espinho neural. Ossos com hiperostose chegaram a representar até 7% do peso do peixe eviscerado. O padrão encontrado foi consistente com os relatos prévios na literatura para outras espécies do gênero Oligoplites, sendo este o primeiro relato de hiperostose para O. saurus.


Assuntos
Animais , Osso e Ossos/anormalidades , Hiperostose/veterinária , Osteologia , Doenças dos Peixes
2.
Arq. bras. med. vet. zootec. (Online) ; 75(1): 83-88, 2023. tab
Artigo em Inglês | VETINDEX | ID: biblio-1416560

Resumo

Due to the supposed involvement of minerals in cases of ruminant periodontitis, this study aimed to analyze the concentrations of phosphorus (P) in bone, and cobalt (Co), copper (Co), iron (Fe), zinc (Zn) and selenium (Se) in liver of a cohort of sheep affected or not by periodontitis. From an outbreak of the disease in 2011 in Pará state, Brazil, rib and liver samples were obtained from 22 sheep with periodontitis and seven samples from healthy animals. Based on the concentrations of the different minerals in the tissues, we concluded that there was no relationship between periodontal disease in sheep with any mineral deficiency status. In contrast, most of the minerals in the tissues were above or within the recommended concentrations in bone and liver. Within the various aspects which until now have been studied regarding periodontitis in ruminants, the results obtained here corroborate the fact that periodontal disease in sheep is an infectious disease and it is not a consequence of the deficiency or excess of mineral elements in the diet.


Devido ao suposto envolvimento de minerais em casos de periodontite em ruminantes, este trabalho teve como objetivo analisar as concentrações de fósforo (P) nos ossos, além de cobalto (Co), cobre (Co), ferro (Fe), zinco (Zn) e selênio (Se), no fígado de ovelhas afetadas ou não por periodontite. De um surto da doença em 2011, no estado do Pará, Brasil, foram obtidas amostras de costelas e fígado de 22 ovelhas com periodontite e sete amostras de animais saudáveis. Com base nas concentrações dos diferentes minerais nos tecidos, conclui-se que não houve relação entre a doença periodontal em ovinos com qualquer estado de deficiência mineral. A maioria dos minerais estava acima ou dentro das concentrações recomendadas, seja no tecido ósseo, seja no hepático. Entre os diversos aspectos até agora estudados sobre a periodontite em ruminantes, os resultados obtidos corroboram o fato de a doença periodontal em ovinos ser uma doença infecciosa e não decorrente da deficiência ou do excesso de elementos minerais na dieta.


Assuntos
Animais , Periodontite/veterinária , Osso e Ossos/química , Calcificação Fisiológica , Ovinos , Fígado/química
3.
Rev. bras. ciênc. avic ; 24(2): eRBCA-2020-1364, abr. 2022. tab
Artigo em Inglês | VETINDEX | ID: biblio-1364006

Resumo

The effect of different calcium levels and two limestone granulometries on performance, egg quality, biometry of digestive organs and bone characteristics of light laying hens were evaluated. A total of 270 laying hens were used during 112 days, distributed in a completely randomized design in a 3 x 2 factorial scheme, with 3 levels of calcium (3.8, 4.0 and 4.2%) and 2 limestone granulometries (0.222 and 1.922 mm), totaling 6 treatments with 5 repetitions each. The parameters evaluated were: feed intake, egg production, egg weight and mass, feed conversion per mass and per dozen eggs, albumen, yolk and shell percentage, specific gravity of eggs and shell thickness. In addition, the relative weight of the heart, proventricle, gizzard, liver, pancreas, intestine weight and length, and bone characteristics were also evaluated. A significant interaction was observed for tibia mineral matter. Egg production was influenced by the limestone granulometry, presenting greater value in the treatments which contained fine granulometry limestone. Higher calcium levels of 4.0 and 4.2% provide greater specific density of eggs. Biometric variables and bone characteristics were not influenced by the treatments. In conclusion, it is recommended to use fine-grained limestone (0.222 mm) and a 4% calcium level in diets for light commercial hens, as they improve performance and quality of eggs, without interfering in biometrics of digestive organs and bone characteristics.(AU)


Assuntos
Animais , Osso e Ossos , Cálcio , Ingestão de Alimentos , Galinhas/metabolismo , Biometria
4.
Neotrop. ichthyol ; 20(3): e220070, 2022. tab, ilus
Artigo em Inglês | VETINDEX | ID: biblio-1406139

Resumo

An expedition crowdfunded by aquarists to a region of the Brazilian state of Pará drained by the Tapajós and Xingu river basins resulted in the capture of five species of Corydoras from the rio Jamanxim basin, a tributary to the rio Tapajós, of which three could be confirmed as new and described herein. The new species can be promptly diagnosed from their congeners by the combination of features related to color pattern and osteology. Considering the gathered information on color patterns and morphology plus field observations, the new species are considered to compose two distinct Müllerian mimicry rings, with two of them forming a mimetic pair, while the third one forms a pair with a fourth non-identified species captured in the same expedition. An identification key to the species of Corydoras from the rio Tapajós basin is also provided.


Uma expedição com financiamento coletivo por aquaristas a uma região do estado brasileiro do Pará, drenada pelas bacias dos rios Tapajós e Xingu, resultou na captura de cinco espécies de Corydoras da bacia do rio Jamanxim, um tributário do rio Tapajós, das quais três puderam ser confirmadas como novas e descritas aqui. As novas espécies podem ser prontamente diagnosticadas de suas congêneres por uma combinação de características relacionadas a padrão de colorido e osteologia. Considerando a informação reunida sobre padrões de coloração, morfologia e observações de campo, as espécies novas são consideradas como componentes de dois arcos de mimetismo Mülleriano distintos, com duas delas formando um par mimético, enquanto que a terceira forma par com uma quarta espécie, ainda não identificada, capturada na mesma expedição. Uma chave de identificação para as espécies de Corydoras da bacia do rio Tapajós também é fornecida.


Assuntos
Animais , Osso e Ossos/anatomia & histologia , Peixes-Gato/anatomia & histologia , Peixes-Gato/classificação , Bacias Hidrográficas , Brasil
5.
J. venom. anim. toxins incl. trop. dis ; 28: e20210067, 2022. graf
Artigo em Inglês | LILACS, VETINDEX | ID: biblio-1365078

Resumo

Background: Melittin has shown antiproliferative effects on tumor cells. Therefore, it comprises a valuable compound for studies on cancer treatment. To the best of our knowledge, no studies have reported melittin effects on bone metastasis. Herein, we propose an approach based on intrametastatic melittin injection to treat bone metastases in colorectal cancer. Methods: Following the characterization of melittin and antiproliferative tests in vitro, a single dose was injected through intrametastatic route into the mouse bone metastasis model. Following treatment, metastasis growth was evaluated. Results: A single dose of melittin was able to inhibit metastasis growth. Histological analysis showed necrosis and inflammatory processes in melittin-treated metastasis. Except by mild weight loss, no other systemic effects were observed. Conclusion: Our data suggest that melittin might be a promising agent for the future development of treatment strategies aiming to reduce the bone metastasis skeletal-related impact in colorectal cancer patients with bone metastasis.(AU)


Assuntos
Animais , Osso e Ossos , Técnicas In Vitro , Neoplasias Colorretais , Metástase Neoplásica
6.
Acta sci., Anim. sci ; 44: e54800, 2022. tab, graf
Artigo em Inglês | VETINDEX | ID: biblio-1370298

Resumo

This study aimed to investigate direct and indirect correlations of methodologies of bone quality analysis from brown egg layers, at final of the production cycle. Twelve femurs ofDekalb Brown laying hens, euthanized at 85-week-old, were assessed to evaluate breaking strength (BS), Seedor index (SI), mineral matter (MM), calcium (Ca) and phosphorus (P) contents, besides cortical (CorD), medullar (MedD)and epiphysis (EpiD) diameters. Correlations and path analysis were obtained with the aid of SAS®University (p≤0.05). The BS directly represented the bonequality and was compared toother methodologies. Greater linear correlations occurred betweenBS and MM (r = 0.82), MM and Ca (r= 0.72), and BS and Ca (r =0.70). The MM content displayedthe greatest direct effect on the BS (r = 0.53). The Ca content showeda reduced direct effect on the BS (r = 0.18), with indirect effects throughMM content (r = 0.44) and EpiD (r = 0.15), however, presented a great total correlation (r = 0.78). Determination of mineral matter content is the main methodology associated with femur breaking strength from brown egg layers at final of the productive cycle. Because of that, this methodologyis more reliable to determine bone quality.(AU)


Assuntos
Animais , Osso e Ossos/anatomia & histologia , Galinhas/anatomia & histologia , Cálcio
7.
Neotrop. ichthyol ; 20(3): e220040, 2022. tab, ilus
Artigo em Inglês | VETINDEX | ID: biblio-1406130

Resumo

Aspidoras comprises 25 species currently considered as valid, being widely distributed in Brazil, occurring from the upper rio Paraná basin in São Paulo to coastal basins of Ceará. After Nijssen, Isbrücker's review more than 40 years ago, no extensive work regarding the taxonomy of Aspidoras was conducted. Our paper presents a comprehensive taxonomic revision of the genus, based primarily on the extensive material that has been collected since then. Considering the new diagnosis plus the available phylogenetic data, A. pauciradiatus and A. virgulatus are transferred to Corydoras and Scleromystax, respectively. New synonymies are proposed: A. eurycephalus and A. taurus with A. albater; A. menezesi and A. spilotus with A. raimundi; and A. microgalaeus and A. marianae with A. poecilus. Additionally, a new species from the Araguaia and Paraguay river basins is described, which can be distinguished from its congeners by the morphology of its complex vertebra and infraorbital 1. Thereby, the number of valid species within Aspidoras was reduced from 25 to 18. Redescriptions for A. albater, A. belenos, A. depinnai, A. fuscoguttatus, A. lakoi, A. maculosus, A. poecilus, A. psammatides, A. raimundi, and A. velites are provided. An identification key to the species of Aspidoras is also provided.


Aspidoras compreende 25 espécies atualmente consideradas como válidas, sendo amplamente distribuído no Brasil, ocorrendo desde a bacia do alto rio Paraná em São Paulo até as bacias costeiras do Ceará. Após a revisão de Nijssen, Isbrücker há mais de 40 anos, nenhum trabalho extensivo sobre a taxonomia de Aspidoras foi conduzido. Nosso trabalho apresenta uma revisão taxonômica abrangente do gênero, baseada principalmente no extenso material que foi coletado desde então. Considerando a nova diagnose mais os dados filogenéticos disponíveis, A. pauciradiatus e A. virgulatus são transferidas para Corydoras e Scleromystax, respectivamente. Novas sinonímias são propostas: A. eurycephalus e A. taurus com A. albater; A. menezesi e A. spilotus com A. raimundi; e A. microgalaeus e A. marianae com A. poecilus. Adicionalmente, uma espécie nova é descrita das bacias dos rios Araguaia e Paraguai, podendo ser distinguida de suas congêneres pela morfologia da vértebra complexa e infraorbital 1. Assim, o número de espécies válidas em Aspidoras foi reduzido de 25 para 18. Redescrições para A. albater, A. belenos, A. depinnai, A. fuscoguttatus, A. lakoi, A. maculosus, A. poecilus, A. psammatides, A. raimundi e A. velites são fornecidas. Uma chave de identificação para as espécies de Aspidoras também é fornecida.


Assuntos
Animais , Osso e Ossos/anatomia & histologia , Peixes-Gato/anatomia & histologia , Peixes-Gato/classificação
8.
Acta cir. bras ; 37(11): e371101, 2022. tab, ilus, graf
Artigo em Inglês | VETINDEX | ID: biblio-1415444

Resumo

Purpose: To observe the mechanism of prepared Radix Rehmanniainon combined with Radix Astragali in treating osteoporosis. Methods: Osteoporosis rat model was established by bilateral ovariectomy combined with low-calcium diet feeding. Bone mineral density was measured by bone densitometer. Bone metabolism markers in serum were detected by enzyme linked immunosorbent assay (ELISA), bone tissue structure was observed by hematoxylin-eosin staining, and the effect of prepared Radix Rehmanniainon combined with Radix Astragali on PI3K-AKT signaling pathway was investigated by immunohistochemistry and reverse transcription polymerase chain reaction. Results: Compared with the model group, the bone tissue structure and imbalance of bone metabolism were improved, and the bone mineral density was significantly increased in the prepared Radix Rehmanniainon combined with Radix Astragali groups. After intervention with prepared Radix Rehmanniainon combined with Radix Astragali, the positive expression of PIK3CA and Akt1 in rat bone tissue was enhanced, and the expression levels of Akt1 mRNA were significantly increased. Conclusions: Prepared Radix Rehmanniainon combined with Radix Astragali may treat osteoporosis by activating PI3K/AKT pathway.


Assuntos
Animais , Ratos , Osteoporose/terapia , Plantas Medicinais , Osso e Ossos , Astrágalo , Rehmannia
9.
Acta cir. bras ; 36(6): e360606, 2021. tab, graf
Artigo em Inglês | LILACS, VETINDEX | ID: biblio-1278112

Resumo

ABSTRACT Purpose To investigate the applicability of piezosurgery for cervical ventral slot (CVS), comparing it with the conventional technique of using high-speed burs for bone wear. Methods Thirty rabbits (Oryctolagus cuniculus) were divided into two treatment groups (T1 and T2) corresponding to CVS between C3-C4. In T1, the surgery was performed with piezoelectric apparatus, and in T2 with high-speed burs. The evaluated parameters were: duration of each stage of surgery, temperature variations during CVS, visibility of the surgical field, intra and postoperative complications, and anesthetic monitoring. At 14, 28, and 56 postoperative days, five animals from each treatment group were submitted for histopathological study of the surgical site. Results Compared with T2, T1 had more precise bone cut, and better visibility of the operative field, although it required longer total surgical time (p = 0.02) and triggered a greater number of intraoperative complications (p < 0.01), microscopic lesions in the spinal cord (p < 0.05), and transient neurological deficits in the postoperatively (p < 0.05). Conclusions It is necessary to perform surgical planning and have several tips of the piezoelectric instrument available for the safe use of the piezoelectric device in neurosurgery.


Assuntos
Coelhos , Osso e Ossos , Piezocirurgia , Complicações Pós-Operatórias , Instrumentos Cirúrgicos , Complicações Intraoperatórias
10.
Braz. j. vet. pathol ; 14(3): 159-164, 2021. ilus
Artigo em Inglês | VETINDEX | ID: biblio-1469803

Resumo

Manufatura aditiva (AM) é o processo de juntar materiais para criar objetos tridimensionais camada por camada usando uma impressora 3D a partir de um modelo digital. A grande vantagem da Manufatura Aditiva é permitir um design mais livre do que os processos tradicionais. O desenvolvimento de processos de manufatura aditiva tem permitido otimizar a produção do produto customizado através da modelagem da geometria e do conhecimento dos parâmetros morfométricos das estruturas corporais. A impressão 3D revolucionou o campo da Medicina Regenerativa porque, partindo das imagens de tomografia computadorizada (TC) e utilizando materiais tradicionais como plásticos e metais, pode fornecer próteses customizadas para cada paciente, que se adaptam perfeitamente às necessidades do sujeito e atuam como suporte de estruturas. A impressão 3D permite imprimir andaimes porosos tridimensionais com uma forma precisa e composição química adequada para uso médico e veterinário. Alguns desses andaimes são biodegradáveis ​​e parecem ser ideais para engenharia de tecido ósseo. Na verdade, eles são capazes de simular propriedades da matriz extracelular que permitem suporte mecânico, favorecendo as interações mecânicas e fornecendo um modelo para fixação celular e estimulação in vivo da formação do tecido ósseo.


Assuntos
Impressão Tridimensional/normas , Impressão Tridimensional/tendências , Medicina Veterinária , Osso e Ossos/lesões , Próteses e Implantes , Medicina Regenerativa
11.
Acta cir. bras ; 36(10): e361003, 2021. tab, graf
Artigo em Inglês | LILACS, VETINDEX | ID: biblio-1349865

Resumo

ABSTRACT Purpose: To evaluate the low-level laser therapy (LLLT) on the membrane induced by the Masquelet technique in rabbits. Methods: Twelve Norfolk rabbits at approximately 3 months of age were used. A 1-cm segmental defect was induced in both radii, which were filled with polymethylmethacrylate cylinder. LLLT was used postoperatively in the bone defect of one of the forelimbs every 48 hours for 15 days. Six rabbits were euthanatized on third and sixth postoperative weeks. Results: In both forelimbs, radiographs showed new bone growth from radius cut ends on the third postoperative week and more advanced stage on the sixth postoperative week. Ultrasound showed induced membrane one week after the surgery. Histologically, there were no significant differences in the semi-quantitative score of inflammation intensity, total number of blood vessels, bone metaplasia, and collagen. The average thicknesses were 2,050.17 and 1,451.96 μm for control membranes and 2,724.26 and 2,081.03 μm for irradiated membranes, respectively, on third and sixth postoperative weeks. Vascular endothelial growth factor A (VEGF-A) and platelet derived growth factor (PDGF) expression were present in the induced membranes of control and irradiated forelimbs, but there was no significant difference. Conclusions: Based on assessment methods, it was not possible to demonstrate the effect of LLLT on the induced membrane.


Assuntos
Animais , Terapia com Luz de Baixa Intensidade , Fator A de Crescimento do Endotélio Vascular , Coelhos , Osso e Ossos , Colágeno
12.
Rev. bras. zootec ; 50: e20210098, 2021. ilus, tab
Artigo em Inglês | VETINDEX | ID: biblio-1443424

Resumo

The objective of this study was to evaluate the cholecalciferol and 1,25-dihydroxycholecalciferol glycoside supplementation in piglet diet on organ biometry and physicochemical composition, pH of the digestive tract contents, and bone traits. A total of 128 entire male piglets (21 days-old, 6.82±0.38 kg body weight) were distributed in a completely randomized block design with eight replications and four animals per experimental unit. The treatments were composed of a diet 100/0 = 100% of the vitamin D supplemented with cholecalciferol; 50/50 = 50% supplemented with cholecalciferol + 0.25 µg of 1,25(OH)2 D3 glycoside; 25/75 = 25% supplemented with cholecalciferol + 0.375 µg of 1,25(OH)2 D3 glycoside; and 0/100 = 0.50 µg of 1,25(OH)2 D3 glycoside. The results indicated that piglets fed 100/0 showed an increase in spleen weight compared with those fed 0/100 and greater heart dry matter than piglets fed the 50/50 diet. Phosphorus concentration in the spleen was higher in piglets that received 25/75 when compared with those that received the 100/0 and 0/100 diets. Piglets that received the 0/100 diet showed higher pH of the stomach contents, but showed reduced pH of the contents of the jejunum and ileum. The width of the epiphysis and diaphysis was greater when piglets consumed the 50/50 treatment; however, a lower epiphysis height was observed. The use of 1,25(OH)2 D3 glycoside alone in piglet diets does not negatively influence the pH of the gastrointestinal tract and organ physicochemical composition. In addition, the use of diets with 1,25(OH)2 D3 glycoside as a replacement for cholecalciferol reduces spleen weight and promotes improvements in bone development.


Assuntos
Animais , Suínos , Calcitriol , Colecalciferol , Glicosídeos , Osso e Ossos , Trato Gastrointestinal
13.
Braz. J. Vet. Pathol. ; 14(3): 159-164, 2021. ilus
Artigo em Inglês | VETINDEX | ID: vti-33020

Resumo

Manufatura aditiva (AM) é o processo de juntar materiais para criar objetos tridimensionais camada por camada usando uma impressora 3D a partir de um modelo digital. A grande vantagem da Manufatura Aditiva é permitir um design mais livre do que os processos tradicionais. O desenvolvimento de processos de manufatura aditiva tem permitido otimizar a produção do produto customizado através da modelagem da geometria e do conhecimento dos parâmetros morfométricos das estruturas corporais. A impressão 3D revolucionou o campo da Medicina Regenerativa porque, partindo das imagens de tomografia computadorizada (TC) e utilizando materiais tradicionais como plásticos e metais, pode fornecer próteses customizadas para cada paciente, que se adaptam perfeitamente às necessidades do sujeito e atuam como suporte de estruturas. A impressão 3D permite imprimir andaimes porosos tridimensionais com uma forma precisa e composição química adequada para uso médico e veterinário. Alguns desses andaimes são biodegradáveis ​​e parecem ser ideais para engenharia de tecido ósseo. Na verdade, eles são capazes de simular propriedades da matriz extracelular que permitem suporte mecânico, favorecendo as interações mecânicas e fornecendo um modelo para fixação celular e estimulação in vivo da formação do tecido ósseo.(AU)


Assuntos
Impressão Tridimensional/normas , Impressão Tridimensional/tendências , Medicina Veterinária , Osso e Ossos/lesões , Próteses e Implantes , Medicina Regenerativa
14.
Acta sci. vet. (Impr.) ; 49(suppl.1): Pub.637-Jan 4, 2021. ilus
Artigo em Português | VETINDEX | ID: biblio-1458497

Resumo

Background: Mucopolysaccharidoses (MPS) are a group of rare illnesses caused by deficient activity of enzymes requiredfor degradation of glycosaminoglycans (GAGs). Each type of MPS is caused by mutations in one of the genes that encodethe 11 acid hydrolases involved in this degradation process, which are present in the lysosomes. Progressive accumulationof GAGs in the lysosomes result in cellular dysfunction and multisystemic clinical signs, with consequent decrease in quality of life and lifespan of the affected patients. The objective of the present work is to report a case of MPS type I in a dog.Case: A mixed-breed male dog of approximately 2-month-old weighing 2.5 kg was referred to Hospital Veterinário deUberaba with a distended abdomen. At the clinical examination, the patient exhibited a regular nutritional status, pale mucous membranes, 7% dehydration, an arterial pulse rate of 120 beats per minute, a respiratory rate of 40 breaths per minute,and a heart rate of 120 beats per minute. There were increased abdominal volume and tension, and hepatosplenomegaly.The abdominal percussion exam produced a dull tone. Additional findings included muscular atrophy, increased volume inthe metaphyseal areas of the thoracic and pelvic limbs, valgus limb deformity in the thoracic limbs, and instability of thehip joint. Radiographic examination revealed a series of bone alterations such as reduced vertebral bodies, a generalizeddecrease in radiopacity, thin cortical areas in long bones, narrowing of the pelvic canal, and marked deformation and irregularities in acetabular and epiphyseal (both proximal and distal) areas of the femurs and tibias. Ankylosis of the tibiotarsal andtarsometatarsal joints was also observed. There was also loss of trabecular structure and irregularities on the surfaces of allepiphyses of the bones, epiphyseal lines markedly open, and bones that were...


Assuntos
Masculino , Animais , Cães , Cães , Mucopolissacaridose I/veterinária , Leucocitose/veterinária , Osso e Ossos/anormalidades , Radiografia/veterinária
15.
Acta sci. vet. (Online) ; 49(suppl.1): Pub. 637, 6 maio 2021. ilus
Artigo em Português | VETINDEX | ID: vti-32381

Resumo

Background: Mucopolysaccharidoses (MPS) are a group of rare illnesses caused by deficient activity of enzymes requiredfor degradation of glycosaminoglycans (GAGs). Each type of MPS is caused by mutations in one of the genes that encodethe 11 acid hydrolases involved in this degradation process, which are present in the lysosomes. Progressive accumulationof GAGs in the lysosomes result in cellular dysfunction and multisystemic clinical signs, with consequent decrease in quality of life and lifespan of the affected patients. The objective of the present work is to report a case of MPS type I in a dog.Case: A mixed-breed male dog of approximately 2-month-old weighing 2.5 kg was referred to Hospital Veterinário deUberaba with a distended abdomen. At the clinical examination, the patient exhibited a regular nutritional status, pale mucous membranes, 7% dehydration, an arterial pulse rate of 120 beats per minute, a respiratory rate of 40 breaths per minute,and a heart rate of 120 beats per minute. There were increased abdominal volume and tension, and hepatosplenomegaly.The abdominal percussion exam produced a dull tone. Additional findings included muscular atrophy, increased volume inthe metaphyseal areas of the thoracic and pelvic limbs, valgus limb deformity in the thoracic limbs, and instability of thehip joint. Radiographic examination revealed a series of bone alterations such as reduced vertebral bodies, a generalizeddecrease in radiopacity, thin cortical areas in long bones, narrowing of the pelvic canal, and marked deformation and irregularities in acetabular and epiphyseal (both proximal and distal) areas of the femurs and tibias. Ankylosis of the tibiotarsal andtarsometatarsal joints was also observed. There was also loss of trabecular structure and irregularities on the surfaces of allepiphyses of the bones, epiphyseal lines markedly open, and bones that were...(AU)


Assuntos
Animais , Masculino , Cães , Cães , Mucopolissacaridose I/veterinária , Leucocitose/veterinária , Radiografia/veterinária , Osso e Ossos/anormalidades
16.
Iheringia. Sér. Zool. ; 111: e2021025, 2021. ilus, mapas, tab
Artigo em Inglês | VETINDEX | ID: vti-31220

Resumo

A new species of Bumba Pérez-Miles, Bonaldo & Miglio, 2014 is described and illustrated. This species comprises the first record of the genus for Bolivia. Bumba paunaka sp. nov. differs from the other species in the genus in the black longitudinal band on abdomen, in the long and slender embolus of the palpal bulb and in the thin and long subapical spine of the retrolateral branch of tibial apophysis. Females additionally differ in the spermathecal morphology. Finally, a distribution map for all known species of Bumba is presented.(AU)


Assuntos
Animais , Aranhas/classificação , Osso e Ossos , Aranhas/anatomia & histologia
17.
Pap. avulsos Zool. ; 61: e20216175, 2021. mapas, ilus, tab
Artigo em Inglês | VETINDEX | ID: vti-31798

Resumo

Titanosaurs are one of the most common dinosaurs found in Cretaceous outcrops, especially in Brazil. In this article we describe a proximal portion of an ulna (Paleo-UFG/V-0039) which was found isolated Paleo-UFG/V-0039 comes from a sandstone outcrop, with fine to medium granulation, of the Marília Formation (Bauru Group) that appears irregularly in the municipality of Gurinhatã, state of Minas Gerais, Brazil. The occurrence described here is the first dinosaur osteological remains documented in this municipality. Although incomplete, Paleo-UFG/V-0039 could be identified as an indeterminate lithostrotian titanosaur whose morphology is similar to some appendicular elements of European species than South American ones. However, the incompleteness of the specimen has difficult complex interpretations. Finally, Paleo-UFG/V-0039 highlights the importance of the Gurinhatã outcrops and other sites in this region for future discoveries.(AU)


Assuntos
Animais , Dinossauros/classificação , Dinossauros/anatomia & histologia , Osso e Ossos , Fósseis
18.
Iheringia, Sér. zool ; 111: e2021025, 2021. ilus, map, tab
Artigo em Inglês | VETINDEX | ID: biblio-1483429

Resumo

A new species of Bumba Pérez-Miles, Bonaldo & Miglio, 2014 is described and illustrated. This species comprises the first record of the genus for Bolivia. Bumba paunaka sp. nov. differs from the other species in the genus in the black longitudinal band on abdomen, in the long and slender embolus of the palpal bulb and in the thin and long subapical spine of the retrolateral branch of tibial apophysis. Females additionally differ in the spermathecal morphology. Finally, a distribution map for all known species of Bumba is presented.


Assuntos
Animais , Aranhas/anatomia & histologia , Aranhas/classificação , Osso e Ossos
19.
Arq. bras. med. vet. zootec. (Online) ; 72(2): 317-322, Mar./Apr. 2020. ilus
Artigo em Inglês | LILACS, VETINDEX | ID: biblio-1128169

Resumo

A 10-year-old male mixed-breed dog was admitted for recurrent signs of urinary tract infection (UTI). Urinary bladder ultrasonography revealed decreased thickness of its wall with floating hyperopic particles within its lumen. Ultrasonography revealed a structure invading the dorsal wall of the penile urethral lumen, located in a segment distal to the bladder. Radiographies showed bone resorption with proliferation at the caudal aspect of the penile bone, stricture of the final aspect of the penile urethra, and no radiopaque images compatible with a urethrolith. Computed tomography showed bone proliferation causing stricture of the urethral lumen at two different sites. Presumptive diagnosis of penile neoplasia was considered more likely and the dog underwent penectomy along with orchiectomy and scrotal urethrostomy. Enterobacter spp. was cultured from the urine sample and antibiotic sensitivity tests revealed that the bacterium was susceptible to amikacin, imipenem, and meropenem. Histopathology revealed severe suppurative urethritis, bone resorption, and hyperostosis, suggestive of osteomyelitis of the penile bone. Neoplastic cells were not observed at any part of the examined tissue. The findings in the present case suggest that osteomyelitis of the penile bone should be included in differential diagnosis for partial and complete urethral obstruction in dogs with recurrent UTI.(AU)


Um cão mestiço, com 10 anos, foi admitido por sinais recorrentes de infecção do trato urinário (ITU). A ultrassonografia da bexiga urinária revelou diminuição da espessura de sua parede com partículas flutuantes dentro de seu lúmen. A ultrassonografia demonstrou estrutura invadindo a parede dorsal do lúmen da uretra peniana, localizada em segmento distal à bexiga. Radiografias evidenciaram reabsorção óssea com proliferação no aspecto caudal do osso peniano, estenose do aspecto final da uretra peniana e ausência de imagens radiopacas compatíveis com uretrólito. Pela tomografia computadorizada, observou-se proliferação óssea causando estreitamento da luz uretral em dois locais diferentes. Diagnóstico presuntivo de neoplasia peniana foi considerado mais provável e o cão foi submetido à penectomia, juntamente com orquiectomia e uretrostomia escrotal. Enterobacter spp. foi cultivada da amostra de urina e testes de sensibilidade revelaram susceptibilidade ao amicacina, imipenem e ao meropenem. A histopatologia revelou uretrite supurativa grave, reabsorção óssea e hiperostose compatível com osteomielite do osso peniano. Células neoplásicas não foram observadas em nenhuma parte do tecido examinado. Os achados do presente caso sugerem que a osteomielite do osso peniano deve ser incluída no diagnóstico diferencial de obstrução uretral parcial e completa em cães com ITU recorrente.(AU)


Assuntos
Animais , Masculino , Cães , Osteomielite/veterinária , Pênis , Uretrite/veterinária , Infecções Urinárias/veterinária , Enterobacter , Osso e Ossos , Reabsorção Óssea , Tomografia Computadorizada por Raios X
20.
Arq. bras. med. vet. zootec. (Online) ; 72(2): 317-322, Mar./Apr. 2020. ilus
Artigo em Inglês | VETINDEX | ID: vti-29646

Resumo

A 10-year-old male mixed-breed dog was admitted for recurrent signs of urinary tract infection (UTI). Urinary bladder ultrasonography revealed decreased thickness of its wall with floating hyperopic particles within its lumen. Ultrasonography revealed a structure invading the dorsal wall of the penile urethral lumen, located in a segment distal to the bladder. Radiographies showed bone resorption with proliferation at the caudal aspect of the penile bone, stricture of the final aspect of the penile urethra, and no radiopaque images compatible with a urethrolith. Computed tomography showed bone proliferation causing stricture of the urethral lumen at two different sites. Presumptive diagnosis of penile neoplasia was considered more likely and the dog underwent penectomy along with orchiectomy and scrotal urethrostomy. Enterobacter spp. was cultured from the urine sample and antibiotic sensitivity tests revealed that the bacterium was susceptible to amikacin, imipenem, and meropenem. Histopathology revealed severe suppurative urethritis, bone resorption, and hyperostosis, suggestive of osteomyelitis of the penile bone. Neoplastic cells were not observed at any part of the examined tissue. The findings in the present case suggest that osteomyelitis of the penile bone should be included in differential diagnosis for partial and complete urethral obstruction in dogs with recurrent UTI.(AU)


Um cão mestiço, com 10 anos, foi admitido por sinais recorrentes de infecção do trato urinário (ITU). A ultrassonografia da bexiga urinária revelou diminuição da espessura de sua parede com partículas flutuantes dentro de seu lúmen. A ultrassonografia demonstrou estrutura invadindo a parede dorsal do lúmen da uretra peniana, localizada em segmento distal à bexiga. Radiografias evidenciaram reabsorção óssea com proliferação no aspecto caudal do osso peniano, estenose do aspecto final da uretra peniana e ausência de imagens radiopacas compatíveis com uretrólito. Pela tomografia computadorizada, observou-se proliferação óssea causando estreitamento da luz uretral em dois locais diferentes. Diagnóstico presuntivo de neoplasia peniana foi considerado mais provável e o cão foi submetido à penectomia, juntamente com orquiectomia e uretrostomia escrotal. Enterobacter spp. foi cultivada da amostra de urina e testes de sensibilidade revelaram susceptibilidade ao amicacina, imipenem e ao meropenem. A histopatologia revelou uretrite supurativa grave, reabsorção óssea e hiperostose compatível com osteomielite do osso peniano. Células neoplásicas não foram observadas em nenhuma parte do tecido examinado. Os achados do presente caso sugerem que a osteomielite do osso peniano deve ser incluída no diagnóstico diferencial de obstrução uretral parcial e completa em cães com ITU recorrente.(AU)


Assuntos
Animais , Masculino , Cães , Osteomielite/veterinária , Pênis , Uretrite/veterinária , Infecções Urinárias/veterinária , Enterobacter , Osso e Ossos , Reabsorção Óssea , Tomografia Computadorizada por Raios X
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