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Wittmaack MCN, Barros FFPDC, Silva PDES, Matsui A, Sembenelli G, Mariano RSG, Teixeira PPM, Moraes PC. The feasibility and effectiveness of thoracoscopic transdiaphragmatic approach for lung biopsy in rabbits. A randomized study. Acta Cir Bras 2020; 35:e202000501. [PMID: 32638842 PMCID: PMC7341988 DOI: 10.1590/s0102-865020200050000001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2020] [Revised: 03/19/2020] [Accepted: 04/15/2020] [Indexed: 11/22/2022] Open
Abstract
PURPOSE To assess the feasibility of thoracoscopic transdiaphragmatic approach for biopsy of all lung lobes and to determine the optimal intercostal space (ICS) for biopsy of each lung lobe. METHODS Ten rabbits were positioned in dorsal recumbency. Total thoracoscopy lung biopsy was made combined transdiaphragmatic approach and right ICS approaches. A camera port was made in the transdiaphragmatic approach and the instrument port was made of ICS 7 and ICS 9. A pre tied loop ligature was placed to performed a caudal lung lobe biopsy and to simulate biopsies of the others lung lobes. RESULTS Biopsy of the cranial aspect of the right caudal lung lobe was performed at ICS 9. Simulated biopsy of the accessory lung lobe was performed at ICS 9. Simulated lung biopsy of the right cranial and middle lung lobes was performed at ICS 7. The caudal and dorsal aspect of the right caudal lung lobe was not visualized by telescope at transdiaphragmatic approach, and biopsy was not performed. CONCLUSIONS Thoracoscopic transdiaphragmatic approach for lung lobes biopsies was a feasible technique, except for the caudal aspect of the right caudal lung lobe. An ideal intercostal port for biopsy of each right lung lobe was determined.
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Affiliation(s)
- Monica Carolina Nery Wittmaack
- MSc, Fellow PhD degree, Postgraduate Program in Science, Department of Veterinary Surgery, School of Agrarian Sciences and Veterinary Medicine (FCAV), Universidade Estadual Paulista (UNESP), Jaboticabal-SP, Brazil. Conception and design of the study; acquisition, analysis and interpretation of data; technical procedures
| | | | - Paloma do Espírito Santo Silva
- PhD, Veterinary Anesthesia Division, Department of Veterinary Surgery, FCAV, UNESP, Jaboticabal-SP, Brazil. Acquisition of data, technical procedures
| | - Andresa Matsui
- MSc, Department of Preventive Veterinary Medicine and Animal Reproduction, FCAV, UNESP, Jaboticabal-SP, Brazil. Histopathological examinations
| | - Guilherme Sembenelli
- MSc, Fellow PhD degree, Postgraduate Program in Science, Department of Veterinary Surgery, FCAV, UNESP, Jaboticabal-SP, Brazil. Acquisition of data, technical procedures
| | - Renata Sitta Gomes Mariano
- PhD, Department of Preventive Veterinary Medicine and Animal Reproduction, FCAV, UNESP, Jaboticabal-SP, Brazil. Acquisition of data, technical procedures
| | - Pedro Paulo Maia Teixeira
- PhD, Full Professor, Veterinary Surgery Division, Universidade Federal do Pará (UFPA), Belem-PA, Brazil. Conception, design, intellectual and scientific content of the study
| | - Paola Castro Moraes
- PhD, Full Professor, Department of Veterinary Surgery, FCAV, UNESP, Jaboticabal-SP, Brazil. Conception, intellectual and scientific content of the study; critical revision
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Fratini LM, Gomes C, Queiroga L, Santos FR, Fantinatti AP, Pavarini SP, Gerardi DG, Beck CAC. Lung biopsy with guillotine cutting needle and biopsy forceps though transdiaphragmatic thoracoscopy in dogs with pulmonary alterations. PESQUISA VETERINÁRIA BRASILEIRA 2018. [DOI: 10.1590/1678-5150-pvb-5648] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
ABSTRACT: Lung diseases are common in small animal clinical routine. Diagnosis is usually affected due to nonspecific symptoms. Imaging features such as radiography and chest ultrasound are acceptable screening tests, although lung biopsy can provides a precise diagnosis. Thus thoracoscopy provides a minimally invasive diagnostic assessment for chest diseases and offers the benefits such as improved illumination and magnification of the image when compared with thoracotomy. In this study we evaluated the transdiaphragmatic thoracoscopic-assisted techniques of lung biopsy with a the guillotine cutting needle and biopsy forceps, in dogs presenting radiographic suspicion on pulmonary tumors. Fourteen dogs regardless of breed, gender, age and body weight admitted at the Hospital of Veterinary Clinics (HCV) of the Veterinary College (FAVET) of Universidade Federal do Rio Grande do Sul (UFRGS), were assessed. Inclusion criteria were presence of nodules on chest radiography and triage tests without changes that could hinder general anesthesia and surgical approach. The animals were positioned in dorsal recumbence and two thoracoscopic ports were established: the first port for working instruments; the second paraxyphoid port for the telescope. Three samples were collected using each sampling method from each lesion or from tumors macroscopically similar whenever their size was less than one centimeter. The samples were sent for histopathological examination in the Veterinary Pathology Laboratory of FAVET/UFRGS. Surgical time was recorded from first incision to wound closure and surgical complications were reported. The dogs were evaluated for the presence of subcutaneous emphysema, hematoma, seroma, local infection and dehiscence. No conversion to open surgery was necessary during the thoracoscopic procedure in any patient. Thoracoscopic assisted biopsy using guillotine needle and biopsy forceps was a safe and fast technique, without perioperative complications. Both devices provided good quality samples for histopathological analysis of lung abnormalities. However the cutting guillotine needle was more efficient especially in larger pulmonary nodules. The transdiaphragmatic access provided optimal approach for both hemithoraces.
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Clercx C, Fastrès A, Roels E. Idiopathic pulmonary fibrosis in West Highland white terriers: An update. Vet J 2018; 242:53-58. [PMID: 30503545 DOI: 10.1016/j.tvjl.2018.10.007] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2018] [Revised: 10/19/2018] [Accepted: 10/22/2018] [Indexed: 12/17/2022]
Abstract
Canine idiopathic pulmonary fibrosis (CIPF) affects middle-aged to older dogs of a single breed, mainly the West Highland white terrier (WHWT), which is suggestive of a genetic predisposition. CIPF causes exercise intolerance, restrictive dyspnoea and coughing. Coarse crackles are heard on thoracic auscultation. Abnormal blood gas parameters and a shortened '6-min-walking test' distance are common; secondarily induced pulmonary hypertension and/or airway collapse are frequent. These features of CIPF mimic those of idiopathic pulmonary fibrosis (IPF) in humans and therefore identify CIPF as a possible spontaneously arising model for study of human IPF. However, computed tomographic and histopathological findings of CIPF are not identical to those of human IPF. As in human IPF, the aetiology of CIPF is not yet fully elucidated. There are no curative treatments and the prognosis is poor. This paper reviews advances in understanding of the clinical description and natural history of CIPF, the investigation of biomarkers and the exploration of possible aetiologies and mechanistic hypotheses.
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Affiliation(s)
- Cécile Clercx
- Department of Clinical Sciences, FARAH, Faculty of Veterinary Medicine, University of Liège, Liège, Belgium.
| | - Aline Fastrès
- Department of Clinical Sciences, FARAH, Faculty of Veterinary Medicine, University of Liège, Liège, Belgium
| | - Elodie Roels
- Department of Clinical Sciences, FARAH, Faculty of Veterinary Medicine, University of Liège, Liège, Belgium
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Nafe LA, Grobman ME, Masseau I, Reinero CR. Aspiration-related respiratory disorders in dogs. J Am Vet Med Assoc 2018; 253:292-300. [DOI: 10.2460/javma.253.3.292] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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Morita T, Nakamura K, Osuga T, Kobayashi A, Ichii O, Yabuki A, Takiguchi M. Pulmonary hypertension due to unclassified interstitial lung disease in a Pembroke Welsh corgi. J Vet Med Sci 2018; 80:939-944. [PMID: 29681557 PMCID: PMC6021866 DOI: 10.1292/jvms.17-0716] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023] Open
Abstract
A 12 year-old intact male Pembroke Welsh corgi weighing 10.8 kg was presented for
evaluation of a 3-month history of dyspnea, and a 1-week history of exercise intolerance
and anorexia. Severe hypoxemia (PaO2 56 mmHg), diffuse lung alveolar
infiltration, and severe pulmonary hypertension (PH) (tricuspid regurgitation pressure
gradient was 81 mmHg) were identified. A tentative diagnosis of severe PH due to lung
disease or pulmonary thromboembolism was made and treated intensively. After 5 days of
hospitalization, the dog died despite oxygen supplementation and anticoagulant therapy.
This dog was diagnosed as unclassified interstitial lung disease based on
histopathological findings.
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Affiliation(s)
- Tomoya Morita
- Laboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, N18 W9, Sapporo, Hokkaido 060-0818, Japan
| | - Kensuke Nakamura
- Organization for promotion of Tenure Track, University of Miyazaki, 1-1 Gakuenkibanadai-nishi, Miyazaki 889-2192, Japan
| | - Tatsuyuki Osuga
- Laboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, N18 W9, Sapporo, Hokkaido 060-0818, Japan
| | - Atsushi Kobayashi
- Laboratory of Comparative Pathology, Department of Veterinary Clinical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, N18 W9, Sapporo, Hokkaido 060-0818, Japan
| | - Osamu Ichii
- Laboratory of Anatomy, Department of Biomedical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, N18 W9, Sapporo, Hokkaido 060-0818, Japan
| | - Akira Yabuki
- Laboratory of Veterinary Clinical Pathology, Joint Faculty of Veterinary Medicine, Kagoshima University, 1-21-24 Korimoto, Kagoshima 890-0065, Japan
| | - Mitsuyoshi Takiguchi
- Laboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Sciences, Graduate School of Veterinary Medicine, Hokkaido University, N18 W9, Sapporo, Hokkaido 060-0818, Japan
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Pavelski M, Correa Leite N, Pedri E, Guérios SD, De Sousa RS, Rodrigues Froes T, Triches Dornbusch P. Single-aliquot, non-bronchoscopic bronchoalveolar lavage in the diagnosis of metastatic mammary tumours in dogs. J Small Anim Pract 2017; 58:168-173. [PMID: 28267221 DOI: 10.1111/jsap.12609] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2016] [Revised: 08/10/2016] [Accepted: 09/27/2016] [Indexed: 11/26/2022]
Abstract
OBJECTIVE To evaluate the use of bronchoalveolar lavage as an auxiliary tool for the diagnosis of neoplastic lung metastasis from mammary tumours in dogs. METHODS A single-institution prospective observational study including 20 healthy dogs and 30 with mammary tumours. Thoracic radiography and single-aliquot, non-bronchoscopic bronchoalveolar lavage with cytology interpretation was performed in all animals and the results compared between groups. RESULTS Dogs with mammary gland tumours and radiographic evidence of pulmonary metastasis had significantly higher relative neutrophil counts in bronchoalveolar lavage fluid than dogs with tumours without evidence of metastasis. In only one dog, in which thoracic radiographs were normal, were malignant cells identified in bronchoalveolar lavage fluid. CLINICAL SIGNIFICANCE Inflammatory bronchoalveolar lavage fluid in dogs with mammary gland tumours may suggest metastatic disease. Bronchoalveolar lavage does not appear to be sensitive for identifying malignant cells.
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Affiliation(s)
- M Pavelski
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - N Correa Leite
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - E Pedri
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - S D Guérios
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - R S De Sousa
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - T Rodrigues Froes
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
| | - P Triches Dornbusch
- Department of Veterinary Medicine, Federal University of Parana, Curitiba, PR, 80060-000, Brazil
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Bernhard C, Masseau I, Dodam J, Outi H, Krumme S, Bishop K, Graham A, Reinero C. Effects of positive end-expiratory pressure and 30% inspired oxygen on pulmonary mechanics and atelectasis in cats undergoing non-bronchoscopic bronchoalveolar lavage. J Feline Med Surg 2017; 19:665-671. [PMID: 27250742 PMCID: PMC11128820 DOI: 10.1177/1098612x16651471] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Objectives The objective of this study was to determine if modification of inspired oxygen concentration or positive end-expiratory pressure (PEEP) would alter bronchoalveolar lavage (BAL)-induced changes in pulmonary mechanics or atelectasis, as measured using ventilator-acquired pulmonary mechanics and thoracic CT. Methods Six experimentally asthmatic cats underwent anesthesia and non-bronchoscopic BAL, each under four randomized treatment conditions: 100% oxygen, zero PEEP; 30% oxygen, zero PEEP; 100% oxygen, PEEP 2 cmH2O; and 30% oxygen, PEEP 2 cmH2O. Pulse oximetry was used to estimate oxygen saturation (SpO2). Ventilator-acquired pulmonary mechanics and thoracic CT scans were collected prior to BAL and at 1, 5 and 15 mins post-BAL. Results While receiving 100% oxygen, no cat had SpO2 <91%. Some cats receiving 30% oxygen had decreased saturation immediately post-BAL (mean ± SD 70.8 ± 31%), but 6/8 of these had SpO2 >90% by 1 min later. There was a significant increase in airway resistance and a decrease in lung compliance following BAL, but there was no significant difference between treatment groups. Cats receiving no PEEP and 30% oxygen conserved better aeration of the lung parenchyma in BAL-sampled areas than those receiving no PEEP and 100% oxygen. Conclusions and relevance Alterations in pulmonary mechanics or atelectasis may not be reflected by SpO2 following BAL. The use of 30% inspired oxygen concentration failed to show any significant improvement in pulmonary mechanics but did diminish atelectasis. In some cats, it was also associated with desaturation of hemoglobin. The use of PEEP in this study did not show any effect on our outcome parameters. Further studies using higher PEEP (5-10 cmH2O) and intermediate inspired oxygen concentration (40-60%) are warranted to determine if they would confer clinical benefit in cats undergoing diagnostic BAL.
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Affiliation(s)
| | - Isabelle Masseau
- Current address: Department of Clinical Sciences, Faculty of Veterinary Medicine, University of Montréal, Québec, Canada
| | | | | | | | | | | | - Carol Reinero
- Carol Reinero DVM, PhD, DACVIM (Small Animal Internal Medicine), Department of Veterinary Medicine and Surgery, College of Veterinary Medicine, University of Missouri, 900 East Campus Drive, Columbia, MO 65211, USA
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Miranda IC, Granick JL, Armién AG. Histologic and Ultrastructural Findings in Dogs With Chronic Respiratory Disease Suspected of Ciliary Dyskinesia. Vet Pathol 2017; 54:802-812. [PMID: 28494707 DOI: 10.1177/0300985817705170] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Mucociliary clearance is a main defense mechanism of the respiratory tract, which can be inherently impaired in primary ciliary dyskinesia (PCD) or reversibly altered in secondary ciliary dyskinesia (SCD). Limited diagnostic test availability likely leads to misdiagnosis or underdiagnosis of PCD in animals. This study evaluated the light and transmission electron microscopy (TEM) changes in the respiratory mucosa of 15 dogs with chronic respiratory disease suspected of PCD. Necropsy was performed in 1 case and 2 dogs were used as negative controls. PCD was confirmed in 1 dog, which presented with chronic otitis, bronchopneumonia, hydrocephalus and ultrastructural abnormalities in 84% of the assessed cilia, including absence of dynein arms and microtubular changes. The 14 other cases showed only nonspecific alterations, such as ciliary disorientation, compound cilia, ciliary edema, and axoneme bubbles in a minority of the evaluated cilia and were classified as SCD. Ciliary ultrastructural analysis can confirm a diagnosis of PCD if specific abnormalities exist. TEM remains an important investigational tool in veterinary medicine, as no other specific test for PCD in dogs has been standardized yet.
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Affiliation(s)
- Ileana C Miranda
- 1 Department of Epidemiology and Public Health, Veterinary Institute, Federal Rural University of Rio de Janeiro, Seropedica, Rio de Janeiro, Brazil.,2 Ultrastructural Pathology Unit, Veterinary Diagnostic Laboratory, University of Minnesota, Saint Paul, MN, USA
| | - Jennifer L Granick
- 3 Veterinary Clinical Sciences Department, University of Minnesota, Saint Paul, MN, USA
| | - Anibal G Armién
- 2 Ultrastructural Pathology Unit, Veterinary Diagnostic Laboratory, University of Minnesota, Saint Paul, MN, USA
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10
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Rozanski E, Lynch A. Fluid Therapy in Lung Disease. Vet Clin North Am Small Anim Pract 2016; 47:461-470. [PMID: 27914758 DOI: 10.1016/j.cvsm.2016.10.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Fluid therapy is the cornerstone of supportive care in veterinary medicine. In dogs and cats with preexisting confirmed or suspected pulmonary disease, concerns may exist that the fluid therapy may impair gas exchange, either through increases in hydrostatic pressures or extravasation. Colloidal therapy is more likely to magnify lung injury compared with isotonic crystalloids. Radiographic evidence of fluid overload is a late-stage finding, whereas point-of-care ultrasound may provide earlier information that can also be assessed periodically at the patient side. Cases should be evaluated individually, but generally a conservative fluid therapy plan is preferred with close monitoring of its tolerance.
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Affiliation(s)
- Elizabeth Rozanski
- Department of Clinical Sciences, Cummings School of Veterinary Medicine, Tufts University, 55 Willard Street, North Grafton, MA 01536, USA.
| | - Alex Lynch
- Small Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, 2015 Southwest 16th Avenue, Gainesville, FL 32608, USA
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Szatmári V, Teske E, Nikkels PGJ, Griese M, de Jong PA, Grinwis G, Theegarten D, Veraa S, van Steenbeek FG, Drent M, Bonella F. Pulmonary alveolar proteinosis in a cat. BMC Vet Res 2015; 11:302. [PMID: 26646313 PMCID: PMC4673770 DOI: 10.1186/s12917-015-0613-4] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/19/2015] [Accepted: 08/25/2015] [Indexed: 11/15/2022] Open
Abstract
Background Pulmonary alveolar proteinosis is an extremely rare lung disease in animals and humans. It is characterized by the deposition of a large amount of phospholipoproteinaceous material in the alveoli. There are several possible etiologies, both congenital and acquired. Alveolar macrophages play an important role in the clearance of surfactant. This is the first report of pulmonary alveolar proteinosis in the feline species. Case presentation Pulmonary alveolar proteinosis was diagnosed in an 8-month-old cat with chronic tachypnea, failure to thrive and finally respiratory distress. The diagnosis was based on the milky appearance of the bronchoalveolar lavage fluid taken under general anesthesia after bronchoscopy. Because of the worsening respiratory distress and development of anorexia the kitten was euthanized. Histopathology of the lungs showed alveoli and bronchi filled with eosinophilic material. Electron microscopy revealed lamellated intra-alveolar bodies. As the granulocyte-macrophage colony-stimulating factor was elevated in the serum and no autoantibodies against granulocyte-macrophage colony-stimulating factor were detected, a primary hereditary pulmonary alveolar proteinosis was suspected. The underlying cause was thought to be a dysfunction of the receptor of the granulocyte-macrophage colony-stimulating factor, however, a mutation in the genes encoding the alpha and beta chains of this receptor has not been found. Conclusion This is the first description of pulmonary alveolar protienosis in a cat. This kitten is thought to have a primary hereditary pulmonary alveolar proteinosis with a possible defect in the signalling pathway of the receptor of the granulocyte-macrophage colony-stimulating factor. The imaging and pathologic findings are similar to those of humans.
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Affiliation(s)
- Viktor Szatmári
- Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
| | - Erik Teske
- Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
| | - Peter G J Nikkels
- Department of Pathology, University Medical Centre Utrecht, Utrecht, The Netherlands.
| | - Matthias Griese
- Dr von Haunersches Kinderspital, University of Munich, Munich, Germany.
| | - Pim A de Jong
- Department of Radiology, University Medical Centre Utrecht, Utrecht, The Netherlands.
| | - Guy Grinwis
- Department of Pathobiology, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
| | - Dirk Theegarten
- Institute of Pathology and Neuropathology, University Hospital, University of Duisburg-Essen, Essen, Germany.
| | - Stefanie Veraa
- Division of Diagnostic Imaging, Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
| | - Frank G van Steenbeek
- Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
| | - Marjolein Drent
- Interstitial Lung Diseases, Department of Pharmacology and Toxicology, Faculty of Health, Medicine and Life Science, University Maastricht, Maastricht, The Netherlands.
| | - Francesco Bonella
- Interstitial and Rare Lung Disease Unit, Ruhrlandklinik, University Hospital, University of Duisburg-Essen, Essen, Germany.
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Idiopathic Pulmonary Fibrosis in West Highland White Terriers. Vet Clin North Am Small Anim Pract 2014; 44:129-42. [DOI: 10.1016/j.cvsm.2013.08.003] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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Basso PC, Raiser AG, Brun MV, Guizzo Junior N, Feranti JP, Motta AC, Bortolini CE, Muller DC. Biópsia pulmonar incisional por toracoscopia paraxifoide transdiafragmática com dois portais em cães. PESQUISA VETERINÁRIA BRASILEIRA 2010. [DOI: 10.1590/s0100-736x2010000700010] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
As doenças respiratórias observadas na clínica médica de pequenos animais são numerosas, assim como as possibilidades diagnósticas, dentre as quais encontram-se os exames laboratoriais, os estudos radiográficos, os lavados broncoalveolares e as biópsias. Na presente pesquisa avaliaram-se os resultados da toracoscopia paraxifoide transdiafragmática para a realização de biópsia pulmonar em cães, sendo utilizados para tanto, 13 animais clinicamente sadios. Sob anestesia geral, produziu-se pneumotórax no volume de 30ml kg-1 de ar ambiente para cada hemitórax. O acesso foi obtido a partir de dois trocartes, posicionados entre o apêndice xifoide e o arco costal, os quais transfixaram o diafragma. O primeiro portal foi empregado para a passagem do endoscópio e o segundo para a utilização de pinça saca-bocado, empregada na obtenção de biópsia. Em seguida, a pinça foi removida e um dreno torácico foi posicionado através do portal. Durante os procedimentos, aferiram-se as frequências respiratória e cardíaca, a saturação de oxigênio, as pressões arterial média e venosa central e os parâmetros hemogasométricos. Os drenos foram removidos num período de até 48 horas de pós-operatório, verificando-se mínima produção de ar e/ou líquido. Concluiu-se se tratar de uma técnica rápida, segura e sem complicações trans e pós-operatórias, permitindo aquisição de material suficiente para a avaliação histológica do pulmão.
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Guglielmini C, Diana A, Pietra M, Di Tommaso M, Cipone M. Use of the vertebral heart score in coughing dogs with chronic degenerative mitral valve disease. J Vet Med Sci 2009; 71:9-13. [PMID: 19194070 DOI: 10.1292/jvms.71.9] [Citation(s) in RCA: 29] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
The objective of the present study was to evaluate the usefulness of the vertebral heart score (VHS) in coughing dogs with chronic degenerative mitral valve disease (MVD). Survey thoracic radiographs of 90 dogs with a history of cough and clinical and echocardiographic evidence of MVD were evaluated by 2 independent observers. The observers were asked to first determine the origin of the cough as cardiac, non-cardiac or mixed and then to measure the VHS. Agreement regarding diagnosis of the origin of cough was obtained (kappa=0.64) in 69 dogs. Of these 69 dogs, 28 (41%), 32 (46%) and 9 (13%) had a cough of cardiac, non-cardiac and mixed origin, respectively. The dogs with a cough of non-cardiac origin had a significantly lower VHS (mean +/- SD, 11 +/- 0.9) compared with those of dogs with a cough of cardiac or mixed origin (12.8 +/- 1 and 12.9 +/- 0.9, respectively). Receiver operating characteristic curve analysis showed that a VHS < or = 11.4 is fairly accurate for exclusion of a cough of cardiac origin in dogs with MVD. The results indicate that the VHS may be an additional tool for differentiating the origin of cough in dogs with MVD.
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Affiliation(s)
- Carlo Guglielmini
- Department of Veterinary Clinical Sciences, University of Teramo, Viale Crispi 212, Teramo, Italy.
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