Malignant Mesothelioma In Urban Dogs, Conference 7 2017 Case 2 20171018

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Hedgehog coloring pages to print. Mesothelioma is a rare neoplasm arising from the lining cells of the peritoneal pleural and pericardial cavities or the tunica vaginalis of the testis. Ferruginous bodies abnormal both in type and numbers have been discovered in dogs suffering from mesothelioma. Both pleura and pericardium were involved in one dog and the pleura and peritoneum in.

Clinical and postmortem materials from six dogs with a diagnosis of malignant mesothelioma were studied retrospectively. The dogs were urban pets with clinical signs of malignant effusions. 13 spontaneous mesothelioma has been reported in humans as well as in many species of animals including dogs cattle goats horses rats and hamsters 7 but is most common in cattle where it may be congenital.

Two mesotheliomas were pleural one pericardial and one peritoneal. Both pleura and pericardium were involved in one dog and the pleura and. Even though all breeds are susceptible the main breeds affected from this disease are the german shepherd irish setters and the bouvier des flandres with male dogs more apt to get it than female dogs.

Compared to dogs with pleuritis dogs with malignant pleural effusions were significantly older median 85 years vs. Malignant mesothelioma is an uncommon tumor arising mostly from the serosal surface of the pleural or peritoneal cavity. An example is pentachlorophenol used as a herbicide algaecide defoliant wood preservative germicide fungicide and molluscicide which has been shown to cause mesothelioma in rats 4.

A locally invasive nature of malignant mesotheliomas has rarely been reported in dogs while involvement of ribs has not been reported at all. 49 years p 0001 more frequently had ct signs of pleural thickening. In most human patients pleural mesothelioma is a locally advanced tumor and the invasion of the thoracic wall with rib involvement has been reported 2 3.

Malignant mesothelioma in dogs is a rare life long form of malignant cancer affecting the dogs abdomen or chest area through dog exposure to asbestos. The dogs were urban pets with clinical signs of malignant effusions. Thus dogs in urban settings may have a higher risk for the development of mesothelioma3 finally evidence also suggests that exposure to certain chemicals may increase the risk of mesothelioma.

Two mesotheliomas were pleural one pericardial and one peritoneal. 1 lymphoma and 32 dogs with pleuritis 18 pyothorax. As in the case of humans the main cause of this disease is represented by exposure to asbestos.

There were 20 dogs with malignant pleural effusion 13 mesothelioma 6 carcinoma.