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International Journal of Morphology

versión On-line ISSN 0717-9502


ROQUE RODRIGUEZ, Anita; OCHOA AMAYA, Julieta  y  NARVAEZ CANCIMANSI, July. Sinunasal Mesenchymal Chondrosarcoma Grade 3 and Mammary Gland Carcinosarcoma of Canine: Clinical and Histopathology Study. Int. J. Morphol. [online]. 2008, vol.26, n.4, pp.861-875. ISSN 0717-9502.

To the Veterinary Clinic of the Universidad de los Llanos, come a 9 years oíd Chow Chow female canine, whose consultation reason was a bilateral epistaxis occurred 4 months ago, sudden loss of the visión and a mass in the nasal región of 2cm of diameter approximately, according to the report of the owner, the mass showed up 1 month the day of the consultation. To the clinical exam they were the following abnormal discoveries. Hirsute hair, opaque, presented a subdermic mass approximately in the nasal región superior of 2 cm. diameter that grew to 5 cm. diameter after 1 month of the consultation, located in the nasal región superior and zigomatic región, of hard consistency, the animal had dysnea, bilateral mydriasis, the bilateral corneal reflection was negative, increase of the infraocular pressure of the right eye, the realized test of obstacles in the clinic was negative, that which showed us a blindness. Besides a complete clinical exploration and taking of the advantages of the cytology, she was carried out an aspired with fine needle of different áreas of the masses so much neoplastic of the nose and of the región of the mammary gland, being obtained two types of samples. The cytology was evaluated to define origin of the tumors of the process. She was carried out biopsy for incisión of the sinunosal región being diagnosed wicked tumor mesenchymal Chondrosarcoma sinunasal that commits bone. After having carried out the autopsy they took samples for histopathology. Being diagnosed mesenchymal chondrosarcoma sinunasal grade 3, with metástasis to lung, and a carcinosarcoma of mammary gland.

Palabras clave : Canine; Chondrosarcoma sinunasal; Carcinosarcoma of mammary gland.

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