科研之友
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摘要
to the veterinary clinic of the universidad de los llanos, come a 9 years o赤d chow chow female canine, whose consultation reason was a bilateral epistaxis occurred 4 months ago, sudden loss of the visi車n and a mass in the nasal regi車n 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 regi車n superior of 2 cm. diameter that grew to 5 cm. diameter after 1 month of the consultation, located in the nasal regi車n superior and zigomatic regi車n, 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 芍reas of the masses so much neoplastic of the nose and of the regi車n 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 incisi車n of the sinunosal regi車n 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 met芍stasis to lung, and a carcinosarcoma of mammary gland.
