Author: T. Nagendra Reddy and P. Amaravathi
A 13 years old, male, mongrel dog was presented with a history of swelling on the left frontal aspect of the head and above the orbital region of the eye. Since 12 days the mass was increasing day by day and lead to pressing of eye ball. On clinical examination, the mass was felt hard and pain less. Biopsy was done using 22 gauze fine needle and made smears for cytological examination. The smears were stained with routine Giemsa stain. On microscopy, the fine needle aspiration cytology (FNAC) stained smears were revealed pleomorphic fibrocytes with prominent nucleoli. Based on above findings the swollen mass was diagnosed as fibrosarcoma. Most of the fibrosarcoma cases are come to the clinic in last stage of cancerous growth. Prognosis of the fibrosarcoma cases were poor even after starting treatment protocols. The response to treatment will be poor in old aged dogs and local recurrence is common. FNAC method can detect early stages of fibrosarcoma. It requires dog owner attention to
Fibrosarcoma, Fine needle aspiration cytology (FNAC), Fibrocytes, Giemsa stain, Biopsy.
The Fine-needle aspiration cytology (FNAC) is commonly used as a diagnostic procedure to evaluate superficial and deep masses in animals. Most of the fibrosarcoma cases are from middle and old aged dogs come to clinic in last stage of cancerous growth. Prognosis of the fibrosarcoma cases were poor even after starting treatment protocols and local recurrence is common. FNAC method can detect and differentiate early stages of fibrosarcoma from abscess and hematoma. The study concluded that FNAC is most reliable and rapid diagnostic tool for detection of cancerous masses in animals.
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Reddy, T.N. and Amaravathi, P. (2021). Rapid Diagnosis of Fibrosarcoma in a Dog by using Fine Needle Aspiration Cytology (FNAC). Biological Forum – An International Journal, 13(3): 174-176.