Nasal Cancer

Common info

Most of the nasal tumors found in dogs and cats are malignant (cancer), and common types of them are carcinomas, followed by sarcomas. In cats, squamous cell carcinoma in the nasal cavity and carcinoma in lymph node epithelial cells are more encountered. The typical symptoms of nasal cancer include nosebleeds, loss of appetite, seizure and misshapen nose, etc.

History

Although the cause of nasal cancer is not known, it may be a result of abnormal cell growth in the nasal cavity, lymph node, bones, and other cells. Apart from these, nasal cancer can also be affected by other factors, such as age, gender, living environment, being in contact with certain kinds of chemical substances or toxins, and regular infections resulting in chronic disease, etc.

Description

The nasal cavity is a big air-filled space above and behind the nose. It consists of the air-filled fossae connecting to the nasal cavity. Commonly, the types of cancer found in this area are carcinomas and sarcomas. The carcinomas, including adenocarcinoma and squamous cell carcinoma, the subtypes can develop in nasal epithelial cells. In a part of sarcomas cancer, it regularly appears in both the nose connective tissue and the cartilage in the nasal cavity.

Symptoms

Loss of appetite
Excessing sneezing
Excessive tears
Abnormal bulge of the eyes
Nosebleeds
Misshapen nose
Bad breath
Seizure

The common symptoms of nasal cancer in dogs and cats include nosebleeds, excessive tears, excessing sneezing, bad breath, loss of appetite, seizure, abnormal bulge of the eyes, and misshapen nose.

Treatment and Prevention

A surgery may be performed with radiotherapy and chemotherapy when the affected nasal cavity will be removed. In some cases, based on the veterinarian’s consideration, a radiotherapy or chemotherapy alone may be good enough, with no surgery required.

Petcureoncology | Nasal Cancer in Dogs
Wagwalking | Nose and Sinus Cancer in Cats
Wagwalking | Nose Cancer in Dogs
Petmd | Nose and Sinus cancer (Squamous Cell Carcinoma) in Dogs
Cohn, L. A. 2014. Canine Nasal Disease. Veterinary Clinics of North America: Small Animal Practice, 44(1), 75–89.
Fujiwara-Igarashi, A., Fujimori, T., Oka, M., Nishimura, Y., Hamamoto, Y., Kazato, Y., Fujita, M. 2014. Evaluation of outcomes and radiation complications in 65 cats with nasal tumours treated with palliative hypofractionated radiotherapy. The Veterinary Journal, 202(3), 455–461.
Reif, J. S., Bruns, C., & Lower, K. S. 1998. Cancer of the Nasal Cavity and Paranasal Sinuses and Exposure to Environmental Tobacco Smoke in Pet Dogs. American Journal of Epidemiology, 147(5), 488–492.

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