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3 – THE CAT WITH SIGNS OF CHRONIC NASAL DISEASE  31


           Radiography reveals a rounded density in the   Diagnosis
           nasopharynx, just caudal to the hard palate.
                                                          Diagnosis is based on exclusion of all other causes
                                                          of nasal discharge and biopsy results indicating rhini-
           ALLERGIC RHINITIS                              tis with no evidence of underlying pathogens.
                                                          A mixed neutrophilic and eosinophilic rhinitis has
                                                          been reported.
            Classical signs
                                                          Most cases with similar signs are the result of viral
            ● Acute or chronic serous or mucoid nasal
                                                          upper respiratory disease often with chronic bacterial
               discharge, often seasonal.
                                                          rhinitis cases.
           Clinical signs                                 Treatment

           Allergic rhinitis appears to be a rare and poorly docu-  A combination of antihistamine and steroid may work
           mented condition in cats.                      well in some cats. For example, Temaril-P (1/4 to 1/2
                                                          tablet PO q 12–24 h).
           It presents as serous or mucoid ocular and/or nasal dis-
           charge, with no systemic signs and is typically seasonal
           in occurrence.

           It has been reported associated with allergy to
           Japanese cedar (Cryptomeria japonica).




            RECOMMENDED READING

                                                                                     nd
           Disorders of the nasal cavity In: Nelson RW, Couto CG (eds) Small Animal Internal Medicine, 2 edition. St Louis,
              Mosby, 1998, pp 225–237.
                                                                                               nd
           Gaskell R, Dawson S. Feline respiratory disease. In: Greene CE (ed) Infectious Diseases of the Dog and Cat, 2 edi-
              tion. Philadelphia, WB Saunders Co., 1998, pp 97–106.
           Jacobs GJ, Medleau L, Calvert C, et al. Cryptococcal infection in cats: factors influencing treatment outcome, and
              results of sequential serum antigen titers in 35 cats. J Vet Int Med 1997; 11: 1–4.
           Lappin MR. Sneezing and nasal discharge; viral diseases. In: Lappin MR (ed) Feline Internal Medicine Secrets, 1 st
              edition, Hanley and Belfus, Philadelphia, 2001, pp 8–11.
           Malik R, Craig AJ, Wigney DI, et al. Combination chemotherapy of canine and feline cryptococcosis using subcu-
              taneous administered amphotericin B. Aust Vet J 1996; 73: 124–128.
           O’Brien RT, Evans SM, Wortman JA, Hendrick MJ. Radiographic findings in cats with intranasal neoplasia or
              chronic rhinitis: 29 cases (1982–1988). J Am Vet Med Assoc 1996; 208: 385–389.
           Stein JE. Sneezing and nasal discharge; bacterial diseases. In: Lappin MR (ed) Feline Internal Medicine Secrets, 1 st
              edition. Hanley and Belfus, Philadelphia, 2001, pp 4–8.
           Stein JE, Lappin MR. Bacterial culture results in cats with upper or lower respiratory disease. J Vet Int Med 2001;
              15: 320.
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