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Katharine Lunn, BVMS, MS, PhD

Katharine Lunn photo

Associate Professor, Small Animal Internal Medicine
Phone: 919.513.6701
Fax: 919.513.6464



Diplomate of the American College of Veterinary Internal Medicine (Small Animal Internal Medicine) (1999). Areas of interest include general internal medicine, endocrinology, renal disease, and infectious disease (leptospirosis and canine influenza).

Professional Experience & Qualifications

Research Area

Leptospirosis, canine influenza, endocrine disease, renal disease.

Selected Publications

Journal Articles

Quimby JM, Gustafson DL, Lunn KF (2011) The pharmacokinetics of mirtazapine in cats with chronic kidney disease and in age-matched control cats. J Vet Intern Med 25:985-989.

Quimby JM, Smith M, Lunn KF (2011) Evaluation of the effects of hospital visit stress on physiologic parameters in the cat. J Fel Med Surg 13:733-737.

Lunn KF. (2011) The kidney in critical illness. Vet Clin Small Anim 41:727-744.

Miller MD, Annis KM, Lappin MR, Lunn KF (2011) Variability in results of the microscopic agglutination test in dogs with clinical leptospirosis and dogs vaccinated against leptospirosis. J Vet Intern Med 25:426-432.

Davis KT, Lunn KF (2011) Serum fructosamine in cats receiving an oral chondroprotective agent. Intern J Appl Res Vet Med 9:52-57.

Sykes JE, Hartmann K, Lunn KF, Moore GE, Stoddard RA, Goldstein RE (2011) 2010 ACVIM small animal consensus statement on leptospirosis: diagnosis, epidemiology, treatment, and prevention. J Vet Intern Med 25:1-13.

Quimby JM, Gustafson DL, Samber BJ, Lunn KF (2011) Studies on the pharmacokinetics and pharmacodynamics of mirtazapine in healthy young cats. J Vet Pharmacol Therap 34:388-396.

Barrell EA, Pecoraro HL, Torres-Henderson C, Morley PS, Lunn KF, Landolt GJ (2010) Seroprevalence and risk factors for canine H3N8 influenza virus exposure in household dogs in Colorado. J Vet Intern Med 24:1524-1527.

Lenox CE, Lunn KF (2010) Effects of glucosamine-chondroitin sulfate supplementation on serum fructosamine concentration in healthy dogs. J Am Vet Med Assoc 236:183-186.

Campbell VL, Butler AL, Lunn KF (2009) Use of a point-of-care urine drug test in a dog to assist in diagnosing barbiturate toxicosis secondary to ingestion of a euthanized carcass. J Vet Emerg Crit Care 19:286-291.

Burr P, Lunn K, Yam P (2009) Current perspectives on canine leptospirosis. In Practice 31:98-102.

McCord K, Steyn PF, Lunn KF (2008) Unilateral improvement in glomerular filtration rate after permanent drainage of a perinephric pseudocyst in a cat. J Feline Med Surg 10:280-283.

Miller MD, Lunn KF (2007) Diagnostic use of cytologic examination of bone marrow from dogs with thrombocytopenia: 58 cases (1994-2004). J Am Vet Med Assoc 231:1540-1544.

Lunn KF, James KM (2007) Normal and abnormal water balance: polyuria and polydipsia. Compend Contin Educ Pract Vet 29:612-624.

James KM, Lunn KF (2007) Normal and abnormal water balance: hyponatremia and hypernatremia. Compend Contin Educ Pract Vet 29:589-609.

Hussey SB, Clark R, Lunn KF, Breathnach C, Soboll G, Whalley JM, Lunn DP (2006) Detection and quantification of equine herpesvirus-1 viremia and nasal shedding by real-time polymerase chain reaction. J Vet Diagn Invest 18:335-342.

Lunn KF (2001) Fever of unknown origin: a systematic approach to diagnosis. Compend Contin Educ Pract Vet 23:976-992.

Book Chapters

Lunn KF, Page RL. Tumors of the Endocrine System. In: Withrow and MacEwen’s Small Animal Clinical Oncology 5th Edition (SJ Withrow, DM Vail, RL Page eds), Elsevier, In Press.

Lunn KF, James KM. Canine Diabetes Insipidus. In: Clinical Endocrinology of Companion Animals (J Rand ed), Wiley-Blackwell, In Press.

Lunn KF (2012) Fever. In: Infectious Diseases of the Dog and Cat, 4th Edition (CE Greene ed), Elsevier, 1115-1123.

Lunn KF, Johnson AS, James KM (2012) Fluid Therapy. In: The Cat: Clinical Medicine and Management (S Little ed), Elsevier, 52-89.

Lunn KF (2010) Fever of Unknown Origin. In: The Merck Veterinary Manual, 10th Edition (CM Kahn ed), Merck and Co., 924-927.

Lunn KF (2008) Managing the Patient with Polyuria and Polydipsia. In: Kirk’s Current Veterinary Therapy XIV (JD Bonagura, DC Twedt eds), Saunders Elsevier, 844-850.

Landolt GA, Lunn KF (2008) Canine Influenza. In: Kirk’s Current Veterinary Therapy XIV (JD Bonagura, DC Twedt eds), Saunders Elsevier, 1291-1294.