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Ann Hohenhaus,

DACVIM (SAIM, Oncology)
Role: Staff Doctor Department: Oncology

Dr. Ann Hohenhaus is a third generation veterinarian who is also double board certified by the American College of Veterinary Internal Medicine. She is an avid blogger and has written for multiple media outlets including and In 2014, Dr. Hohenhaus was honored by the Foundation for Biomedical Research with a DeBakey Award for Excellence in Journalism for “Dogs Go To Bat Against Lou Gehrig’s Disease.” Dr. Hohenhaus has also created content for publications such as Ladies Home Journal and Real Simple Magazine.

Dr. Hohenhaus is an active participant in AMC’s research mission and has written extensively in the veterinary literature. She is listed as an author on 37 publications in PubMed in the disciplines of oncology, internal medicine and transfusion medicine, including: squamous cell carcinoma, mast cell tumors, melanoma, exocrine pancreatic insufficiency, and anemia. She authored 19 veterinary textbook chapters and has a manuscript in press on feline anemia. Dr. Hohenhaus lectures nationally and internationally, most recently in the Kuala Lumpur, Malaysia and Capetown, South Africa.

In her spare time, Dr. Hohenhaus raises foster kittens as a member of the ASPCA Foster Kitten Team.

Board certifications:

Diplomate, ACVIM (Oncology)
Diplomate, ACVIM (Small Animal Internal Medicine)
Certified Veterinary Journalist


BS, with honors, Phi Beta Kappa, St. Mary’s College of Maryland, St. Mary’s City, Maryland
DVM, Cornell University, Ithaca, New York

Recent Publications:

Wright KZ, Hohenhaus AE, Verrilli AM, Vaughan-Wasser S.Feline large-cell lymphoma following previous treatment for small-cell gastrointestinal lymphoma: incidence, clinical signs, clinicopathologic data, treatment of a secondary malignancy, response and survival. J Feline Med Surg. 2018 Jun 1:1098612X18779870. doi: 10.1177/1098612X18779870.

Sylvane B, Prittie J, Hohenhaus AE, Tozier E.Effect of cross-match on packed cell volume after transfusion of packed red blood cells in transfusion-naïve anemic cats.J Vet Intern Med. 2018 May;32(3):1077-1083.

Verrilli AM, Hohenhaus AE, Le Roux AB, Donovan TA. What Is Your Diagnosis?: Primary pulmonary neoplasia. J Am Vet Med Assoc. 2016 Mar 1;248(5):493-6.

Hohenhaus AE, Kelsey JL, Haddad J, Barber L, Palmisano M, Farrelly J, Soucy A. Canine Cutaneous and Subcutaneous Soft Tissue Sarcoma: An Evidence-Based Review of Case Management. J Am Anim Hosp Assoc. 2016 Mar-Apr;52(2):77-89.