Lymphoma is one of the most common cancers in dogs, and navigating treatment decisions requires careful consideration of both life extension and quality of life throughout the disease course.
Lymphoma treatment decisions involve weighing quantity and quality of life in ways that vary considerably for each dog and family. Chemotherapy in dogs typically causes fewer and milder side effects than in humans — most dogs maintain quality of life during treatment — but some individuals experience significant nausea, lethargy, or infection risk from immunosuppression. Veterinary oncologists assess welfare throughout treatment, adjusting protocols if side effects become problematic. When remission ends and disease relapses, the welfare calculus shifts; rescue protocols carry lower response rates and more toxicity. The financial cost of CHOP chemotherapy is substantial, often $5,000-10,000 or more, and palliative care with prednisolone alone may provide acceptable quality of life for some dogs. Open conversations with a veterinary oncologist about prognosis, side effects, and the dog's individual circumstances help owners make decisions aligned with their companion's wellbeing.