A 20-month-old intact female Mastiff dog presented for evaluation of acute blindness. Computed tomography confirmed a tumor involved the optic chiasm and optic nerves. A B-cell lymphoma was confirmed with postmortem examinations. This case report documents a central nervous system neoplasm in a young dog.
Keywords: B-cell lymphoma; dog; optic chiasma, optic nerves.
© 2013 American College of Veterinary Ophthalmologists.