Oncohematology

Hyperleukocytosis and Blast Morphology in Feline Blood Smear

A clinical case of hyperleukocytosis (248,000/µL) in a cat. Evaluation of atypical cell morphology in a blood smear stained with Romanowsky-Giemsa.

Leukocytosis. Feline peripheral blood, 1000x magnification. Romanowsky-Giemsa staining. Patient is a 15-year-old mixed breed cat. Corrected leukocyte count was 248,000/µL.

🙏 Images kindly provided by hematologist Amira Kuznetsova from the VETLAB veterinary laboratory network, Moscow.