CD71 is an immunohistochemical marker used in diagnosing acute myeloid leukemia (AML) M6-Er in humans; however, to our knowledge, it has not been reportedly used for immunohistochemistry in veterinary medicine. We evaluated the pathologic features of AML M6-Er in a retrovirus-negative cat and used...

A 7-year-old spayed female Scottish Fold cat presented with a 4-week history of anorexia, weight loss and vomiting. Abdominal ultrasonography revealed a jejunal mass and a slightly enlarged jejunal lymph node. A fine-needle aspiration of the mass revealed many round cells with multiple small...

A 7-year-old castrated male domestic shorthair cat was presented for evaluation of decreased appetite and respiratory signs. A CBC run on presentation revealed severe nonregenerative anemia, thrombocytopenia, and leukocytosis characterized by a prominent population of blasts, having morphologic...

Case summary: A 7-year-old mixed-breed cat presented with subcutaneous oedema and erythema extending from the right axilla to the abdomen. Fine-needle aspiration of the subcutaneous lesion revealed large, atypical, round cells. A clonality analysis for the T-cell receptor-gamma and immunoglobulin...

This article describes the equipment and procedure for bone marrow biopsy for the diagnosis of infectious and non-infectious diseases in cats.

This article gives an overview on myelogram or bone marrow aspiration in dogs and cats suffering from anaemia. Focus is given on the indications of bone marrow aspiration as described in theory and in practice. The procedure for determining the precise moment when bone marrow aspiration can be...

Background: Commonly used 11 ga or 13 ga biopsy needles are relatively large for cats and often preclude successful collection of bone marrow (BM) core biopsies. Objectives: The objective was to compare 15 ga to 13 ga BM core biopsy ease of collection and specimen quality. Methods: In 10 cats,...

In companion animal medicine, bone marrow (BM) aspiration cytology is a cost-effective diagnostic tool, which provides excellent morphological detail of cells and infectious agents. The major indications for BM aspiration include: unexplained clinical manifestations (e.g. fever, weight loss),...

A 10-year-old castrated Domestic Short-Haired cat was presented to a primary care veterinarian for a wellness examination and laboratory examination for monitoring of diabetes mellitus. The CBC revealed marked thrombocytosis, leukopenia and macrocytic, normochromic anemia. The cat tested negative...

An 18-year-old male castrated jaguar (Panthera onca) was presented with anorexia and continuous bleeding from the oral cavity after a history of fighting with the partner animal. Clinical evaluation revealed ulcerating lesions on the gingiva and hard palate and a hematoma on the tongue. Computed...