Lymphocytes and leukaemia Flashcards
1
Q
How many plasma cells are usually noted in lymph cells?
A
very few
1
Q
What can the golden-brown/ black pigment in macrophages sometimes be?
A
Melanin-pigmentary incontinence or haem due to prior haemorrhage
2
Q
What is lymphadenitis?
A
An increased number of non-lymphocyte inflammatory cells
e.g neutrophils and basophils
3
Q
What does the cytology of a neoplastic lymphoma look like?
A
- More than 50% are medium or large lymphocytes
4
Q
What is the most common lymphoma in dogs?
A
Diffuse large B Cell lymphoma
5
Q
What is a leukaemia defined as?
in terms of cells
A
presence of neoplastic cells in peripheral blood or bone marrow
6
Q
What does a mast cell neoplasia look like?
A
In dogs- high numbers of mast cells
in cats- visceral mast cell tumours
