Monocytes are the second type of white blood cell.
Lymphocyte-A type of white blood cell that participates in the immune response.
The lymphocytes form the third type of white blood cell.
In addition, if the patient has a high white blood cell count, electronic counting may yield an unusually low platelet count because white blood cells may filter out some of the platelets before the sample is counted.
There are many types of leukemias and they are classified according to the type of white blood cell involved.
