What are white cell disorders?

Deficiency (increases risk of infection) like neutropenia (caused by drugs/ infection, very risky if below 0.5) Lymphopenia is rare from immune deficiency. Increase in WBC more common, called leukemia, 4 major types: Acute leukemia (rapid) chronic (slow), lymphoid or myeloid Tx specific for each type Lymphoma (malignant WBC accumulate in lymphoid tissues not blood, may be hodgkins (Reed-Sternberg cells in biopsy/ non-hodgkins) May be myeloproliferative disease (increased production) or myelodysplastic syndromes (active marrow dysfunctional cells) Myeloma (malignant disease of plasma cells)