White Cell Count

• what are the physiological causes of $\uparrow$ WCC?
• what are the types of non-neoplastic WBC disorders?
• why is infection a common feature of $\uparrow$ WCC?

Neutrophilia

• what is the aetiology?
• what are the microscopic features?
• what is left-shift granulocytosis?

Lymphocytosis

• what is the aetiology?
• what are the microscopic features?
• what is reactive lymphocytosis?
• what are the microscopic features?

Eosinophilia

• what is the aetiology?
• what are the microscopic features?

Leukemoid Reaction

• what is a leukemoid reaction?
• what is the aetiology?
• what test distinguishes this from CML?