<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi Doctor, I have been feeling fatigued, weak and have been catching a lot of infections recently. I went to a previous doctor who said that I might have a white blood cell disease. What tests do I need to confirm this?  <response>: Based on your symptoms, it is possible that you have a white blood cell disease. To confirm this diagnosis, we will need to conduct a series of medical tests. These include Hematologic tests, Complete blood count Cbc, Radiographic imaging procedure, Glucose measurement Glucose level, Intravenous fluid replacement, Urinalysis, and Electrolytes panel. 