Leukocyte count is 9600

Patient: I have a leukocyte count of 9600 and Hb% 13.5 one day ago. I have suffered from chickenpox and pan sinusitis two months ago. I have lost weight 3.5 kg. Is there any fatal diseases in my health? Is it leukemia?

Symptoms: weak, fatigue, palpitation , BP 110/70 mm Hg, pulse: 96, can’t work any hard physical activities. sweating when in stress work.