im a 17 year old girl and ive been having some symptoms over the past 6 months such as frequent infections a sinus infection that wont go away the flu in january with really cold hands and feet severe fatigue which has gotten to the point where i barely leave the house and now i have horrible back pain a pain in my long bones and left shoulder i also have this feeling of fullness in my upper abdomen i lost my appetite about 2 years ago and i feel full very quickly i was also taking clarythromycin for a chest infection not long ago and i came out in a rash of petechia all over me i had a blood test about 2 weeks ago and my doctor called me saying that there is a bit of an iron deficiency but my white blood cells are quite high which he said could be down to the sinus infection but i feel like hes not telling me something as he wants another blood test from me this tuesday does this sound like leukemia to anybody as im rather worried it may be the cause xxxx