Blood test Correlation. Are normal?

I have very mild infection in my right lower lungs a month back and i have taken medicines for the same. I have allergic rhinitis and asthma. I have done blood test. Yesterday morning i have taken methylpredinisolone( which was suggested by my dr for 4 days) and gave the blood test by evening. My D Dimer is 66, Ferritin 88.12, LDH 258, CRP 3.8mg/L, WBC 11930, RBC 6.31million/uL, Haemoglobin 15.5, PCV 48.9, MCV 77.4, MCH 24.5, MCHC 31.6, Platelets count 259000, RDW CV 12.6, MPV 9.0, Polymorphs 76.6, Lymphocytes 17.8, monocytes 3.8, eosinophil 0.6, NRBC 0, LUC 0.8, Basophils 0.3, Absolute neutrophil 9140, Absolute lymphocyte 2130, Abosulte monocyte 460, Abosulte eosinophil 70, Absolute basophil 30. My SPO2 ranges from 96 to 99. I have breathing issue and doc presctibed me methylpredinisolone for 4 days and i am using seroflo250 and nasal spray and montekLC. My blood count ranges are normal?