Hello dear doctors! I have a question, please help me :) My son is now in hospital,6years old, Findings: peribronchial consolidation and small nodular opacities in left lower lobe, anterior basal segment. Few small nodular opacities are in left upper lobe, posterior segment. Blood result: vit D 12.8 Ig E 2150 His treatment was Unisol ampicilini, after 4 days changed to tsefatoxin for 3 days. Also IVIG injection 50ml 2 times Perdnizolon (hormone) tablets 4 PCs a day Vit C once a day injection After 6 days checked IgE 2500 He was badly coughing almost nonstop at first time and had 39,3 temperature. After treatment he is coughing but at night not coughing, good sleep, Please give me advice why my son s IgE becoming 2500 :( Thank you very much!