<s>[INST] dear doctor my baby is having a noisy breathing since birth the flow of air can be heard but no stridor or distress but seems always as if nose is blocked and some sound of secrtions can be heard sometimes the respitation is jerky but it sttles down soon pls tell what can be the prolem baby maintans color and growth is good. [/INST] Hi... Thank you for consulting in Chat Doctor. By what you quote I put forth these possibilities - 1. Congenital airway anomaly - this causes noisy breathing (both inspiratory and expiratory noise, actually inspiratory will be more than expiratory noise). But the child will not struggle to breath and there will not be fast breathing and in- Chat Doctor.  The sound will be more heard during sleeping and feeding.2. Wheezing - Here the sound will be predominantly expiratory; the kid will be struggling to breathe, might turn blue and require oxygen and may have chest wall in- </s>