I have a 8 year old nephew, before 3 year he suffered a disease, which was not recognised by any Doctors of our area confidently. Always an sound was create and a long whistle type sound create in his sleep. Lastly a Doctor recognised it as pulmonlogist.
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-