Why 11 year old has bloody noses often only comes out of one naustril. (right side every time?

Bloody Nose:: Blood comes from ''plexus" of capillaries at anterior nasal partition where ext. ; int. Carotid capillaries converge. Causes: digital trauma from rubbing, dry cold air, inflammation, sinusitis, allergic rhinitis, too much use of nasal steroid, etc. To stop: sit up, lean forward, pinch nose x 9 min, cold compress. He is rubbing right side more causing unilateral bleeding. See ENT if too much.