Causes of nosebleeds in children sleeping at night include dryness, mechanical damage, allergies, and blood system disorders.
1. Dry air can rupture the delicate skin mucous membrane inside the nose, leading to bleeding. For example, sleeping on a hot bed, having underfloor heating, or turning on the air conditioner at night in winter can lead to dry air.
2. If children have the habit of picking their noses, they will also unconsciously pick their noses when they sleep at night, leading to mechanical damage and causing bleeding.
3. Children with allergic rhinitis, if they inhale allergens while sleeping at night, it will cause their nose to itch, and the child will rub their nose involuntarily, which will lead to rupture and bleeding of the mucous membrane of the nasal cavity.
4. Blood system diseases, such as leukemia, thrombocytopenia type of disease, there will be frequent nosebleeds, usually not limited to the night.
If the patient often sleeps with nosebleeds, it is recommended to visit the ENT department in time for a detailed examination and a clear diagnosis.