Adenoid hypertrophy nosebleeds are mostly caused by the coexistence of rhinitis, sinusitis and other nasal diseases. Adenoid hypertrophy patients with nosebleeds are prone to nasal congestion and runny nose when accompanied by rhinitis, sinusitis and other diseases. Repeated inflammatory stimulation will lead to nasal mucous membrane congestion and swelling, nasal discomfort blowing and nose picking and other external stimulation, so that the capillaries under the nasal mucous membrane are easy to rupture and bleed, resulting in nosebleeds. Adenoid hypertrophy patients are recommended to do more physical exercise in daily life, which can enhance the body’s resistance and improve the ability to fight against viruses and bacteria. If necessary, general anesthesia endoscopic low-temperature plasma adenoidectomy is performed. Adenoid hypertrophy patients with physical discomfort, it is recommended to go to the hospital in a timely manner, specialized doctors standardized treatment.