12-year-old girl frequent nosebleeds may be related to nasal capillary hemangioma, dry rhinitis, leukemia and other diseases.
1. Nasal capillary hemangioma: this disease is mainly for the vascular development process of vascular development disorders or malformations caused by faulty tumors, mostly occurring in the front of the nasal septum, the front of the inferior turbinate and so on, often for the polypoid with a tip, the surface of the smooth or the formation of ulcers, easy to bleed. When 12-year-old girls have rubbing the nose, nose picking and other bad habits touch this swelling, can be manifested as the above symptoms.
2. Dry rhinitis: chronic inflammation in the nasal cavity and the stimulation of adverse physical and chemical factors, can often cause nasal dryness, glandular secretion reduction, in the front of the nasal cavity mucous membrane surface formation of vesicles, ulcers and crusts. When 12-year-old girls in sneezing, rubbing the nose and other mechanical stimuli lead to scab shedding, frequent nosebleeds can occur.
3. Allergic rhinitis: when 12-year-old girls suffer from allergic rhinitis, after frequent contact with allergens, it is easy to trigger allergic symptoms such as nasal itching, sneezing, runny nose and other allergic symptoms, the nasal mucosa is extremely edematous, the brittleness of the epithelial cells increased. In the process of sneezing, nose blowing and nose picking, the nasal mucosa and capillaries can be damaged, leading to nosebleeds.
When a 12-year-old girl has frequent nosebleeds, there are other possibilities, such as deviated nasal septum, etc., and it is necessary to actively seek medical attention to clarify the diagnosis and cause of the disease after systematic examination.