Nosebleeds before and after menstruation may be caused by endocrine disorders, aplastic anemia, dry rhinitis and other reasons.
1. Endocrine disorders: may be caused by irregular life, metabolic diseases and other reasons. Due to the change of hormone level, it can make the mucous membrane blood vessels dilate, brittleness increase, easy to rupture and bleed, resulting in the phenomenon of nosebleed before and after menstruation.
2. Aplastic anemia: It is a bone marrow hematopoietic failure disorder that may be caused by different etiologies and mechanisms. It may be caused by viral infection, chemical factors, etc. Patients may suffer from bleeding and anemia, which may cause nosebleeds before and after menstruation.
3. Dry rhinitis: the etiology is unknown at present, but it may be related to systemic conditions, external climate, environmental conditions and so on. Due to the dryness of the nasal cavity, the nasal mucosa is easy to rupture and bleed.
Nosebleeds before and after menstruation can also be seen in other diseases, it is recommended that the patient go to the hospital in time, follow the doctor’s instructions for treatment, to avoid delaying the condition.