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Most nosebleeds are caused by irritated blood vessels due to colds, allergies and dry air. Other causes include chemical irritants, bleeding disorders and high blood pressure.
Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Nosebleeds) that could possibly cause Nosebleeds includes:
The follow list shows some of the possible medical causes of Nosebleeds that are listed by the Diseases Database:
To research the causes of Nosebleeds, consider researching the causes of these these diseases that may be similar, or associated with Nosebleeds:
Causes of Broader Categories of Nosebleeds: Review the causal information about the various more general categories of medical conditions:
Other conditions that might have Nosebleeds as a complication may, potentially, be an underlying cause of Nosebleeds. Our database lists the following as having Nosebleeds as a complication of that condition:
Conditions listing Nosebleeds as a symptom may also be potential underlying causes of Nosebleeds. Our database lists the following as having Nosebleeds as a symptom of that condition:
The following drugs, medications, substances or toxins are some of the possible
causes of Nosebleeds as a symptom.
This list is incomplete and various other drugs or substances
may cause your symptoms.
Always advise your doctor of any medications or treatments you are using,
including prescription, over-the-counter, supplements, herbal or alternative treatments.
See full list of 184 medications causing Nosebleeds
When combined, certain drugs, medications, substances or toxins may react causing Nosebleeds as a symptom.
The list below is incomplete and various other drugs or substances may cause your symptoms. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.
See full list of 78 drug interactions causing Nosebleeds
The following medical news items are relevant to causes of Nosebleeds:
As with all medical conditions, there may be many causal factors. Further relevant information on causes of Nosebleeds may be found in:
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