Morning Nasal Discharge with Dark Red Blood: Causes and Solutions - Otolaryngology

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Regarding the presence of dark red streaks in nasal mucus upon waking in the morning?


Hello, doctor.
For the past 2 to 3 days, I've been experiencing frequent nasal discharge in the morning, often with a small amount of dark red blood streaks, but it goes away quickly.
The weather has been quite cold lately.
I'm wondering if this could be caused by allergies.
I have a history of allergic rhinitis and have seen a doctor before.
Could you please help clarify this?

Yang Cheng-Han, 20~29 year old female. Ask Date: 2015/12/11

Dr. Zheng Jueyi reply Otolaryngology


Hello: It is common for nasal itching to be caused by nasal allergies, which can lead to bleeding from the small blood vessels in the front of the nose due to blowing the nose or rubbing it.
If the symptoms persist for more than a week without improvement, it is recommended to visit an otolaryngology clinic for local treatment or medication.
Wishing you peace and health.
Sincerely, Dr.
Jue-Yi Cheng, Director of the Department of Otolaryngology, Taoyuan Hospital, Ministry of Health and Welfare.

Reply Date: 2015/12/11

More Info


Morning nasal discharge with dark red blood can be concerning, especially for someone with a history of allergic rhinitis. There are several potential causes for this symptom, and understanding them can help in managing the condition effectively.

Firstly, the presence of dark red blood in nasal discharge often indicates minor bleeding from the nasal mucosa. This can occur due to several reasons, particularly in individuals with allergic rhinitis. When you have allergies, your nasal passages can become inflamed and irritated. Frequent sneezing, nose blowing, or rubbing can lead to the rupture of small blood vessels in the nasal lining, resulting in blood-streaked mucus. This is especially common during colder months when the air tends to be drier, which can further irritate the nasal passages.

Additionally, environmental factors such as dry air, especially during winter months when heating systems are in use, can dry out the nasal mucosa. This dryness can lead to crusting and subsequent bleeding when you blow your nose. If you are also exposed to allergens like dust, pollen, or pet dander, this can exacerbate the inflammation and increase the likelihood of bleeding.

Another consideration is the possibility of nasal polyps or other structural issues within the nasal cavity, such as a deviated septum. These conditions can create areas of turbulence in airflow, leading to localized irritation and bleeding. However, these are less common and would typically present with additional symptoms.

In terms of management, there are several strategies you can employ to reduce the occurrence of blood in your nasal discharge:
1. Humidification: Using a humidifier in your home can help maintain moisture in the air, which can prevent your nasal passages from drying out. This is particularly beneficial during the winter months.

2. Saline Nasal Sprays: Regular use of saline nasal sprays can help keep the nasal mucosa moist and reduce irritation. This can be especially helpful if you are prone to dryness.

3. Avoiding Irritants: Try to minimize exposure to known allergens and irritants. This includes avoiding smoking, strong odors, and other environmental triggers that may exacerbate your symptoms.

4. Gentle Nose Blowing: When you need to blow your nose, do so gently to avoid causing trauma to the nasal lining. Pinching the nostrils and leaning forward can help control bleeding if it occurs.

5. Consultation with an ENT Specialist: If the problem persists or worsens, it is advisable to consult with an Ear, Nose, and Throat (ENT) specialist. They can perform a thorough examination to rule out any underlying conditions that may require treatment.

6. Medication: If allergies are a significant factor, your doctor may recommend antihistamines or nasal corticosteroids to help manage your symptoms and reduce inflammation.

In conclusion, while the presence of dark red blood in your nasal discharge can be alarming, it is often a result of minor trauma to the nasal mucosa, particularly in individuals with allergic rhinitis. By implementing preventive measures and seeking medical advice when necessary, you can effectively manage your symptoms and improve your nasal health. If you notice any significant changes in your symptoms or if the bleeding becomes more frequent or severe, do not hesitate to seek medical attention.

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