Children's external auditory canal running water: causes, symptoms and treatment
Running water in children's external auditory canal is a common symptom, which may be caused by many reasons. In this article, we will discuss the causes, symptoms and treatment of children's external auditory canal running water.

1、 Cause
1. External auditory canal infection: External auditory canal infection is one of the common causes of children's external auditory canal running water. Infection is usually caused by bacteria or viruses, causing inflammation of the external ear canal and running water.
2. Eczema: eczema is a kind of skin inflammation, which may also affect the external auditory canal. Eczema can cause redness, itching and running water in the skin of the external auditory canal.
3. Foreign body: foreign bodies in the external auditory canal, such as pebbles, paper scraps, etc., may stimulate the skin of the external auditory canal, causing water flowing.
4. Tympanic membrane perforation: Tympanic membrane perforation refers to the rupture of the tympanic membrane, which leads to the connection between the middle ear and the external auditory canal. The perforation of the tympanic membrane may be caused by trauma, infection or other reasons, resulting in water flowing from the external auditory canal.
2、 Symptoms
1. External auditory canal running water: Children's external auditory canal running water is one of the obvious symptoms. The flowing water may be clear, yellow or green, sometimes accompanied by peculiar smell.
2. Pain of external auditory canal: inflammation caused by infection of external auditory canal or other reasons may cause pain of external auditory canal.
3. Hearing loss: middle ear problems caused by tympanic membrane perforation or other reasons may lead to hearing loss.
4. Fever: infection of external auditory canal may cause fever.
3、 Treatment
1. Clean the external auditory canal: use normal saline or the detergent recommended by the doctor to clean the external auditory canal to remove secretions and foreign bodies.
2. Use of drugs: depending on the cause, doctors may prescribe antibiotics, antifungal drugs or other drugs to treat infection or inflammation.
3. Treatment of eczema: If eczema is the cause of running water in the external auditory canal, the doctor may prescribe anti allergy drugs, local hormone ointment or other drugs to treat eczema.
4. Remove the foreign body: If there is a foreign body in the external auditory canal, the doctor will use professional tools to remove it.
5. Treatment of tympanic membrane perforation: If tympanic membrane perforation is the cause of external auditory canal running water, the doctor may suggest observing and waiting for the perforation to heal itself, or performing surgery to repair the tympanic membrane.
4、 Prevention
1. Keep the external auditory canal clean: clean the external auditory canal regularly to avoid ear digging with sharp objects.
2. Avoid ear injury: avoid ear injury, such as impact, scald, etc.
3. Prevention of infection: keep the ear dry and prevent water from entering the external auditory canal. If there is water in the ears, wipe them dry in time.
4. Treatment of ear diseases: timely treatment of ear diseases, such as otitis media, otitis externa, etc.
5、 Precautions
1. Avoid self medication: do not use drugs to treat external auditory canal running water, so as not to aggravate the disease.
2. Avoid blowing your nose forcefully: blowing your nose forcefully may cause the middle ear pressure to rise, thus aggravating the symptoms of running water in the external auditory canal.
3. Regular reexamination: regular reexamination shall be carried out according to the doctor's suggestions to ensure that the condition is under control.
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