What causes tympanic membrane injury?

It can be divided into instrument injury (such as ear injury caused by ear digging with matchstick, wool needle, etc., or eardrum injury caused by slag, spark, etc.) and air pressure injury (such as hand blow on ear, blasting, blasting, firecrackers, high platform diving, etc.), and other injuries caused by longitudinal fracture of temporal bone, foreign matters, etc.

What are the manifestations of tympanic membrane trauma and how to diagnose it?

During the examination, there was a little blood in the external auditory canal, for example, when the external auditory canal fracture was found, or when the skull base fracture was found, there was a large amount of blood and a cerebrospinal fluid otorrhea. The tympanic membrane perforation was mostly irregular, and there was a blood scab on the surface. The perforation caused by direct trauma was mostly located in the posterior half of the tympanic membrane. The blast was mostly located in the front and lower sides, and the tympanic membrane color was mostly normal. If the infection was found, there was serious congestion and pus. After the rupture of tympanic membrane, it can suddenly feel earache, hearing loss, tinnitus, a small amount of bleeding and a sense of tightness in the ear. Apart from tympanic membrane rupture, blast injury can also cause damage to the inner ear due to the strong movement of stapes, resulting in vertigo, nausea or mixed deafness. Through examination, it can be seen that the tympanic membrane is mostly fissured perforation, with a small amount of blood on the edge of perforation, and sometimes blood stains or scabs can be seen in the outer ear canal, if there is water flow It shows cerebrospinal fluid otorrhea caused by skull base fracture. Deafness is conductive or mixed.

What examination should tympanic membrane injury do?

The tympanic membrane is usually crevasated and perforated, with a small amount of blood on the edge of the perforation. Sometimes, blood stains or scabs can be seen in the external auditory canal. If there is water sample flowing out, there is cerebrospinal fluid otorrhea. Deafness is of the nature of transmission or mixture.

How should tympanic membrane injury be treated?

Antibiotic drugs should be used to prevent infection. It is forbidden to wash or drop medicine in the external ear canal. The external ear canal can be blocked with sterilized cotton ball to avoid cold. Do not blow your nose hard to prevent infection from the nasopharynx. Before the perforation is healed, swimming or any water is forbidden to enter the ear. Most of the external traumatic perforation can heal by itself within 3-4 weeks. The larger and long-lasting perforation can be repaired by eardrum Repair operation.

What disease can tympanic membrane injury complicate?

Can combine infection of fracture of external auditory canal, can produce serious deafness.

Link:How is tympanic membrane traumatic to return a responsibility?


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