middle ear

The middle ear is a gas-filled irregular cavity, mostly located in the tibial rock. The middle ear is separated from the external auditory canal by the tympanic membrane, and is adjacent to the inner ear canal inward, and leads to the nasopharynx by the eustachian tube. Through otoscopy, hearing examination, X-ray examination to check whether there is otitis media. The middle ear mucosa can also be observed through the tympanic membrane hole. Whether there is chronic granulomatous tympanitis on the tympanic membrane of the genus, whether the external auditory canal is narrow or curved, should also be observed. If you can notice the above points during otoscopy, it will be very helpful for treatment. Basic Information Specialist Category: Otolaryngology Examination Category: Other Inspections Applicable gender: whether men and women apply fasting: not fasting Tips: If you have a cold, tonsill and other diseases, tell your doctor. Normal value There is no pain in the ear and the hearing is good. Clinical significance Abnormal results in the ear feel and blockage, hearing loss or tinnitus is otitis media. Need to check patients with otitis in the crowd. Precautions Contraindications before inspection: Clean your ears before inspection to facilitate inspection. Taboos during the examination: If you have a cold, other diseases such as tonsils, tell your doctor. Inspection process Mainly divided into three parts: Otoscopy: The middle ear mucosa can also be observed through the tympanic membrane hole. Whether there is chronic granulomatous tympanitis on the tympanic membrane of the genus, whether the external auditory canal is narrow or curved, should also be observed. If you can notice the above points during otoscopy, it will be very helpful for treatment. Hearing test: Early or several cases with conductive hearing impairment, severe or long-term cases, there are mild to severe mixed hearing impairment, and more serious may also be full. X-ray examination: Most chronic otitis media is a sequela of repeated otitis media in children, so most of the mastoid gasification is poor. A small number of mastoid gasification is good, mostly tympanic membrane long-term cavernous otitis media, or chronic otitis media caused by trauma and talent. Not suitable for the crowd Not suitable for checking the crowd: none.

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