Eardrum perforation

Tympanic membrane perforation is a kind of middle ear trauma caused by violent cases, traffic accidents, or changes in air pressure. The medicine of the motherland belongs to the category of "leakage in the ear door". Tympanic membrane perforation is often encountered in forensic clinical identification. It can cause tympanic membrane perforation for many reasons. It is mainly divided into traumatic (direct or indirect external force) tympanic membrane perforation and inflammatory tympanic membrane perforation. The former are blunt tools (including palm and boxing). Such as blows, skull base fractures, explosions, inadvertent ear picking, acupuncture, burns and even insects into the ears can be caused. The traumatic tympanic membrane perforation discussed here mainly refers to traumatic tympanic membrane perforation caused by indirect external force, inflammatory tympanic membrane. Perforation is mainly caused by acute otitis media and chronic otitis media.