When the patient’s otitis media is severe, it may cause intracranial and extracranial complications, the most dangerous of which is intracranial complications, which can often jeopardize the patient’s life, and it is one of the critical cases in otorhinolaryngology, head and neck surgery, and the patient may show depression, especially apathy of expression, which is often the first symptom of otogenic intracranial complications. In addition, it can also be manifested as a sudden decrease or sudden increase in pus, accompanied by earache, persistent headache, as well as generalized discomfort, fever and other symptoms of meningeal irritation, intracranial hypertension, cerebral nerve paralysis, as well as central focal localization signs, fundus changes, lumbar puncture and cerebrospinal fluid changes, redness and swelling of the mastoid region, compression pain, and the neck is a striated change, and so on.