Facial paralysis this disease is very common in life, and the incidence of the population continues to expand, many friends because of facial paralysis this disease and feel miserable, but there are also patients who do not know why they will suffer from facial paralysis of this disease, then facial paralysis is caused by what? Here is a look at the causes of facial paralysis. 5 major causes of facial paralysis 1, tumor Facial nerve tumors, benign or malignant tumors of the middle ear can cause facial paralysis. For example, middle ear cancer invades the facial nerve and causes facial paralysis, and jugular vein glomus tumor invades and presses the facial nerve and causes facial paralysis. Viral infection Viral infection is one of the causes of facial paralysis, often caused by herpes zoster virus, mainly characterized by peripheral facial paralysis on one side of the patient with facial paralysis, and accompanied by herpes in the auricle, the patient with facial paralysis feels severe ear pain. 3.Acute otitis media infection This inflammation should not be underestimated, it can also be the cause of facial paralysis. The most common one is middle ear cholesteatoma. If the cholesteatoma erodes and destroys the facial nerve canal and directly presses on the facial nerve, it may cause facial paralysis. Some patients with facial paralysis have facial paralysis caused by skull base fracture after a car accident. Skull base fracture or temporal bone fracture will affect the facial nerve, which may lead to facial paralysis. It is worth noting that after a traumatic injury, the focus is usually on saving lives, thus ignoring the symptoms of facial paralysis. If the facial paralysis occurs at the time of the traumatic injury, the damage may be even more serious. If the face is attacked by wind and cold, facial paralysis can be easily triggered, because the blood vessels that nourish the nerves in the face will spasm due to wind and cold, which will cause edema, compression and ischemia of the nerve tissues, and ultimately lead to the occurrence of facial paralysis. Facial paralysis is a very dangerous disease, and from the point of view of the population, people of any age may suffer from this disease, so in our daily lives we should have knowledge of facial paralysis in order to do a good job of prevention and treatment, the above introduces the causes of facial paralysis, I hope that you do not ignore, and do a good job of effective prevention is very important.