Symptoms and signs of encephalitis

summary

People's life is more and more busy, so that they ignore their health, often find it too late. So Xiaobian reminds readers here that they should learn more about medical knowledge and maintain a healthy lifestyle, so that they can have a healthy body. So let's learn about the symptoms and signs of encephalitis.

Symptoms and signs of encephalitis

Prodromal period is usually several hours to three days, some patients and severe patients prodromal period is not obvious, prodromal period is mainly characterized by low fever, dizziness, fatigue, general discomfort, limb pain, most patients with acute onset, showing acute type.

Systemic toxic symptoms: headache, general muscle pain, weakness, lack of appetite, nausea, vomiting, etc. in case of high fever. Due to the damage of vascular motor center, the patient may also have face, neck flushing, conjunctival congestion, slow pulse. Some severe patients have myocarditis, often with low heart sound, rapid heart rate, ECG examination with T wave changes, Severe patients can suddenly appear cardiac insufficiency, acute pulmonary edema, etc.

Meningeal involvement: the most common symptom is severe headache, with persistent dull pain in the temporal and occipital parts, sometimes explosive and pulsatile, showing tear like headache, accompanied by nausea, vomiting, neck rigidity, meningeal irritation sign, which generally lasts for 5 to 10 days, and can coexist with coma. When conscious, it can last for about 1 week.

matters needing attention

Do a good job in vaccine prevention. Vaccination is the most economical and effective measure to prevent and control JE. In China, more than 80% of JE cases are under 10 years old, and 50% are under 5 years old. It is generally required to be vaccinated twice at the age of one year, once at the age of two and once again at the age of five, for a total of four times. If there is any omission, they should go to the Regional Health Service Center for re inoculation, and those who have missed the inoculation in the migrant population should also go to the re inoculation.