MEDICAL PHYSIOLOGY

Detailed explanation-1: -This condition occurs when a virus or other agent directly infects the brain. The infection may affect one area or be widespread. Viruses are the most common causes of infectious encephalitis, including some that can be passed by mosquitoes or ticks.

Detailed explanation-2: -Encephalitis is most often due to a virus, such as: herpes simplex viruses, which cause cold sores (this is the most common cause of encephalitis) the varicella zoster virus, which causes chickenpox and shingles. measles, mumps and rubella viruses.

Detailed explanation-3: -Encephalitis is an uncommon but serious condition in which the brain becomes inflamed (swollen). It can be life threatening and requires urgent treatment in hospital.