pv virus, refers to poliovirus, commonly known as polio.
1. Basic concept: poliomyelitis is an acute infectious disease of children induced by infection with poliovirus; pv virus is a neurophilic virus that mainly invades the motor nerve cells of the central nervous system, causing damage to the motor neurons in the anterior horn of the spinal cord.
2. Clinical symptoms: the clinical symptoms caused by poliomyelitis are various, if the disease is not too serious, it will cause non-specific lesions, such as aseptic meningitis and flaccid weakness of various muscle groups; the serious disease will cause muscle atrophy due to the loss of neuromodulation, and even the subcutaneous fat, tendons and bones will atrophy as well.
Poliomyelitis is a serious disease that needs to be prevented by actively vaccinating the child against polio and by seeking medical attention in case of discomfort.