Chickenpox is contagious for 24 to 28 hours before the rash breaks out until the blisters crust over, and can be spread by contact as well as respiratory transmission.
Chickenpox is an acute infectious disease caused by varicella-zoster virus infection that causes a generalized rash of papules, herpes, blisters, and scabs. The disease is contagious and highly contagious, and patients are contagious for 24 to 28 hours before the rash appears until the herpes scabs.
Chickenpox is spread through the air or direct contact with the patient’s skin lesions blister fluid, respiratory secretions, such as contact with objects contaminated by the patient’s skin lesions blister fluid, can also cause viral transmission. Chickenpox is a self-limiting disease, mainly symptomatic treatment, treatment should be isolated, avoid going to public places.