How many days does chickenpox not be contagious, and when is chickenpox not contagious

Chickenpox is contagious from the start, and it is not contagious when it falls off completely after the chickenpox scabs.

1. The rash is not contagious one week after the eruption.

Chickenpox patients are very contagious from the day before the rash to the time when the blisters are all dry and scabbed, and generally speaking, the infection time is about 1 week, so chickenpox will lose its infectious foci when all scabs are completed.

2. During the incubation period of chickenpox, children will have mild fever, sore throat, general malaise, muscle aches and other symptoms, but it is generally difficult for parents to diagnose chickenpox.

3. Generally, it will not **.

Patients who have been infected with chickenpox will have antibodies to chickenpox hunger in their bodies after **, and generally will not be infected with chickenpox again, but when the body's immunity is weakened, there is still a risk of infection when they are exposed to the herpes zoster virus of chickenpox again.

4 In addition to personal factors such as isolation and personal hygiene, the occurrence of varicella can be prevented mainly by vaccination with chickenpox vaccine, the protection rate of chickenpox vaccine is as high as 85%-95%, and this vaccine can last for more than ten years.

Circumstance. 1. Chickenpox is caused by varicella-zoster virus, which is mainly transmitted through the respiratory tract, 2 days before the onset of the disease and 5 days after the disease, the patient's nasal cavity, oral cavity, and pharynx have a large number of viruses, which are transmitted through droplets into the air.

Circumstance. 2. After the virus enters the body, 95% of people will get sick. Because adults already have antibodies in their bodies.

Patients with severe chickenpox will have a high fever and their bodies will be densely covered with chickenpox, and patients with mild chickenpox sometimes do not have a fever, and the body does not have many chickenpox.

The contagion period of the third situation is 7-10 days after the onset of the disease, and the contagion is the strongest during this period, so special attention should be paid to preventing the emergence of transmission during the period of illness.

Categories: Healthcare > Filial Piety Surgery.

Problem description: Is it inevitable that everyone will have chickenpox? My neighbor's child is having chickenpox, can I let my child play with him, I don't know if it's contagious. What should he pay attention to personally?

Analysis: Chickenpox is an acute infectious disease caused by the initial infection with the Hydracia zoster virus. It mainly occurs in infants and young children, and is characterized by fever and the appearance of erythematous maculopapular rashes, herpes, and crusts all over the body.

Chickenpox is highly contagious. Patients are the main source of infection and are contagious from 1 to 2 days before the onset of the rash and up to 5 days after the onset of the rash. Chickenpox can also occur in children who come into contact with someone with shingles, because they are the same.

The main route of transmission is respiratory droplets or direct contact. It can also be exposed to contaminated materials.

The disease mainly occurs in winter and spring, mainly in children aged 2 to 10 years. The population is generally susceptible, but a single episode of the disease is lifelong immunity.