水ぼうそう
What is Chincken Pox?

Chicken Pox symptoms are itchy red blisters that appear all over the body, caused by virus. It mainly affects children. The period from infection to onset is 2 to 3 weeks. Attention should be paid towards the day of onset and infection.

Major sources of infection

Most cases occur through contact with an infected child。Most commonly the virus is contracted through actions such as sneeze and cough. The virus is also presented on the legions growing on the skin and contact with the fluids present within the legions will cause infection.

The virus is contagious and if one sibling gets infected,there is 90% of possibility that the others gets infected. Often outbreaks occur in nurseries and kindergartens.

Symptom

Itchy rash appears and high fever may appear depending of the patients. The first stage starts from one to two red rice-sized rash and within 12 to 24 hours, it appears on the whole body. They gradually change into blisters and within 1 to 2 days, they become pustules. The red rash looks like a mosquito bite, so there are cases that family realize the disease when they see blisters.
The first rash starts from chest, back or stomach and it spreads to the whole body such as face, legs, arms and mouth. The rash is very itchy that children get frustrated.
After 3 to 4 days, the spots are covered by scab. Skin irritation will settle down. When the scab is taken off the scars will remain a little,but it gradually becomes natural.
The incubation period is about 2 weeks before the symptoms appears. Chickenpox is contagious from about 1 or 2 days before the rash appears until all the blisters are crusted over. Normally, children need a permission in order to go to kindergarten.

Prevention

It is possible to prevent chicken box by vaccine, but it is not mandatory. Chicken pox is a disease that may cause problems in the future so, it is far less dangerous when being infected as children. Therefore prevention of vaccination is not mandatory and is it considered treatment that is processed through self pay.

Also, it is said that if you recieve vaccine within 3 days after contact with an infceted child, it can be prevented, but it is not 100%.