What is chickenpox?

summary

Varicella is an acute and highly infectious disease caused by varicella zoster virus. It is characterized by the appearance of papules and herpes on the skin and mucous membrane in batches, accompanied by systemic symptoms. The virus exists in respiratory secretion blister fluid and blood of patients, and is infected by inhalation of droplets or direct contact with virus contaminated clothing, appliances, toys, dust, etc. Most of them occurred in winter and spring, and most of them were 2-10 years old children. According to statistics, about 70% of children under the age of 15 have been infected. Infants and adults less than 6 months old are less, but once infected, the disease is more serious.

What is chickenpox?

First, chickenpox begins with a rash. The rash first occurs in the trunk, then extends to the head, face and extremities. The scalp can also have chickenpox. The trunk is more than the extremities. It is distributed centripetally, occasionally in the palms and soles of the feet. At the beginning of the rash, there were red needle sized spots, which quickly turned into papules higher than the skin. After a few hours to a day, most of the rashes developed into mung bean sized, surrounded by red and shiny oval blisters. The blister fluid was clear, and the wall of the blister was thin and easy to break. After a few days, the herpes became dry, and the inner part of the rash first sunken, then formed a scab, and fell off in about two weeks, No scars. A few macular papules subsided naturally without herpes. The rash stage is accompanied by severe itching.

Second: chickenpox generally has an acute onset. Most of them have skin rash first, then fever and general tiredness. Children may have restless symptoms. Adults have sore throat, headache, sore limbs, nausea, vomiting, abdominal pain and other symptoms.

Third: the patient is the only source of infection, from 1 to 2 days before the onset until the rash dry scab stage are infectious.

matters needing attention

If combined with pneumonia, must add antibiotic treatment. Pay attention to rest and avoid other infections. Although adult chickenpox is more serious than children, it can be cured within a week if it is found and treated in time. After cure, it will be immunized for life.