Where is scarlet fever rash?
summary
Scarlet fever is an acute respiratory infectious disease caused by group a hemolytic streptococcus infection. In order to avoid this, female friends must take precautions. Traditional Chinese medicine calls it "rotten throat". The clinical features were fever, angina, diffuse bright red skin rash and obvious desquamation. A small number of patients have heart, kidney and joint damage due to allergic reaction. So where is the scarlet fever rash? What about it? Let's take a look at it.
Where is scarlet fever rash?
First, most of the patients in the prodromal stage have chills and fever, and the body temperature of severe patients can rise to 39 ℃ - 40 ℃, accompanied by headache, sore throat, waxberry tongue, loss of appetite, general discomfort, nausea and vomiting. Infants may have delirium and convulsions. Pharynx is red and swollen, and punctate or flaky secretions can be seen on tonsil. The soft palate is congested and edematous, and there may be red macular or bleeding spots large in grains of rice, that is, intramucosal rash, which usually appears before skin rash.
Second: rash is one of the most important symptoms of scarlet fever. Most of them appeared from the first day to the second day. Occasionally, the rash appeared later than the fifth day. It starts from behind the ear, at the bottom of neck and upper chest, spreads to the chest, back and upper limbs within one day, and finally to the lower limbs. A few of them need several days to spread to the whole body. The typical skin rash is a needle cap sized, dense and uniform spot like congestive red rash scattered on the basis of whole body skin congestion and redness. The hand pressure subsides completely and reappears after decompression. Occasionally "chicken skin" papules, severe poisoning can have bleeding rash, patients often feel itching. In the skin folds, such as armpit, elbow, groin visible rash dense linear, known as "parsimony line". Facial hyperemia flush, there can be a small amount of rash, mouth and nose around the contrast appears pale, known as "mouth pale circle.". At the beginning of the disease, the tongue was covered with white fur, and the nipples were red and swollen, protruding above the white fur, especially at the tip and edge of the tongue. After 2-3 days, the white fur began to fall off, the tongue surface was smooth and flesh red, and there may be superficial rupture, and the nipple was still protruding. The rash usually reaches its peak within 48 hours and disappears completely in 2-4 days. Severe cases can last for 5-7 days or more. Submandibular and cervical lymph nodes can be enlarged, tenderness, generally non suppurative. When the rash occurs, the body temperature is higher. When the rash spreads all over the body, the body temperature gradually drops, the poisoning symptoms disappear, and the rash recedes.
Third: the skin began to exfoliate within a week after the recovery period, and the sequence of exfoliation sites was consistent with that of eruption. The trunk is mostly furfural peeling, the palms and soles are thick with large membranous peeling, and the nail end chapped peeling is a typical manifestation. Desquamation lasted for 2-4 weeks without pigmentation.
matters needing attention
1. Patients with scarlet fever should be treated in isolation; During the epidemic period of scarlet fever, patients with suspected scarlet fever, acute pharyngitis and tonsillitis should be treated in isolation; The carrier can be treated with conventional therapeutic dose of penicillin until the culture turns negative to control the source of infection. 2. Close contact with scarlet fever patients should be closely observed and quarantined for 7-12 days. If conditions permit, pharyngeal culture or preventive administration of penicillin can be done. 3. Avoid crowded public places, especially children, during the epidemic period.
