scarlet fever
Introduction
Scarlet hot erythema Scarletiniformerythema is an acute systemic or limited erythema. There are prodromal symptoms such as fever and sore throat before the onset. The pathogenesis of the disease is still unclear. Clinical manifestations of rash often appear suddenly, often accompanied by chills, high fever, headache, discomfort and other symptoms. The rash is edematous and bright red, broad and symmetrical, and the rash increases and merges with each other. basic knowledge The proportion of sickness: 0.01% Susceptible people: no specific population Mode of infection: contact infection Complications: glomerulonephritis
Cause
Scarlet fever erythema
Cause:
The cause is unknown, and some cases are related to drug allergies (sulfonamides, barbiturates, penicillins, salicylates, etc.), followed by certain viruses, hemolytic streptococcus, staphylococcus, etc., allergies or their toxins after infection. The role is related.
Pathogenesis
The pathogenesis is unknown, drug allergy, certain viruses, and the effects of allergies or toxins after cocci infection.
Prevention
Scarlet fever erythema prevention
Strengthen the regular disinfection in the nursing room. Patients with high fever should take physical cooling as much as possible, without using drugs to cool down and avoid drug allergy.
Complication
Scarlet fever-like erythema complications Complications glomerulonephritis
After hemolytic streptococcus invades the body, it often causes the immune response of the human immune system to occur, and the following complications can occur clinically:
1) Acute glomerulonephritis: Most of them are nephritis after streptococcal infection, and the main manifestations are hematuria, oliguria, edema and hypertension.
2) Rheumatic fever is closely related to hemolytic streptococcus: clinical manifestations are fever, migratory polyarthritis, carditis, mainly endocardial involvement, subcutaneous nodules, ring erythema, and chorea. Children with scarlet fever is a common disease, frequently-occurring, parents should closely observe, pay attention to the early manifestations of complications, timely treatment, so as not to delay the disease.
Symptom
Scarlet fever-like erythema symptoms Common symptoms Aversion to chills, high fever, itching, scaly, degenerative state, scarlet, hot face, rash-like rash
The rash often appears suddenly, often accompanied by chills, high fever, headache, discomfort and other symptoms. It begins as a small piece of erythema. It develops rapidly from the face, neck, upper limbs and trunk. It can be spread all over the body within 1 to 4 days. The rash is edematous. Bright red, wide and symmetrical, after the rash increases and increases, when the fusion reaches the climax, the whole body is covered with erythema, the limbs are swollen, the body is incomplete, and it resembles a scarlet hot rash, especially the wrinkles and the limbs are more obvious, but the patients are generally The situation is better, the systemic symptoms are milder than scarlet fever, and there are no other symptoms of scarlet fever. In a few cases, erythema is limited to the palm and ankle, consciously itching, tingling and burning sensation. After 2 to 6 days, the condition begins to improve and the body temperature gradually decreases. The color of the rash is lightened, followed by sputum or large piece of desquamation. The hair and nails of the rash can also fall off. The scales gradually become smaller and smaller, the skin gradually returns to normal, and the course of the disease is generally shorter. It does not exceed one month. The disease usually has no mucosa. The rash is also often free of visceral damage.
Examine
Scarlet hot erythema check
Clinical skin examination: rash often appears suddenly, often accompanied by symptoms such as chills, high fever, headache, and discomfort. Beginning as a small piece of erythema, it develops rapidly from the face, neck, upper limbs, and trunk. It can be spread all over the body in 1-4 days. The rash is edematous and bright red, broad and symmetrical. After the rash increases and increases, when the fused to the climax, the whole body is covered with erythema, the limbs are swollen, and the body is completely skinless, resembling a scarlet hot rash.
Laboratory tests: "ASO" examination, blood routine, C-reactive protein, ESR, and pharyngeal secretions were examined.
Diagnosis
Diagnosis and identification of scarlet fever erythema
According to its typical clinical manifestations and medical history, it can be diagnosed.
The disease needs to be differentiated from scarlet fever, the latter with severe systemic symptoms, significant flushing of the oral mucosa, swelling, and positive Schuitz-Chariton test.
