toxic erythema
Introduction
Introduction to toxic erythema Toxic erythema (toxicerythema), also known as toxic erythema or toxiceruption, is a systemic or localized erythema lesion caused by a variety of causes, common in children and young adults. basic knowledge The proportion of illness: 0.002%-0.005% Susceptible people: common in children and youth Mode of infection: non-infectious complication:
Cause
Toxic erythema
(1) Causes of the disease
The cause is still unclear, often food allergies, shellfish, fish, fruit (fish, shrimp, crab, strawberry, wine soaked bayberry, etc.), followed by drug allergy (barbital, sulfonamide, serum preparations, etc.) and certain bacteria , viral or systemic diseases (acute pharyngitis, tonsillitis, rheumatic fever, mononucleosis, brucellosis, pneumonia, meningitis, etc.).
(two) pathogenesis
The pathogenesis is still unclear. Some people think that it is food allergy, drug allergy and systemic or localized erythema damage caused by certain bacteria, viruses or systemic diseases.
Prevention
Toxic erythema prevention
Remove the cause, early diagnosis, early treatment, and those with infection can prevent infection early.
Complication
Toxic erythema complications Complication
Generally no complications.
Symptom
Toxic erythema symptoms Common symptoms Joint pain, spotted bleeding, scarlet fever, rash, itching, red tongue, chest tightness
The onset is more urgent, with facial, chest, upper arm and thigh. Significant, scarlet fever or measles-like erythema, fading of the pressure, isolated from the initial small erythema, rapidly expanding, fused into a piece, the color changes from bright red to dark red Itching, tingling or burning sensation, severe cases can affect the whole body, mucous membranes can also be affected, may have fever, headache and joint pain and other systemic symptoms.
Examine
Examination of toxic erythema
The small vasculature of the dermis is dilated and congested, surrounded by mononuclear cells, neutrophils and eosinophils.
Diagnosis
Diagnosis and diagnosis of toxic erythema
According to the acute onset, the form of rash, some food or infection before eating, the diagnosis is not difficult.
TCM pathogenesis and dialectic
1. Chinese medicine believes that due to the internal heat and dampness, the diet is out of date, so that the damp heat is poisoned into the blood of the camp, poisonous and evil, and caused by the skin.
2. TCM syndrome differentiation
Main card: acute attack, skin lesions flushed and swollen, sometimes a little bleeding, fever, headache, chest tightness, abdominal pain, short red urine, red tongue, greasy tongue, slippery pulse.
Dialectical: Damp heat and poison, hot into the camp blood.
It needs to be differentiated from scarlet fever erythema and measles-like erythema.
