Inclusion criteria
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1. Eczema patient group
Inclusion criteria:
(1)Patients with eczema diagnosed by western medicine;
(2)The functions of the heart, liver, lung, kidney and other important organs are basically normal;
(3)Participate in this study voluntarily and sign the informed consent form (patients under 18 years old need to be signed by a guardian at the same time).
2. Patients with eczema wet syndrome group
Inclusion criteria:
(1)Patients with eczema in western medicine and syndrome differentiation in Traditional Chinese medicine meet the criteria for determining wet syndrome;
(2)The functions of the heart, liver, lung, kidney and other important organs are basically normal;
(3)Participate in this study voluntarily and sign the informed consent form (patients under 18 years old need to be signed by a guardian at the same time).
3. Healthy control group
Inclusion criteria:
(1)Routine physical examination and stool routine were normal;
(2)Regular defecation, no history of diarrhea or other gastrointestinal diseases in the past 1 month;
(3)Subjects sign written informed consent to participate in this study (patients under the age of 18 shall be signed by their parents or guardians).
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Exclusion criteria:
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1. Eczema patient group
Exclusion criteria:
(1) Metabolic diseases (such as hypertension, diabetes, etc.), cardiovascular and cerebrovascular diseases, Parkinson's disease, infection, malignant tumors, liver/kidney diseases;
(2) Gastrointestinal and hepatobiliary inflammatory diseases, gastrointestinal diseases, tuberculosis, parasites, etc.;
(3) Special population: pregnant/lactating women, mental patients, etc.;
(4) Combined with other skin diseases that need treatment, such as psoriasis, alopecia areata, scabies, etc.;
(5) Patients who had received immunosuppressants, microecological preparations, glucocorticoids or antibiotics within 12 weeks.
(6) Patients with a history of smoking in half a year.
2. Patients with eczema wet syndrome group
Exclusion criteria:
(1) Metabolic diseases (such as hypertension, diabetes, etc.), cardiovascular and cerebrovascular diseases, Parkinson's disease, infection, malignant tumors, liver/kidney diseases;
(2) Gastrointestinal and hepatobiliary inflammatory diseases, gastrointestinal diseases, tuberculosis, parasites, etc.;
(3) Special population: pregnant/lactating women, mental patients, etc.;
(4) Combined with other skin diseases that need treatment, such as psoriasis, alopecia areata, scabies, etc.;
(5) Patients who had received immunosuppressants, microecological preparations, glucocorticoids or antibiotics within 12 weeks.
(6) Patients with a history of smoking in half a year.
3. Healthy control group
Exclusion criteria:
(1) An individual or his or her immediate family member has a history of allergic diseases, such as asthma, allergic rhinitis, allergic conjunctivitis, urticaria, eczema, etc.;
(2) Have taken antibiotics and microecological preparations in the past 1 month;
(3) Pregnant or lactating women.
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