Dermatology Hospital of Chinese Academy of Medical Sciences
Yang Xueyuan
(Chief Physician) Review
Dermatology Hospital of Chinese Academy of Medical Sciences
The exact meaning of sensitive skin has not yet been agreed.It is generally believed that sensitive skin is a highly intolerant skin state, which is easily provoked by various factors to produce tingling, burning, tightnessitchMultifactor syndrome with normal skin appearance or mildDesquamation, erythema and dryness.
Sensitive skin and "skin allergy" are two different concepts. Skin allergy is aallergy, byallergenAfter entering the body, it will prompt the body to produce corresponding antibodies, which will triggerAntigen antibody reaction, manifested as erythemapapule、WhealAnd other clinical objective signs, often accompanied by itching.Sensitive skin is usually sensitive to irritationToleranceIt decreases, and a series of abnormal sensory reactions appear, most of which lack objective signs. Although the mechanism of its occurrence is not very clear, it is generally believed that it is not accompanied by immune or allergic mechanisms.
TCM disease name
Sensitive skin
Foreign name
sensitive skin
Visiting department
the skin department
Common causes
Endogenous factors such as gender, genetics, endocrine factors, diseases, etc
common symptom
Conscious itching, tingling, needling, burning and tightness
The cause of sensitive skin is not completely clear, and it is the result of multiple factors.It can be divided into endogenous factors such as race, age, sex, genetics, endocrine factors, some diseases, and exogenous factors such as chemistrymaterialStimulation, environmental factors, lifestylepsychological factorEtc.
1. Endogenous factors
(1) RaceBecause of the number of stratum corneum and intercellularAdhesion、MelaninThe quantity and volume ofSkin sensitivityThere are differences.
(2) AgeYoung people are more prone to skin sensitivity than old people, which may be due to the skin of the elderlysensory nerveDecreased function and nerve distribution.
(3) GenderGenerally, women are more sensitive to skin irritation than men, which may be due to the high pH value of women's skin and their poor buffering force for irritation.
(4) HereditySensitive skin Most individuals have sensitive skinfamily history。
(5) Endocrine factorMenstrual cycle can affect skin sensitivity.
(1) Chemical factorsSuch as cosmetics, soap, detergent, etc.
(2) Environmental factorsSuch as rapid changes in cold, heat and temperature, seasonal changes, air pollution, sunlight, etc.
(3) LifestyleSpicy food and alcohol can be aggravatedSkin reaction。
(4) Psychological factorsIncreased stress and emotional mobility often stimulate or exacerbate skin reactions.
clinical manifestation
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Patients with sensitive skin mostly show itching, tinglingacupunctureA feeling of burning and tightness.The severity varies, includingindividual difference。After using cosmetics, the discomfort is aggravated, and some people can not even tolerate any skin care products.It can appear minutes after use, hours or even days later.Sometimes visiblexerosis cutis, facial erythema, smallScale。Facial flushing is easy.Clinical types can be divided into:
1. Environmental
Common in white, dry and thin skin, mainly forenvironmental factorReactions occur, such as sensitivity to cold, hot, rapid temperature changes, etc.Can occur frequentlyFacial flushing。
2. Cosmetic type
It mainly reacts to cosmetics.
3. Very sensitive
yesExogenousFactors such as cosmetics, environmental factors andendogenousAll factors can cause serious reactions.
For the treatment of general sensitive skin, the first thing is to avoid re stimulation, and try to reduce facial steaming, massage, exfoliation and other cosmetic measures.Cosmetics designed for sensitive skin can be selected, which often contain vitamin Bfive, carboxymethylBeta glucanEtc.Because the skin is dry, it can be used with appropriate proportionlipidMoisturizing products.For patients with serious symptoms that affect their daily life, they can take orallyAntihistamine, external use of non hormone anti-inflammatory drugs to alleviate symptoms.
prevention
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Sensitivity toskin% of individuals should use simple ingredients, less or no allergens anda stimulusCosmetics.In daily skin care, adhere to the following threebasic principle: Use mild, non irritating detergent andHumectant;Keep skin hydrated to maintain healthy cuticle function;Supplement skin oil to strengthen skin barrier.