1, what are the symptoms of skin allergy
1, the introduction of skin allergy
Skin allergy is a kind of hypersensitivity reaction, that is, the body is subjected to a certain kind of stimulus or pathogens will be excessively secretion of antibodies. Genetic factors account for a large part of the reason, so the skin is allergic to iron is no cure. If you are allergic to iron, go to the drugstore and buy allergy medication immediately. Don't have too much contact with iron, and if you wear earrings, choose silver or gold ones, or don't wear earrings. If you don't have the money to buy a silver watch, you can only look at your cell phone. Or take anti-allergy medicine in advance, and then wear the metal will not have a reaction.
2, skin allergies should check allergens
The treatment of allergic reactions requires a thorough investigation of allergens, but often there will be some difficulty, you can generally use intradermal injection or puncture method for testing, in the detection of allergens should be careful to avoid re-exposure. Therefore, patients should pay attention to avoid contact with allergy-inducing substances, not to mention not to eat shrimp and fish and other seafood, so as not to cause the recurrence of allergic reactions. Patients should also pay attention to the use of relevant drugs to improve their own immune system in a timely manner, after the relief can be completely cured.
3, skin allergy symptoms
Anaphylactic shock reaction: respiratory obstruction symptoms: caused by laryngeal edema, tracheal and bronchial spasm and pulmonary edema. The symptoms are chest tightness, palpitation, laryngeal blockage, dyspnea and red face, accompanied by a sense of imminent danger, dry mouth, dizziness, numbness of the face and limbs. Microcirculation disorder: caused by extensive dilation of microvessels. The symptoms include pallor, agitation, chills, cold sweat, weak pulse and drop in blood pressure. Central nervous system symptoms: caused by lack of oxygen in the brain. The symptoms include loss of consciousness, coma, convulsions and incontinence. Skin allergic reactions:such as itching, urticaria and other kinds of rashes.
Hematologic-like reactions. The distinction between the types of reactions in this group depends mainly on the changes in blood tests. The main symptoms include: granulocytopenia or deficiency, thrombocytopenia, aplastic anemia, hemolytic anemia, and megaloblastic anemia.
Serotonin-like reaction. The symptoms of the reaction are mainly serum sickness-like changes, with sudden widespread erythema and urticaria-like rash, and may be accompanied by fever, arthralgia and lymphatic swelling.
2, what is the cause of skin allergies
Seasonal skin sensitivity: some people every seasonal change will appear more serious skin allergies: dry, itchy, peeling, red spots. Skin sensitivity is related to dry skin, but also related to the environment, climate, age, food, cosmetics.
Cosmetic allergies: Certain ingredients in cosmetics can trigger skin allergies by stimulating skin cells and causing them to produce antibodies, which can lead to allergies. If the skin allergy is caused by improper use of cosmetics, you can't use ointment for general skin diseases, otherwise, it will cause skin roughness, discoloration and aggravate skin diseases.
Neurodermatitis: neurodermatitis is a common itchy skin disease in adults, the cause of the disease is generally believed to be related to mental factors, such as emotional excitement, work overstress, worry and anxiety, etc., intense itching for the characteristics of this disease, mostly in the scratching of the skin thickening, but the boundaries of the clear, no scales. Early light red, and later localized hyperpigmentation, preferably in the neck, behind the elbow, buttocks and calf side.
Peach blossom ringworm: Peach blossom ringworm is a kind of skin allergic reaction, the face will appear some light red, round small red spots, itchy, but also a little peeling, due to often occur in the spring season, so it is called "peach blossom ringworm".
3, skin allergies
Avoid using too hot water to clean the skin: for the face, the first thing you should pay attention to is the temperature of the wash water. Whether it is too hot or too cold water temperature will bring negative effects to our face skin, so in the face wash, you should try to choose about 20 degrees of lukewarm water.
Suspend the use of makeup remover: the texture of the makeup remover is moisturizing, and when emulsified, it will take away the oil on the surface of the skin, destroying the sebaceous membrane and drying out the skin. The emulsification is not complete and can cause pimples, so don't use makeup remover at the beginning of the season, use a gentle makeup remover and makeup remover instead!
Discontinue using high-functioning products: High-functioning products contain higher concentrations of active ingredients, such as vitamin A, niacinamide, or acidic ingredients, which can aggravate skin irritation when your skin is unstable, so it's best to wait until you've repaired your sensitivity before you start using them.
Avoid irritating skin care products: For people with sensitive skin, using skin care products that contain irritating ingredients will inevitably lead to skin allergies. For other skin types, if you do not take into account the actual situation of the skin type, blindly use the skin care products containing harsh ingredients, it will also stimulate the subcutaneous blood vessels, so that the skin allergy symptoms.
4, cosmetic allergy symptoms
1, cosmetic pigmentation: about 10%-15% of cosmetic dermatosis. In the use of cosmetics 1-4 months, gradually appeared light brown or brown dense spots, to the eyes and cheeks more common.
2, cosmetic acne: about 3.5%-10% of the cosmetic disease varies. In the use of cosmetics 1 week to 1 month after the onset, manifested in the rubbing parts of the acne, stop using cosmetics will subside, and then use the recurrence.
3, cosmetics lipstick disease: in the use of lipstick appeared after dry lips, flaking and rough changes, stop using the lipstick is gradually return to normal.
4, cosmetic hair damage: cosmetic hair damage can be manifested as changes in hair quality and breakage, forked, brittle texture, loss of luster, can also occur to varying degrees of hair loss.
5, cosmetic nail damage: including nail plate damage and peri-nail soft tissue damage in two parts, manifested as brittle nail texture, loss of luster, nail plate deformation, softening and peeling, etc., if not treated in a timely manner can cause unsightly gray nails.