Procaine Allergy Test

The procaine allergy test is a method of immunological detection by means of the reaction of an antigen or an antibody in the skin or on the skin. Test whether the drug user is allergic to procaine. Procaine is a local anesthetic. After administration, the patient can be operated with complete waking and partial painlessness. The low concentration of procaine is slowly inhibited by the vein and has mild inhibition and analgesia to the central nervous system. Antispasmodic and anti-allergic effects. It can be used for the treatment of gastric ulcers and skin diseases. Very few patients can develop allergic reactions after medication, showing dermatitis, rhinitis, conjunctivitis, collapse, purpura and convulsions, individual patients with pulmonary edema, asthma, and even shock and other allergic reactions. Basic Information Specialist classification: skin examination classification: immune examination Applicable gender: whether men and women apply fasting: not fasting Analysis results: Below normal: Normal value: no Above normal: negative: normal. Positive: No relevant information. Tips: You should actively cooperate with the doctor and strictly follow the doctor's requirements for medication and operation. Normal value It is completely awake and has no pain and no allergic reactions. Clinical significance Within 15 to 30 minutes after the positive injection, local skin appears redness (hard liver is greater than 1cm); skin rash, itching, dermatitis, conjunctivitis, stomatitis, laryngeal edema, nausea, dizziness, palpitations and even blood pressure drop, severe irritability Uneasy, pale, sweaty, coma, cyanosis, difficulty breathing, and even death. Abnormal results Very few patients can develop allergic reactions after medication, showing dermatitis, rhinitis, conjunctivitis, collapse, purpura and convulsions, individual patients with pulmonary edema, asthma, and even shock and other allergic reactions. The person in need of examination can make the patient perform surgery under the condition of complete waking and partial painlessness. The low concentration of procaine is mildly inhibited, analgesic, antispasmodic and anti-allergic to the central nervous system after slow intravenous instillation. effect. Positive results may be diseases: rhinitis, conjunctivitis, dermatitis considerations (1) When the dosage is too large or is quickly injected into the blood vessel with a concentrated solution, it may cause nausea, sweating, pulse rate, difficulty in breathing, facial flushing, convulsions, excitement, and convulsions. For convulsions, you can be treated with a different type of barbital. (2) There is often a drop in blood pressure during spinal anesthesia. It can be prevented by intramuscular injection of ephedrine 15-20 mg before anesthesia. (3) Sometimes anaphylactic shock occurs, the patient should be asked about the history of allergies before medication, and patients with allergic constitution should be tested intradermally (0.25% solution 0.1ml intradermal injection). (4) It is not suitable to be compatible with glucose solution, because it can reduce its local anesthetic effect. Contraindications before inspection: The test site should be cleaned and strictly disinfected to prevent non-specific reactions or infections caused by unclean skin. Requirements for examination: It is necessary to actively cooperate with the doctor and strictly follow the doctor's requirements for medication and operation. Inspection process The most common part of the skin test is the curved side of the forearm, so the skin is smooth and delicate, and it is easy to test and observe the results. According to the normal practice, the left and right arms are tested on one side and the other side as a control. Upper arm or back skin can also be used if needed. Specific test methods can be divided into intracutaneous test, prick test and patch test. Not suitable for the crowd Inappropriate people: Skin tests should not be performed when the skin is suffering from eczema, infection, dermatitis or trauma. Skin tests should not be performed on patients who are taking immunosuppressants or antihistamines on a recent or recent basis. Adverse reactions and risks No related complications or hazards.