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目的分析246例主诉青霉素阳性患者的真实性。方法对246例主诉青霉素皮试阳性或有应用过敏史患者运用从斑贴、点刺到不同浓度的皮内实验为患者进行重新测试。结果246例重新青霉素皮试阴性170例,阳性76例,分别占69.11%,30.89%。结论青霉素假阳性率很高,梯度试验安全、可靠,适用于鉴别阳性史患者的真实性。
Objective To analyze the authenticity of 246 cases of penicillin-positive patients. Methods A total of 246 patients complain of penicillin skin test or have allergy history were retested using patch test, puncture to different concentrations of intradermal test. Results The results of 246 cases of re-penicillin skin test negative 170 cases, 76 cases were positive, accounting for 69.11%, 30.89%. Conclusion The false positive rate of penicillin is high, and the gradient test is safe and reliable. It is suitable for identifying the authenticity of patients with positive history.