本文叙述了支气管激发试验的改良方法,用豕草花粉提取液作为过敏原。试验对象是40例8—9月发病的哮喘病人。豕草花粉皮试阳性的17例中,激发试验也显示阳性的16例;皮试阴性的23例中激发试验阳性8例。统计学说明支气管激发试验较皮试法有显著优越性。 This article describes an improved method of bronchial provocation testing using hay fever pollen extract as an allergen. The subjects were 40 patients with asthma onset from August to September. In 17 cases of hay fever pollen skin test, 16 cases were also positive in provocation test, and 8 cases were negative in 23 cases. Statistics show that the bronchial provocation test has significant advantages over the skin test.