用一种快速检测活体组织荧光光谱的技术,分析人口腔的恶性肿瘤、癌前病变、良性疾患和各种正常组织的氩激光激发自体荧光光谱,讨论以卟啉峰为特征诊断恶性肿瘤时,某些假阳性、假阴性病例产生的原因和鉴别的方法。 A rapid detection of fluorescence spectroscopy in living tissues was used to analyze the autofluorescence spectra of malignant tumors, precancerous lesions, benign disorders, and various normal tissues of the human oral cavity by argon laser excitation. When discussing the diagnosis of malignant tumors using porphyrin peak characteristics, The causes of some false positive and false negative cases and the method of identification.