放线菌病过去是较少见的,近几年来各地陆续发现。此病人与动物都可罹患,在临床上主要表现为一种慢性化脓性和肉芽增生性的病变。它的病源体,是散布在自然界或基于人体口腔内的放线状霉菌,其中以牛型放线菌为人类感染的主要菌,它与奴卡氏菌(Nocardia)同属放线菌目放线菌科,系厌氧、革兰氏阳性、非抗酸菌。放线菌的感染途径是通过内在或外在因素,侵犯人体各个器官。其好发部位为颌面部。我科两年来曾收治放线菌病三例,全发 Actinomycosis in the past is rare, one after another in recent years have been found. This patient and animal can suffer from, mainly in the clinical manifestations of a chronic suppurative and granulomatous lesions. Its pathogenic body, is dispersed in nature or based on the oral cavity of the mold-like actinomycetes, of which Actinomycetes bovine act as a major human infection, it is with Actinomycetes (Nocardia) Actinomycetes line Department of bacteria, Department of anaerobic, Gram-positive, non-acid-fast bacilli. Actinomycetes infection through internal or external factors, violations of various organs of the human body. Its predilection site for maxillofacial. Three years ago my department had admitted actinomycosis in three cases, all made