垂体柄病变是临床上的少见病，其病因复杂，病理特点多样，临床表现有的十分相似，鉴别诊断比较困难。近年来，随着核磁共振检查的普及，垂体柄病变检出率明显增高，因此，正确认识垂体柄病变的病因、病理、影像学特点对明确诊断和选择正确的治疗手段至关重要。该文按发病机制的不同对垂体柄病变予以综述，以供临床参考。“,”Pituitary stalk lesion is a rare disease in clinical .Because of the complicated etiology and similar pathological characteristics and clinical manifestations,it is particularly hard for clinical differentiation and diagnosis.In recent years,along with the application of magnetic resonance imaging,the detection rate of pituitary stalk lesions has been significantly increasing .Thus it is vital to sum up such lesions′etiological agents,pathological and imaging features for the choice of right treatments.Here is to make a review of the three types of pituitary stalk lesions based on different pathogenic mechanisms ,for the clinical reference.