OSAHS is a kind of the sleep-related breathing disorder,with lack of oxygen.OSAHS can induce many kinds of cardiovascular system diseases.Deep vein thrombosis and pulmonary embolism(deep vein thrombosis and/or pulmonary embolism,DVT and PE) is caused by deep vein thrombosis embolism pulmonary artery trunk or branch pulmonary disorder,potentially lethal diseases of the cardiovascular system.In recent years,researchers have found that OSAHS may have something to do with DVT-PE.So in this review,the relationship was summarized between OSAHS and DVT-PE in epidemiology,pathophysiology,assessment and treatment meas ures.