[Hepatopulmonary syndrome].

Liver diseases affect lungs. Pulmonary vascular diseases are observed in hepatic diseases and portal hypertension have a wide spectrum that varies from intrapulmonary vascular dilatation to increased pulmonary vascular resistance with pulmonary hypertension. Hepatopulmonary syndrome is a syndrome characterized portal hypertension, intrapulmonary vascular dilatation and abnormal oxygenation (hypoxaemia). This review summarizes the clinicopathologic features, diagnostic criteria, and management of hepatopulmonary syndrome.