No cardiac effusion or ascites was detected, and the hepatic veins and inferior vena cava were patent under ultrasound.

One person can handle all operation, which saves time and energy, thereby suitable for diagnosis and treatment of clinical pleural effusion, seroperitoneum, cardiac effusion and deep cervical abscess.

Hepatic hydrothorax is defined as a significant pleural effusion (usually greater than 500 ml) in a cirrhotic patient, without an underlying pulmonary or cardiac disease.