In some children with ventricular septal defect, the defect will close on its own as the child grows. Medical Treatment If a larger ventricular septal defect is causing symptoms, your child's health care provider may prescribe medication.
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.
Air then flows from an area of higher pressure to one of lower pressure. As the diaphragm and intercostal muscles work to increase the size of the thorax, intrathoracic pressure decreases below atmospheric pressure and air moves into the lungs.