1 Brit pint is equal to 0.568 litre, 1 US pint to 0.473 litre. 2. (Units) a unit of dry measure of capacity equal to one half of a quart. 1 US dry pint is equal to one sixty-fourth of a US bushel or 0.5506 litre. 3. a measure having such a capacity. 4.
A pulmonary infiltrate is a substance denser than air, such as pus, blood, or protein, which lingers within the parenchyma of the lungs. Pulmonary infiltrates are associated with pneumonia, tuberculosis, and nocardiosis. Pulmonary infiltrates can be observed on a chest radiograph.
A pneumothorax is a collection of free air in the chest cavity (thoracic cavity) that causes the lung to collapse. Pneumothorax may occur on its own in the absence of underlying disease; this is termed spontaneous pneumothorax. Pneumothorax may also occur as a consequence of an injury or underlying lung disease.