chest x-ray. posteroanterior view. two years after spontaneous pneumothorax.

anatomical anatomy angle anterior beam cavity changes chest clavicle clear clearly collapse costal costodiaphragmatic costophrenic delineated diaphragm diaphragmatic examination fields hemidiaphragms image imaging infiltration lung medical opacities parenchyma pathologic persistent phrenicocostal pleura pleural pleurectomy pneumothorax posterior posteroanterior projection projectional pulmonary radiograph radiographic radiography ray recess ribs right sharp signs sinuses skeleton spontaneous surgery thoracic vessels view