A description of a systematic method for examining a chest X-ray, and a review of the relevant thoracic anatomy.\r<br>\r<br>Radiological features of pulmonary arterial hypertension.\r<br>\r<br>An explanation of alveolar vs. interstitial opacities, including cardiogenic and non-cardiogenic pulmonary edema, and the 3 types of interstitial patterns (reticular, .\r<br>\r<br>Images used under Creative Commons licence from: If you want to read more about CXR analysis: Many .