CHEST X-RAY (CXR) / MASTERCLASS, Respiratory, Thorax / By COURSES TopicsCXRMediaReferences Topics CXR PA / AP viewsCXR: ABCDEThe Cardio-Thoracic Ratio (CTR) greater than 1:2 (50%) is considered abnormal.The carina represents the inferior termination of the trachea into the right and left main bronchi.ChilaiditiPTx 3 treatments – Venflon, Seldinger, SurgicalHemothorax, Pleural Effusion, EmpyemaNG Tube/Ryles Tube – Position, Indications, Tests Media Normal CXR Ryles RMM Ryles Tube PTx Pleural Effusion AUD AUD References CXR AXR