Azygoesophageal recess The most important mediastinal line to look for is the azygoesophageal line, which borders the azygoesophageal recess. This line is visible on most frontal CXRs. The causes of displacement of this line are summarized in the table. #Diagnosis #Radiology #CXR #Azygoesophageal #Recess #Displacement #Differential #RadiologyAssistant
