Previous normal chest x-ray (left) and CHF stage II with perihilar haze (right). On the left another patient with congestive heart failure. The lateral view nicely demonstrates the increased diameter of the pulmonary vessels and the hazy contours. Notice also the septal lines and the accentuated interstitium. Furthermore the fissura major is markedly thickened. #Clinical #Radiology #CXR #Lateral #CHF #Vascular #Engorgement #Thickening #RadiologyAssistant