<prompt> A chest x ray with arrows showing Hilar vascular markings, Kerly B lines, Hazy Lt. Lung field. Diagnosis isMild congestive heart failurePleural effusionBronchiectasisEmphysema  <response>: A Mild congestive heart failure Bronchovasular markings made by blood vessels supplyiung nutrients to bronchi and bronchioles in lungs seen in pulmonary or respiratory infections. Kerly B lines represent interlobular septa present at lung bases on x ray seen in pulmonary oedema, lymphangitis, maligant lymphoma, viral and fungal pneumonia, pulmonary fibrosis. 