Obscuration of left hea border is suggestive of
Silhouette sign : Obscuration of a mediastinal border occurs by a pathology which is in close anatomical contact with it Obscuration of Rt Hea Border Rt Middle Lobe Pathology Obscuration of Left Hea Border Lingular Pathology Obscuration Of Aoic Knuckle Left Apicoposterior pathology Obscuration of Hemidiaphgrams Lower lobe pathologies
Pneumothorax
Pleural effusion
Right upper lobe collapse
Lingular pathology
Respiratory Radiology