Comet Tail Sign is Seen in?
Comet Tail Sign is seen in Round atelectasis which is a round/oval subpleural opacity in posterolateral pa of lower lobes with converging vessels and airways entering the opacity in a helical fashion usually giving rise to comet tail sign. Flat waist sign is seen in left lower lobe collapse. Golden S sign is seen in right upper lobe collapse due to bronchogenic carcinoma. Spine sign is seen in left lower lobe consolidation. Comet tail sign
Lower Lobe Collapse
Round Atelectasis
Right Upper Lobe Collapse
Left Lower Lobe Consolidation
Respiratory Radiology