X-ray
Figure 2 Red arro...
Frontal
Figure 2 Red arrows labelling the deep sulcus sign on the right.
System: Chest
Modality: X-ray (Frontal)

- “ Deep sulcus sign depicts pneumothorax in the supine position as air ascends to the non-dependent pleural space outlining the anterior costophrenic...”

View full size version of Deep sulcus sign - pneumothorax

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