The supine chest x-ray shows a deep sulcus sign on the left, which is a radiological sign seen in supine patients with pneumothorax. The deep sulcus sign represents lucency of the lateral costophrenic angle extending towards the hypochondrium.
The supine chest x-ray shows a deep sulcus sign on the left, which is a radiological sign seen in supine patients with pneumothorax. The deep sulcus sign represents lucency of the lateral costophrenic angle extending towards the hypochondrium.
