Successful treatment of a rare subcutaneous emphysema after a blow-out fracture surgery using needle aspiration: A case report

Figure 2 A Follow up computed tomography scan 2 d postoperatively. The emphysema is seen in the form of scattered air bubbles in the left periorbital subcutaneous area (yellow arrow), indicating the “black eyebrow sign’. A: Sagittal view; B: Coronal view; C: Axial view.