(A) CT, axial view shows blood and contrast within the right sphenoid sinus (blue arrows) with linear fracture of the lateral wall of the right sphenoid sinus (black arrows), R: right, L: left. (B) CT, coronal view view shows blood and contrast within the right sphenoid sinus (blue arrows) with linear fracture of the lateral wall of the right sphenoid sinus (black arrows), R: right, L: left.