Figure 1
Lateral cervical X-ray showing soft tissue thickness of 30 mm in front of C5 (double arrow).
Figure 2
(A) Sagittal CT image with oral gastrografin administration showing a pre-vertebral hematoma displacing the pharynx (arrows). (B) Axial US image showing the slightly echoic collection pushing forward trachea and thyroid. (C) Sagittal T1-weighted image and (D) Axial T1-weighted image with fat saturation showing the retropharyngeal hematoma on day 7 with methemoglobin hyperintensity (arrows and asterisks).