case_images: PMC6675968_01
case_images: Upper endoscopy image showing normal oesophageal mucosa.
case_images: gr1.jpg
case_images: PMC6675968_01_gr1.jpg
case_images: fig0005
case_images: CT of the neck. Contrast leakage was seen within the previously hypodense collection at the left paravertebral region, and the contrast media is seen tracking into the left submandibular space superiorly and inferiorly, until the level of T1 (Fig. 5 ).