PMC6675968_01
Upper endoscopy image showing normal oesophageal mucosa.
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PMC6675968_01_gr1.jpg
fig0005
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 ).