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Fig. 1 | BMC Gastroenterology

Fig. 1

From: Bleeding ‘downhill’ esophageal varices associated with benign superior vena cava obstruction: case report and literature review

Fig. 1

a Esophagogastroduodenoscopy in a patient with superior vena cava obstruction demonstrating varices in the proximal esophagus (white arrows), with overlying red wales (black arrowhead) and a fibrin plug (‘nipple sign’) (white arrowhead), indicating recent hemorrhage. b Venography of the superior vena cava showing a tunneled dialysis catheter (white arrow) with an adjacent superior vena cava stenosis (black arrow)

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