Fiberoptic esophagoscopy on a 46-year-old alcoholic patient with intermittent hematemesis (vomiting blood) shows serpiginous elevations of the esophageal mucosa by dilated submucosal veins. what does your patient have?
A) Esophageal varices
B) Esophageal cancer
C) Esophageal ulcers
D) Esophageal stricture