A 55-year-old man presents to the emergency department complaining of epigastric pain that radiates to his back, nausea, and vomiting. Abdominal exam reveals epigastric tenderness and voluntary guarding, but no rebound tenderness or distention. Laboratory tests show a serum amylase of 1,075 U/L and a white blood cell count of 16,000 /mL. Abdominal radiograph shows several small bowel air-fluid levels. Which of the following historical factors likely contributed to the most likely diagnosis?
A. Alcohol abuse
B. Chronic corticosteroid use
C. Hypertriglyceridemia
D. Obesity