This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All of the following diseases are having a strong asscoiation with peptic ulcer disease, EXCEPT: 
Select and explain. 
A. COPD, B. Coronary aery disease, C. Chronic renal failure, D. Nephrolithiasis
B: Coronary aery disease
Answer: B: Coronary aery disease 
Explanation: Diseases with strong association with peptic ulcer disease (1) systemic mastocytosis, (2) chronic pulmonary disease, (3) chronic renal failure, (4) cirrhosis, (5) nephrolithiasis, and (6) alpha 1-antitrypsin deficiency. Diseases with a possible association are (1) hyperparathyroidism, (2) coronary aery disease, (3) polycythemia vera, and (4) chronic pancreatitis. Ref: Harrisons principles of internal medicine, 18th edition, Page: 2444