In US, peptic ulcer disease affects 1% of population w/ ~ 54 000admitted to hospital annually w/ bleeding peptic ulcers. But only 10% of PUD pts present w/ upper abdominal pain. Prime causes are Helicobacter pylori infection (42%) & NSAID use (36%) https://t.co/0VvA7lI0MQ https://t.co/YWv4SDNVLC