The presence of obsessions or compulsions, or both, are what distinguishes obsessive-compulsive disorder from other conditions. The obsessions or compulsions cause marked distress, are time-consuming, and interfere with a person's normal functioning.
(1989) concluded that everyone excretes stinky compounds in their urine after eating asparagus, and the only variation is in ability to smell them. Other papers using chemical tests and carefully controlled smelling tests show that there is variation in excretion of sulfur compounds in urine after eating asparagus.
Within a half-hour of consumption, some people notice their urine has acquired a very pungent odor, often compared to rotting cabbage, ammonia, or rotten eggs. The effects of asparagus on urine are generally fleeting and harmless, but it's not necessarily the consumer's finest hour, bodily excretion-wise.