By Laura NathanDoubting your diagnosis? Read on to find out what you might really
Sometimes even the best doctors miss the mark: About 40 percent of all
mistakes that M.D.s make are misdiagnoses, says the National Patient Safety
Foundation. That's because many ailments have similar symptoms or can be
detected only with tests that your physician might consider unnecessary if he's
confident in his verdict. If you're in the know about often-confused
conditions, though, you can ask the right...