Every day, doctors are faced with patients who have symptoms that prove difficult to diagnose.
Patient Story: Every day, doctors are faced with patients with symptoms that prove difficult to diagnose. When healthy and active Larry Luitjens shows up in his doctor's office with some peculiar and frightening symptoms, his doctor is put to the test to find the cause and get him the treatment he desperately needs. Myth or Medicine: Are more medical tests likely to lead to a more accurate diagnosis? Second Opinion 5: Five things you can do to help your doctor diagnose you.