HERE IS A GOOD ONE:
THE NBME has to make sure your hospital doesn't get hit with a lawsuit if you miss this one:
Case: A diabetes patient of yours suddenly complains of exophthalmosis (eye popping out) and headache, sinus pain, and fever.) If you are an expert, you can already guess before you see under a microscope:
90 degree NONseptate hyphae under methenamine silver stain.
Bug and drug please?