Why Doctors So Often Get It Wrong - New York Times

Studies of autopsies have shown that doctors seriously misdiagnose fatal illnesses about 20 percent of the time. So millions of patients are being treated for the wrong disease.

This is incredible. Misdiagnosis is apparently very common in the United States. This article argues that because there are no incentives that reward doctors and hospitals for making the correct diagnosis, not much is being done to address the high incidence of misdiagnosis, and patients are left paying the price.