Doctors with black patients need to think twice before indulging in humor, as a Tennessee doctor recently learned: A Mid-South woman has filed a complaint with the Tennessee Department of Health after she said the doctor she went to see for back pain gave her an insulting diagnosis. “He said ‘I know what the problem is. It’s ghetto booty,’” said 55-year-old Terry Ragland about what she was told by Dr. Timothy Sweo in April. “I think I blacked out after he said ghetto booty. I think my mind was just stuck on the phrase because I couldn’t believe he said...