Rare Disease Turns Joints, Urine Black
2010/08/11 12:10:22 @FOXNews.com
Patients with alkaptonuria have 2,000 times the normal amount of homogentistic acid (HGA). HGA is converted into a black pigment that can turn tissue, muscle, cartilage, bone - and yes, even urine - black. [ VIEW FULL COVERAGE @FOXNews.com ] |