Sickle-cell anemia tied to cognitive impairment

Patients show deficits in standardized tests

By Nathan Seppa, 15:41 PM May 11, 2010

People with sickle-cell anemia harbor cognitive deficits that show up as lower-than-average scores on IQ tests, a new study suggests. The poor performance comes even when MRI scans show no brain damage and the patients have no other complications from the disease apart from anemia and pain, researchers report in the May 12 Journal of the American Medical Association.

"These neurocognitive effects are an invisible complication of the central nervous system in sickle-cell disease," says Sami...

Source URL: