Tag: emerging disease

In Uganda, Another Outbreak of Nodding Syndrome, a Disease Epidemiologists Can't Explain

By Valerie Ross | December 27, 2011 4:50 pm

Nodding syndrome, a disease that has sickened more than a thousand children in northern Uganda since the summer, is named for its most distinctive symptom: involuntary, at times violent bobbing of the head, like someone repeatedly nodding yes or snapping out of a doze. Outbreaks of nodding syndrome cropped up in South Sudan this summer, in the same region of Uganda two years ago, in southern Sudan—not yet an independent nation—in 2001, and periodically in remote mountain villages in Tanzania. Nearly half a century has passed since the first reported case, but epidemiologists still have only a rudimentary understanding of this mysterious disease. They’ve found few hints as to what might cause it, and no effective treatments.

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