As cholera rampages through Haiti, some epidemiologists are warning that the country could face more than half a million cases over the coming year. Yet tracking and treating the disease is proving increasingly difficult as civil unrest grips the county.rnRoughly 20,000 clinical cases, and 1,100 deaths, have officially been reported since the outbreak was first detected on 21 October in the Artibonite region of Haiti - figures likely to be underestimates, say epidemiologists,rngiven the many additional cases in the wider community. "It's spreading like wildfire," says Andrew Camilli, a cholera researcher at Tufts University School of Medicine in Boston, Massachusetts (see 'Epidemic proportions').
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