At least 1,200 veterans across the country have been mistakenly told by the Veterans Administration that they suffer from a fatal neurological disease.
One of the leaders of a Gulf War veterans group says panicked veterans from Alabama, Florida, Kansas, North Carolina, West Virginia and Wyoming have contacted the group about the error.
Denise Nichols, the vice president of the National Gulf War Resource Center, says the VA is blaming a coding error for the mistake.
Letters dated Aug. 12 were intended to notify veterans who have Lou Gehrig's disease of disability benefits available to them.
Calls to the VA were not immediately returned Monday.
Lou Gehrig's disease, or ALS, is a rapidly progressive disease that attacks the nerve cells responsible for controlling voluntary muscles.