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Early warning signs include a sudden fever, pounding headache, vomiting, sensitivity to light, and a rash that doesn't fade when pressed. "We call it a petechial rash because it looks like broken ...

Our preliminary observations suggested that antibodies that bind to ganglionic receptors may be useful diagnostic markers of various forms of autoimmune autonomic neuropathy and that they may be ...

It can also cause a rash that does not fade when pressed. “We call it a petechial rash because it looks like broken blood vessels underneath the skin,” Dr. Burch said.

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It can also cause a rash that does not fade when pressed. “We call it a petechial rash because it looks like broken blood vessels underneath the skin,” Burch said.

It can also cause a rash that does not fade when pressed. “We call it a petechial rash because it looks like broken blood vessels underneath the skin,” Burch said.