Chagas — United States
A 31-year-old man who had recently received a diagnosis of human immunodeficiency virus (HIV) infection and acquired immunodeficiency syndrome [AIDS] presented to the emergency department with headache, confusion, and gait instability.
He had immigrated to the United States from El Salvador 6 years earlier. Fever (temperature, 38.9 deg C [102 deg F]) and an ataxic gait were noted on physical examination.
Laboratory test results were notable for a CD4 positive cell count of 60 per cubic
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