Has anyone contracted the “human form of mad cow disease” in the United States?
No cases of vCJD have been connected to beef consumed in the United States. Classic CJD, or simply CJD, often is confused with vCJD because of similarities in the names for the different illnesses. According to the Centers for Disease Control and Prevention (CDC), “Classic CJD is not related to ‘mad cow disease.’” And, “Classic CJD also is distinct from variant CJD.