Background
Metabolic conditions, including hyperglycemia, can have various neurological presentations.
Hemiballismus hemichorea is a rare manifestation reported to occur with severe hyperglycemia and is reversed in most cases with control of sugars.
Case Report
We present a case of a patient with no known diabetes history who presented with uncontrolled jerky movements of one-half of her body, which resolved with achievement of euglycemia.
Conclusions
Important differential diagnoses that need to be evaluated are discussed.