A 28-year-old woman with a history of type 1 diabetes mellitus | Uworld | Step 1

A 28-year-old woman with a history of type 1 diabetes mellitus comes to the hospital due to abdominal pain, nausea, and vomiting. She is found to have severe hyperglycemia, high anion gap metabolic acidosis, and an elevated beta-hydroxybutyrate level. While being evaluated in the emergency department, the patient develops involuntary, rhythmic jerking of her right upper extremity that lasts for about a minute. She remains fully alert during and after the event. The patient has never had similar symptoms in the past and has no other medical conditions. Physical examination shows no weakness or sensory loss in the right upper extremity.