Acute cerebellar ataxia associated with intermittent ECG pattern

Male patient, 56 years old, white, uncontrolled hypertension, was admitted to our emergency department (ED) with reports of sudden dizziness, headache of abrupt onset, nausea, vomiting and weakness in the lower limbs.
Physical examination drew attention to the presence of manifestations suggestive of cerebellar syndrome: impaired coordination in the trunk or arms and legs, inability to coordinate balance, gait, extremity, uncontrolled or repetitive eye movements, (nystagmus), dyssynergia, dysmetria, dysdiadochokinesia, dysarthria (cerebellar ataxia).

Normal myocardial necrosis markers and normal electrolytes