Inclusion Criteria:  Women who have given birth within the previous 12 weeks Admitted to the high-risk inpatient obstetrics unit for management of hypertension With headache or other neurological symptoms such as vision changes  Exclusion Criteria:  Acute ischemic stroke Intracerebral or subarachnoid hemorrhage Eclamptic seizures Any other neurological complication requiring transfer to the neurological intensive care unit or stroke stepdown unit History of Reynaud's syndrome