Problem: An 88 year old patient is brought to the ED for confusion that developed over the past 4 days. Family denies previous episodes of confusion or memory impairment and recent injury. Review of systems is negative except for recent urinary incontinence. The patient's medical history is positive for dyslipidemia and hypertension, which is controlled with lisinopril 10 mg daily. What is the most likely diagnosis? Looking for Assignment Help?