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What could be causing persistent, all-day nausea in a patient with a history of coronary artery bypass surgery and pacemaker implantation, whose abdominal ultrasound and CT scans are normal, but whose labs reveal an elevated creatinine of 1.92 and a low Vitamin B12 level of 163, alongside an endoscopy finding of acid reflux?
What could be causing persistent, all-day nausea in a patient with a history of coronary artery bypass surgery and pacemaker implantation, whose abdominal ultrasound and CT scans are normal, but whose labs reveal an elevated creatinine of 1.92 and a low Vitamin B12 level of 163, alongside an endoscopy finding of acid reflux?
Answered 9 days ago