My Husband Who Has A Caridac History,A Fib Controlled By

My husband who has a caridac history,A Fib controlled by Tikosyn, Perm Pacer, cardiac cath number 9 2 weeks ago, alll vessels clear, 2 stents from previous caths, 3.9 cm abdominal aortic aneurysm and thoracic aorta dilatation , had been experiencing sudden onset of numbness and weakness of both hands, dizziness,sometimes accompanied by pain across upper abdomen below diaphragm. 2 recent eposodes were accompanied by pain across chest,last one relieved by nitro. Seeing endocrinologist for occasional low blood sugar. Last episode of numbness etc blood sugar was 121. Any ideas?