Among the patients you've been assigned, who should you visit first?
1) The 53-year old man with type 2 diabetes mellitus, receiving glipizide (Glucotrol), and reporting lightheadedness and a headache
2) The 70-year old woman with type 2 diabetes mellitus, scheduled for surgery within the next hour, and an order for a capillary blood glucose level to be obtained prior to transport to the surgical suite
3) The 35-year old woman with type 1 diabetes mellitus, receiving combination insulin therapy, and eating a donut and drinking apple juice brought by a visitor