[Solved]: Marcus is feeling much better now that he is on the…

Marcus is feeling much better now that he is on the digoxin. His diagnosis has convinced him that he needs to start taking better care of himself. He starts walking every day and is almost at 4 miles a day. The last two days have been hot outside. After his walk, Marcus is feeling nauseous, lightheaded, and has heart palpitations. His wife is concerned he is dehydrated and takes him to the emergency room. His lab results are normal except for the following: K 3.2 mEq/mL, BUN 24 mg/dL, Cr 1.4 mg/dL, Digoxin 2.6 ng/mL. What are 2 concerns that you have when viewing these laboratory results? a. b.