The patient is a 67-year-old man who presents to the ED with shortness of breath and a sudden weight gain of 8 pounds. The patient has a history of end-stage renal disease and hypertensive heart disease. He is admitted with an acute exacerbation of systolic congestive heart failure. What is the coding and sequencing for the diagnoses in this case?
A. I50.23, I13.2, N18.6
B. I50.23, N18.6
C. I13.2, N18.6
D. I13.2, N18.6, I50.23