Cardiac Disease for Total Knee Replacement

You are reviewing a 71 year old male in the pre-anaesthetic clinic. He is scheduled for a total knee replacement in 2 weeks. Current medications: Frusemide 20mg daily Rivaroxaban 20mg daily Digoxin 125mcg daily Bisoprolol 10mg twice daily Sacubitril/valsartan 97/103mg twice daily Rosuvastatin 10mg daily Ezetimibe 10mg daily Investigations included: CXR ECG Iron studies Biochemistry Complete blood picture