Step/test | Minor procedures and/or without general anesthesia | Major procedures | ||
---|---|---|---|---|
Asymptomatic | Symptomatic | Asymptomatic | Symptomatic | |
CXR | No—if pulmonary exam and O2 sat normal | No—if pulmonary exam and O2 sat normal | Yes | Yes |
EKG | Yes | Yes | Yes | Yes |
Echo | No—if cardiac exam and vitals normal | No—if cardiac exam, NT-pro-BNP, and vitals normal | No—if cardiac exam, NT-pro-BNP, and vitals normal | Determined by H&P |
CMP | Yes | Yes | Yes | Yes |
CBC, with diff | Yes | Yes | Yes | Yes |
PTT | No | Consider based on severity of illness | Yes | Yes |
D-dimer | No | Yes | Yes | Yes |
Fibrinogen | No | Consider based on severity of illness | Yes | Yes |
NT-pro-BNP | No | Yes | Yes | Yes |
LDH, ferritin, prealbumin | No | Consider based on severity of illness | No | Consider based on severity of illness |