Acute Myocardial Infarction (MI)

Progression

• Initial versus subsequent visit
  
• Date of the initial MI
  
  • An initial MI is defined as occurring within the last 28 days
    
• The definition of a subsequent MI has changed in ICD-10
  
  • It is an additional MI if it occurred within 28 days of a previous MI
    
  • It is classified differently from an "old" MI (older than 28 days)

Location

• Wall-anterior, inferior, other
  
• Artery-LMCA, RCA, LCA, etc.
  

Acuity

• N/A
  

Name

• MI type-STEMI or NSTEMI
  
  • If documentation does not specify the type of MI (STEMI or NSTEMI), the default is NSTEMI
    

Necessary Procedures

• Was tPA administered in the current admission (current facility)
  
• Was tPA administered in a different facility within 24 hours of admission to the current facility
  

Other

• N/A
  

Why

• Specify conditions following an MI-post infarction angina, thrombosis of atrium or ventricle, etc.
  
• All comorbid conditions, underdosing of medications, tobacco history, etc.