Source:

Steve Smith, 2010: Tachycardia must make you doubt an ACS or STEMI diagnosis; put it all in clinical context Dr Smith's ECG Blog [ECG]

• Sinus Tachycardia
• Hyperkalemia (6.9)
• Inferior ST Elevation
• Reciprocal ST Depression
• Old Inferior MI
• Type II MI
• Sepsis
• Inferior aneurysm