NORMAL EKG/ECG READING TIMINGS
normal P Wave
Less than 0.12 seconds
normal PR interval
0.12-0.20 seconds
normal QRS complex
0.08-0.10 seconds
normal ST segment
Should be "isometric"/flat as possible (measured by elevation
vs depression)
normal T wave
Small hump (Tall = hyperkalemia, Flat =
hypokalemia/myocardial ischemia)
normal QT interval
0.33-0.44 seconds
normal P Wave
Less than 0.12 seconds
normal PR interval
0.12-0.20 seconds
normal QRS complex
0.08-0.10 seconds
normal ST segment
Should be "isometric"/flat as possible (measured by elevation
vs depression)
normal T wave
Small hump (Tall = hyperkalemia, Flat =
hypokalemia/myocardial ischemia)
normal QT interval
0.33-0.44 seconds