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CMC Ed Masters
Ped EM Morsels
Basics
P Waves
Sinus
Not sinus
Absent
PR interval
Short PR
Prolonged PR
Variable PR
QRS
Wide
Axis
>
LAD
RAD
Amplitude
>
High Voltage
Low Voltage
Alternans
R Wave Progression
Pathological Q waves
ST Segments
ST Elevation
ST Depression
T Waves
Flat, Bifid, or Notched
Inverted
QT intervals
Prolonged QT
Short QT
Patterns
STEMI
Pulmonary Embolism
Ventricular Hypertrophy
Pulmonary Disease
ST-T Patterns
Electrolyte Abnormalities
Cases
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Case 1
Case 2
Case 3
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Case 6
Case 7
Case 8
Case 9
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Case 13
Case 14
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Case 17
Case 18
Case 19
Interpreter
PR Interval
P-R interval is measured from the onset of the P to the onset of the QRS
Normal P-R: from 0.12 – 0.20 s (between 3 and 5 little boxes)
May be normal up to 0.22 s with sinus bradycardia
Less than Three Boxes
Greater than 5 boxes
Variable PR
Home
About Us
EM GuideWire
CMC Ed Masters
Ped EM Morsels
Basics
P Waves
Sinus
Not sinus
Absent
PR interval
Short PR
Prolonged PR
Variable PR
QRS
Wide
Axis
>
LAD
RAD
Amplitude
>
High Voltage
Low Voltage
Alternans
R Wave Progression
Pathological Q waves
ST Segments
ST Elevation
ST Depression
T Waves
Flat, Bifid, or Notched
Inverted
QT intervals
Prolonged QT
Short QT
Patterns
STEMI
Pulmonary Embolism
Ventricular Hypertrophy
Pulmonary Disease
ST-T Patterns
Electrolyte Abnormalities
Cases
>
Case 1
Case 2
Case 3
Case 4
Case 5
Case 6
Case 7
Case 8
Case 9
Case 10
Case 11
Case 12
Case 13
Case 14
Case 15
Case 16
Case 17
Case 18
Case 19
Interpreter