ECG #21

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Describe and interpret this ECG. [expand title=”Interpretation”]   Rate: Atrial = 280 min-1 Ventricular = 91 min-1 Rhythm: Atrial flutter with variable 2:1 and 4:1 block P waves:   Duration = 60 ms Amplitude = 0.1 mV PR interval: Duration =  120 ms Morphology = Normal QRS complex: Duration = 76 ms Axis = 68° Q Waves: III R wave progression: Normal […]

ECG #20

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Describe and interpret the following ECG. [expand title=”Interpretation”] Rate: Atrial = 141 min-1 Ventricular = 141 min-1 Rhythm: Sinus tachycardia P waves:   Duration = 120 ms Amplitude = 0.1 mV PR interval: Duration =  200 ms Morphology = Normal QRS complex: Duration = 146 ms Axis = 138° Q Waves: Nil R wave progression: Normal LV Hypertrophy [Sokolow; SV1 + (RV5 […]

ECG #19

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Describe and interpret this ECG. [expand title=”Interpretation”]   Rate: Atrial = 73 min-1 Ventricular = 73 min-1 Rhythm: Sinus P waves:   Duration = 80 ms Amplitude = 1 mV PR interval: Duration =  70 ms Morphology = Normal QRS complex: Duration = 156 ms Axis = -43° Q Waves: Nil R wave progression: Normal LV Hypertrophy [Sokolow; SV1 + (RV5 or RV6) > 35mm) or RI + […]

ECG #18

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Describe and interpret this ECG. [expand title=”Interpretation”]   Rate: Atrial = N/A Ventricular = 110 (88 – 167) min-1 Rhythm: Atrial fibrillation P waves:   Duration = N/A Amplitude = N/A PR interval: Duration =  N/A Morphology = N/A QRS complex: Duration = 144 ms Axis = 230° Q Waves: aVF R wave progression: Poor LV Hypertrophy [Sokolow; SV1 + (RV5 or RV6) […]

ECG #16

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Describe and interpret this ECG. [expand title=”Interpretation”]   Rate: Atrial = N/A Ventricular = 155 (115 – 176) min-1 Rhythm: Atrial fibrillation P waves:   Duration = N/A Amplitude = N/A PR interval: Duration =  N/A Morphology = N/A QRS complex: Duration = 86 ms Axis = 7° Q Waves: Nil R wave progression: Normal LV Hypertrophy [Sokolow; SV1 + (RV5 or RV6) […]