CHARACTERISTICS OF ECG AT DIFFERENT CONDITION

CHARACTERISTICS OF ECG AT DIFFERENT CONDITION

1.Hypokalemia-

*Depressed upslopping ST segments

*low T wave

*prominent U wave

2.Hypokalemia with T U fusion -

*Depressed upslopping ST segments

*Tent like symmetric Wide T wave

*apparent long QT interval

3.Digitalis -

*Bowl shaped ST segments

*low amplitude T wave

*prominent U wave

*Short QT interval

4.Hyperkalemia

*Tall T wave

*Wide QRS

*Long PR interval

5.Hypocalcemia-

*long Straight ST segments

*normal T wave

*long QT interval

6.Hypercalcemia

*Abbreviated ST segments

*Short or normal QT interval

7.Atrial arrhythmia

8.junctional rhythm

9.Ventricular arrhythmia

10.Conduction block

11.Ventricular hypertrophy

12.myocardial infarction

13.First degree heart block

14.second degree heart block

15.Third degree heart block

ABNORMAL ECG VS ETIOLOGY

Delayed or absent R wave progression

1.anterior or anteroceptal MI

2.COPD

3.LVH or RVH

4. Left anterior fascicular block

5.Electrode misplacement

Reverse R WAVE progression

1.RBBB

2.RVH

3.Dextrocardia

ST segments elevation

1.RBBB

2.LVH

3.pericarditis

4.LV aneurysm

5.Vasospasm

6.sever hyperkalemia

7.hypothermia

ST segments depression

1.Ischemia/infarction

2.Tachycardia

3.Digoxin

4.hypokalemia

5.LBBB/RBBB/IVCD

6. LVH/RVH

Inverted T WAVE, Fattened or biphasic T wave

1.Ischemia/infarction

2.Tachycardia

3.Digoxin

4.hypokalemia

5.LBBB/RBBB/IVCD

6. LVH/RVH

7.Intracranial hemorrhage

Peaked T wave

1.Hyperkalemia

2.acute MI

Low voltage

1.obesity

2.pericardial effusion

3.COPD

4.myocardial infiltration

5.hypothyrodism

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