ECG rhythms

I. Supraventricular

1. Normal Sinus
2. Sinus Dysrhythmia
3. Sinus Bradycardia (<60)
4. Sinus Tachycardia (100-160)
   1. DDx: fever, hypoxia, anemia, hypovolemia, PE
5. Premature Atrial Contractions
6. MAT (100-180)
   1. DDx: COPD, CHF, sepsis, methylxanthine tox
7. A. Flutter (250-350)
8. A. Fib
   1. DDx: HTN, ACS, rheumatic HD, thyrotoxicosis
9. Paroxysmal supraventricular tachycardia (aka SVT or PSVT)

II. Junctional

1. (40-60)
2. DDx: CHF, HF, myocarditis, hyperkalemia, Digoxen Toxicity

III. Ventricular

1. PVCs
   1. Ddx: digoxin, CHF, hypokalemia, alkalosis, hypoxia, drugs
2. Accelerated Idioventricular Rhythms (AIVR)
3. Ventricular Tachycardia
4. Torsades de Pointes
5. Ventricular Fibrillation

IV. Conduction Disturbances

1. A. AV Block
   1. First Deg
   2. Second Deg
      1. Mobitz I (Wenckeback)
         1. Progressive prolongation
      2. Mobitz II
         1. Droped beat(s)
   3. Third Deg

V. Preterminal

1. PEA
2. Asystole

VI. Preexcitation Syndromes

1. WPW

See Also

• Antiarrhythmics
• ACLS (Main)
• ECG (Main)

Source

Tintinali