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R Wave

Aka: R Wave, R Wave Progression, Poor R Progression, Tall R Wave in Lead V1
  1. See Also
    1. QRS Complex
    2. Electrocardiogram
    3. Cardiac Electrophysiology Anatomy
  2. Causes: Tall R Wave in Lead V1
    1. WPW Syndrome
    2. Right Bundle Branch Block
    3. Incomplete Right Bundle Branch Block (narrow QRS)
    4. Right Ventricular Hypertrophy
    5. Hypertrophic Cardiomyopathy
    6. Acute right ventricular dilatation in right ventricular strain pattern (e.g. massive Pulmonary Embolism)
    7. Posterior Myocardial Infarction
    8. Progressive Muscular Dystrophy
    9. Dextrocardia
    10. Misplaced precordial leads
    11. Normal variant in young healthy adult
    12. References
      1. Mattu (2018) Crit Dec Emerg Med 32(6):14
  3. Evaluation: R Wave Progression
    1. Normal
      1. R Waves gradually increase in size from minimal to absent in lead V1 to full length of QRS in lead V6
      2. R Wave should be at least 3 mm in lead V3
      3. R Wave should be longer than the S wave in lead V4
    2. Poor R Wave Progression
      1. R Wave <3 mm in lead V3

R wave feature (C0429091)

Concepts Finding (T033)
SnomedCT 142081009, 81184002
English r wave, r waves, R wave (observable entity), R wave, R wave feature (observable entity), R wave feature
Spanish onda R (entidad observable), onda R
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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