Cardiovascular Medicine Book

http://www.fpnotebook.com/

U Wave

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  1. Normal findings
    1. U Wave best seen in lead V3
    2. U wave with same polarity as T Wave
  2. Prominent U Wave
    1. Hypokalemia
  3. Inverted U Wave
    1. Myocardial Ischemia
    2. Myocardial strain pattern
  4. Increased U Wave amplitude
    1. Digoxin (Digitalis)
    2. Quinidine
    3. Hypercalcemia
    4. Epinephrine
    5. Thyrotoxicosis

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