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U Wave

Aka: 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. Causes: Prominent U Wave
    1. Hypokalemia
  3. Causes: Inverted U Wave
    1. Myocardial Ischemia
    2. Myocardial strain pattern
  4. Causes: Increased U Wave amplitude
    1. Digoxin (Digitalis)
    2. Quinidine
    3. Hypercalcemia
    4. Epinephrine
    5. Thyrotoxicosis

Electrocardiogram U wave present (C0232333)

Definition (NCI) An electrocardiographic finding of a small hump following the T wave occurring during the final phase of Purkinje repolarization.
Definition (NCI) An electrocardiographic finding of a small hump following the T wave occurring during the final phase of Purkinje repolarization. (NCI)
Concepts Finding (T033)
SnomedCT 123334000, 142103006, 39438000
Dutch U-golf aanwezig, elektrocardiogram U-golf aanwezig
French Apparition d'une onde U, Présence d'onde U à l'électrocardiogramme, Aspect de l'onde U, Onde U à l'électrocardiogramme
German Elektrokardiogramm U-Welle vorhanden, Elektrokardiogramm Auftreten einer U-Welle, Auftreten einer U-Welle
Italian Evidenza di onda U all'elettrocardiogramma, Onda U presente nell'elettrocardiogramma, Comparsa di onda U
Portuguese Aspecto da onda U, Aspecto da onda U (ECG), Onda U electrocardiográfica presente
Spanish Morfología de la onda U, Onda U electrocardigráfica presente, Aparición de la onda U, Aparición de la onda U del electrocardiograma, U wave, onda U (entidad observable), onda U - RETIRADO - (concepto no activo), onda U - RETIRADO -, onda U
Japanese 心電図Ｕ波出現, 心電図Ｕ波陽性, Ｕ波出現, Uﾊｼｭﾂｹﾞﾝ, ｼﾝﾃﾞﾝｽﾞUﾊｼｭﾂｹﾞﾝ, ｼﾝﾃﾞﾝｽﾞUﾊﾖｳｾｲ
English U wave (observable entity), U Waves, U WAVES, U waves, Electrocardiogram U wave present, Electrocardiogram U wave appearance, U wave appearance, U-wave appearance, u wave, u waves, U wave, U wave feature (observable entity), U wave feature, U wave -RETIRED-
Czech Elektrokardiogram se zobrazením U vlny, Zobrazení U vlny, U vlna na elektrokardiogramu
Hungarian Elektrokardiogram U hullám megjelenése, U hullám megjelenése, Electrocardiogram U hullám jelenléte
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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