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تعداد آیتم قابل مشاهده باقیمانده : 3 مورد
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Romhilt-Estes point score system for ECG diagnosis of LVH

Romhilt-Estes point score system for ECG diagnosis of LVH
Criterion Points
Any limb R wave or S wave ≥2.0 mV (20 mm) 3
OR S in V1 or S in V2 ≥3.0 mV (30 mm)
OR R in V5 or R in V6 ≥3.0 mV (30 mm)
ST-T wave changes typical of LVH
Taking digitalis 1
Not taking digitalis 3
Left atrial abnormality
P terminal force in V1 is 1 mm or more in depth with a duration 40 milliseconds (0.04 seconds) 3
Left axis deviation ≥–30° 2
QRS duration ≥90 milliseconds 1
Intrinsicoid deflection in V5 or V6 ≥50 milliseconds (0.05 seconds)* 1
A score of 5 or more indicates "definite" LVH; a score of 4 indicates "probable" LVH.
ECG: electrocardiogram; LVH: left ventricular hypertrophy.
* Intrinsicoid deflection is defined as interval between beginning of QRS interval and the peak of the R wave.
Graphic 51012 Version 5.0

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