5 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
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Normal QT Interval ... rule: QT interval ... #Normal #Measurement ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... is considered abnormal ... EricsMedicalLectures/ #QT ... #cardiology #diagnosis
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Doppler-echocardiographic measurements ... >50 mmHg (2) (Table ... with impaired and normal ... #Diagnosis #Cardiology ... Classification #Severity #Criteria
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
and a prolonged QT ... waves - Short QT ... ST Elevation of Normal ... waves • Short QT ... #cardiology #ecg
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... neuroexam - Oral ... risk (>5%): - Aortic ... Severe Aortic stenosis ... stratification #diagnosis