Читать книгу Primary Care for COMLEX Level 1 - Dr. Jahan Eftekar - Страница 35

•Hypercalcemia ⇔ Short QT

•Hypocalcemia ⇔ Long QT

•Hypokalemia ⇔ Flat T and U waves

•Hyperkalemia ⇔ Tall T, wide QRS

•Digitalis ⇔ Long PR, Short QT

•First Degree AV Block ⇔ Long PR > 0.2

•Second Degree AV Block (Mobitz I) ⇔ Gradual PR increase until missing a QRS

•Second Degree AV Block (Mobitz II) ⇔ Constant PR

•Third Degree AV Block (Complete) ⇔ Independent P and QRS

•Premature Ventricular Contraction ⇔ Wide, tall, odd QRS

•Atrial Flutter ⇔ Saw-toothed pattern

•Atrial Fibrillation ⇔ Irregularly spaced QRS, no detectable P wave

•Ventricular Tachycardia ⇔ Rapid, odd QRS

•Left Atrial Hypertrophy ⇔ M-Shaped P wave

•Right Atrial Hypertrophy ⇔ Tall P

•Left Ventricular Hypertrophy ⇔ Tall QRS