Evaluation and Management of the Medically Complex Patient

Right atrial enlargement → tall (height > 2.5mm), peaked P waves (esp II, III, aVF) Causes: lung disease eg COPD. P mitrale. Left atrial enlargement Double peaked apex. Distance between 2 peaks is > 0.04 sec (> 1 little square) Most prominent I, aVL, V5/V6 (the leftward leads) Duration > 0.11 sec ................
................