Fig. 1From: Left atrial reservoir strain as a predictor of cardiac outcome in patients with heart failure: the HaFaC cohort studyAssessment of left atrial reservoir strain by 2D speckle-tracking echocardiography. This figure shows a non-foreshortened apical four-chamber view of the left atrium. Zero strain reference was set at end-diastole. Arrow represents left atrium reservoir strain (LASr)Back to article page