Mitral annular plane systolic excursion as a prognostic marker in critical illness: A systematic review and meta-analysis.
BACKGROUND Cardiac dysfunction is common in critical illness, yet conventional indices such as left ventricular ejection fraction (LVEF) may fail to detect early impairment. Mitral annular plane systolic excursion (MAPSE), a marker of longitudinal function, may provide prognostic information, but its role in critical i...