Left Atrium Antero-posterior Systolic Dimension

(29469-4, LN, "Left Atrium Antero-posterior Systolic Dimension")

Left Atrial Antero-posterior Systolic Dimension by M-Mode

(29469-4, LN, "Left Atrium Antero-posterior Systolic Dimension")

(399264008, SCT, "Image Mode") = (399155008, SCT, "M mode")

Left Atrial Antero-posterior Systolic Dimension by 2-D

(29469-4, LN, "Left Atrium Antero-posterior Systolic Dimension")

(399264008, SCT, "Image Mode") = (399064001, SCT, "2D mode")

Left Atrium to Aortic Root Ratio

(17985-3, LN, "Left Atrium to Aortic Root Ratio")

Left Atrial Appendage Peak Velocity

(29486-8, LN, "Left Atrial Appendage Peak Velocity")

Left Atrium Systolic Area

(17977-0, LN, "Left Atrium Area A4C view")

(272518008, SCT, "Cardiac Cycle Point") = (111973004, SCT, "Systole")

Left Atrium Systolic Volume

(399235004, SCT, "Left Atrium Systolic Volume")