ACCT	Acceleration time
ACCT/ET	Acceleration time/ejection time
Am	Late diastolic velocity of the LV wall
AoDd	Aortic diastolic diameter
Av	Late diastolic velocity mitralis
CO	Cardiac output
CSA	Cross-sectional area
DecT	Deceleration time
E/A	E/A, early to late mitral inflow velocity ratio;
E/Em	Early diastolic velocity mitralis/early diastolic velocity of the LV wall
EDV	LV end-diastolic volume
EF	Ejection fraction
Em	Early diastolic velocity of the LV wall
Em/Am	Early to late diastolic velocity of the LV wall
ESV	LV end-systolic volume
ET	Ejection time
Ev	Early diastolic velocity mitralis
FS%	Fraction shortening
HR	Heart rate
IVSd	Interventricular septum diastolic diameter
IVSs	Interventricular septum systolic diameter
LA/Ao	Left atrial/aortic diameter
LADs	Left atrium systolic diameter
LV	Left ventricle
LVIDd	LV internal diastolic diameter
LVISd	LV internal systolic diameter
LVOT	LV outflow tract
LVPWd	LV free wall diastolic diameter
LVPWs	LV free wall systolic diameter
MnV	Mean velocity
MPG	Mean pressure gradient
PEP	Pre-ejection time
PEP/ET	Pre-ejection time/ejection time
PG	Pressure gradient
PV	Peak velocity
PWDE	Pulsed-wave Doppler echocardiography
RVOT	Right ventricular outflow tract
Sm	Systolic velocity of the LV wall
SV	Stroke volume
TDI	Tissue Doppler imaging
VTI	Velocity-time integral