5-8 Obstetrics
Types Tools Descriptions Methods or formulae
TCD/AC / TCD / AC
LVW/HW / LVW / HW × 100%
LVD/RVD / LV Diam/RV Diam
LAD/RAD / LA Diam/RA Diam
AoD/MPAD / Ao Diam/MPA Diam
LAD/AoD / LA Diam/Ao Diam
UT Vol UT Volume See “UT Vol” in 8.4.2
Uterus Sum / See “ ” in 8.4.2
UT-L/ CX-L / See “UT-L/ CX-L” in 8.4.2
Study
AFI /
Measures AF1, AF2, AF3, AF4,
calculates AFI
Uterus / See “Uterus” in 8.4.3
M Obstetric Measurements
Types Tools Descriptions Methods or formulae
Measurement
FHR Fetal Heart Rate
Heart Rate in M General
Measurements
LVIDd
Left ventricular short-axis
diameter at end diastole
Distance in 2D General
Measurements
LVIDs
Left ventricular short-axis
diameter at end systole
RVIDd
Right ventricular short-axis
diameter at end diastole
RVIDs
Right ventricular short-axis
diameter at end systole
IVSd
interventricular septal
thickness at en diastole
IVSs
interventricular septal
thickness at en systole
Calculation / /
Study / /