92 Chapter 4: Measurements and Calculations
Meas. & Calcs
Cardiac Calculations
References for measurements and calculations are in Chapter 8, “References.”The following table
shows the transducers and exam types that provide cardiac calculations.
2D and M Mode Cardiac Calculations
The following table shows the measurements required to complete the desired cardiac calculation.
The cardiac measurements are done in 2D and M Mode. For definition of acronyms, see
“Acronyms” on page 211.
Warning: Verify the patient information, date, and time settings are accurate.
Before starting a new calculation, start a new patient exam to delete the previous
measurements. See “New Patient” on page 41.
Table 13: Transducer and Exam Types for Cardiac
Transducer Exam Types
C11 Cardiac
C15 Cardiac
Table 14: Cardiac Calculations in 2D and M Mode
Imaging
Mode
Anatomy Cardiac Measurement Calculation Result
2D/M Mode LV RVWs
RVDs
IVSs
LVDs
LVPWs
RVWd
RVDd
IVSd
LVDd
LVPWd
HR in M Mode or Doppler
CO
EF
SV
LVESV
LVEDV
IVSFT
LVPWFT
LVDFS
Ao Ao Ao
LA/Ao
LA LA LA
LA/Ao
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