A p p e n d i x A T e c h n i c a l D e s c r i p t i o n
Application
Application-Specific Measurements and Calculations
Obstetric
Gestational age and estimated date of confinement (EDC) by last menstrual period (LMP) or
in-vitro fertilization (IVF)
Gestational age by single parameter:
Biparietal Diameter (BPD), Head Circumference (HC), Occipital Frontal Diameter (OFD),
Abdominal Circumference (AC), Femur Length (FL), Crown Rump Length (CRL), Binocular
distance, Gestational Sac Diameter (GSD), Humerus Length (HL), tibia length, ulna length,
clavicle length, foot length, and fetal trunk area
Gestational age by multiple parameters
Interval Growth Rate
Estimated Date of Confinement by ultrasound age
Estimated Fetal Weight (EFW)
Standard Deviation (SD) of measurements and EFW Calculations
Singleton, twin, triplet or quadruplets
User-defined Obstetrical tables
User-defined fetal and maternal assessment checklist
Serial (historical) growth trending — import up to 20 previous exams
Export of data with serial cable to Windows file share location using DICOM Structured
Reporting*
Growth Evaluation
Ratios: Cephalic Index (CI), HC/AC, FL/AC, FL/HC, FL/BPD, Left Ventricular
Width/Hemispheric Width (LVW/HW), Transcerebellar Diameter/Abdominal Circumference
(TCD/AC)
Curves: AC, BPD, CRL, EFW, FL, Fetal Trunk Area (FTA), GSD, HC/AC, HC, HL, Occipital-
Frontal Diameter (OFD), Transabdominal Diameter (TAD), APADxTAD, MCA, Umb A
Percentile display on report
2D-mode Measurement Labels
PW Doppler Measurement Labels
M-mode Measurement Labels
Fetal heart rate
Biophysical Profile
*The RS-232 port is enabled on systems manufactured before February 2011. For more information,
contact your Siemens representative.
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