11818-2
ClinicalFetal Abdomen Diameter.anterior-posterior US
Definition
Measured in the transaxial plane from outer to outer margin at level of umbilical vein. Umbilical portion of the left portal vein must not extend to the anterior abdominal wall and must be equidistant from the right and left sides of abdomen.
LOINC 6-Axis Classification
Component
Diameter.anterior-posterior
Property
Len
Time Aspect
Pt
System
Abdomen^Fetus
Scale Type
Qn
Method Type
US.measured
Details
Class
OB.US
Order/Observation
Observation
Short Name
Fet Abd Diam AP US.meas
Related Names
Frequently Asked Questions
What is LOINC code 11818-2?
LOINC code 11818-2 identifies "Fetal Abdomen Diameter.anterior-posterior US". Measured in the transaxial plane from outer to outer margin at level of umbilical vein. Umbilical portion of the left portal vein must not extend to the anterior abdominal wall and must be equidistant from the right and left sides of abdomen.
What does 11818-2 measure?
This code measures Diameter.anterior-posterior in Abdomen^Fetus. It belongs to the OB.US class in the LOINC classification.
What is LOINC?
LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.