11890-1
ClinicalGestational age estimated from Abdominal circumference on US by Campbell 1975 method
Definition
Acuson formula: 4.490188 + 1.277832 * (abdominal circumference) - 0.022174 * (abdominal circumference) ^ 2 + +0.0003847 * (abdominal circumference) ^ 3 Range 2.16 cm to 9.44 cm
LOINC 6-Axis Classification
Component
Gestational age
Property
Time
Time Aspect
Pt
System
^Fetus
Scale Type
Qn
Method Type
US+Estimated from AC.Campbell 1975
Details
Class
OB.US
Order/Observation
Observation
Short Name
GA from AC.Campbell75
Related Names
Frequently Asked Questions
What is LOINC code 11890-1?
LOINC code 11890-1 identifies "Gestational age estimated from Abdominal circumference on US by Campbell 1975 method". Acuson formula: 4.490188 + 1.277832 * (abdominal circumference) - 0.022174 * (abdominal circumference) ^ 2 + +0.0003847 * (abdominal circumference) ^ 3 Range 2.16 cm to 9.44 cm
What does 11890-1 measure?
This code measures Gestational age in ^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.