90804-6
LaboratoryLevothyroxine absorption in Serum or Plasma by calculation
Definition
The percent absorption of levothyroxine, as determined based on the incremental increase in Ser/Plas thyroxine [LOINC: 90803-8], the volume of distribution [LOINC: 90802-0], and the dose of levothyroxine that was administered [LOINC: 18615-5]
LOINC 6-Axis Classification
Component
Levothyroxine absorption
Property
MFr
Time Aspect
Pt
System
Ser/Plas
Scale Type
Qn
Method Type
Calculated
Details
Class
CHAL
Order/Observation
Observation
Short Name
Levothyroxine absorption MFr SerPl Calc
Display Name
Levothyroxine absorption Calc [Mass fraction]
Related Names
Frequently Asked Questions
What is LOINC code 90804-6?
LOINC code 90804-6 identifies "Levothyroxine absorption in Serum or Plasma by calculation". The percent absorption of levothyroxine, as determined based on the incremental increase in Ser/Plas thyroxine [LOINC: 90803-8], the volume of distribution [LOINC: 90802-0], and the dose of levothyroxine that was administered [LOINC: 18615-5]
What does 90804-6 measure?
This code measures Levothyroxine absorption in Ser/Plas. It belongs to the CHAL 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.