Log In

Term Description

The albumin quotient (AQ; CSF albumin/serum or plasma albumin x 100) is an important measurement to quantify the blood-brain barrier function. Normal function of the AQ barrier depends on the age of the patient; in newborns, a higher permeability may be observed.

Part Description

LP157103-5   Albumin.CSF/Albumin.SerPl
The albumin quotient (AQ; CSF albumin/serum albumin x 100) is an important measurement to quantify the blood-brain barrier function. Normal function of the CSF/serum barrier depends on the age of the patient; in newborns, a higher permeability may be observed. Source: Regenstrief LOINC

LOINC Names Get Info

Fully-Specified Name
Albumin.CSF/Albumin.SerPl:RelRto:Pt:Ser/Plas+CSF:Qn:
Long Common Name
Albumin in CSF/Albumin in Serum or Plasma
Short Name
Alb CSF/SerPl
Display Name
Albumin in CSF/Albumin in Serum or Plasma (S/P+CSF) [Relative ratio]
Consumer Name Alpha Get Info
Albumin in CSF/Albumin in Serum Or Plasma, S/P+CSF

Part Model Get Info

  • Component
    Albumin.CSF/Albumin.SerPl
    LP307327-9
    • Analyte
      Albumin.CSF/Albumin.SerPl
      LP307327-9
      • Component Numerator
        Albumin.CSF
        LP157104-3
        • Component Numerator Core
          Albumin.CSF
          LP157104-3
        • Component Numerator Core Suffix
          NULL
           
      • Component Denominator
        Albumin.SerPl
        LP133883-1
        • Component Denominator Core
          Albumin.SerPl
          LP133883-1
        • Component Denominator Core Suffix
          NULL
           
    • Challenge
      NULL
       
    • Adjustment
      NULL
       
    • Count
      NULL
       
  • Property
    RelRto
    LP6854-6
  • Time
    Pt
    LP6960-1
  • System
    Ser/Plas+CSF
    LP157285-0
    • System Core
      Ser/Plas+CSF
      LP157285-0
    • Super System
      NULL
       
  • Scale
    Qn
    LP7753-9
  • Method
    NULL
     

Basic Attributes

Class
CHEM
Type
Laboratory
First Released
Version 1.0
Last Updated
Version 2.73 (MIN)
Change Reason
Added specimen of serum to existing term since the albumin quotient (AQ) of csf/serum is comparable to AQ of csf/plasma.
Order vs. Observation
Both
Common Test Rank Get Info
2790

Formula (Readable)

([CSF albumin]/[serum or plasma albumin]) x 100

Member of these Panels

LOINCLong Common Name
72264-5Bilirubin excess and oxyhemoglobin and methemoglobin and xanthochromia and albumin quotient panel - Serum and CSF
55121-8Multiple sclerosis panel - Serum and CSF

Language Variants Get Info

TagLanguageTranslation
cs-CZCzech (Czechia)Albumin.mozkomíšní mok/albumin.SérPl:Relativní poměr:Časový bod:Sérum/plazma a mozkomíšní mok:Kvantitativní:
de-ATGerman (Austria)Synonyms: Albumin L/S-Quotient
de-DEGerman (Germany)Albumin.Liquor/Albumin.Serum oder Plasma:Relatives Verhältnis:Zeitpunkt:Serum oder Plasma und Liquor:Quantitativ:
Synonyms: Zerebrospinalflüssigkeit
el-GRGreek (Greece)Αλβουμίνη (λευκωματίνη).ΕΝΥ/Αλβουμίνη (λευκωματίνη).SerPl:RelRto:Pt:Ορός/Πλάσμα+ΕΝΥ:Qn:
Synonyms: CHEM Pt Qn RelRto Αλβουμίνη (Λευκωματίνη) Αλβουμίνη (λευκωματίνη).SerPl Αλβουμίνη (λευκωματίνη).ΕΝΥ ΕΝΥ Ορός Ορός/Πλάσμα Ορός/Πλάσμα+ΕΝΥ Πλάσμα
es-ARSpanish (Argentina)albúmina en líquido cefalorraquídeo/albúmina plasmática:concentración másica relativa:punto en el tiempo:plasma+líquido cefalorraquídeo:cuantitativo:
es-ESSpanish (Spain)Albúmina en Líquido Cefalorraquideo/Albúmina.Suero-Plasma:Ratio relativo:Punto temporal:Ser/Plas+LCR:Qn:
Synonyms: Cuantitativo
es-MXSpanish (Mexico)Albúmina.CSF / Albúmina.SerPl:Razón relativa:Punto temporal:Suero o plasma y LCR:Cuantitativo:
fr-CAFrench (Canada)Albumine.LCR/Albumine.sérum/plasma:Ratio relatif:Temps ponctuel:Sérum/Plasma+LCR:Quantitatif:
fr-FRFrench (France)Albumine LCR/albumine Sérum/Plasma:Ratio relatif:Ponctuel:Sérum/Plasma+Liquide céphalorachidien:Numérique:
fr-BEFrench (Belgium)Albumine.LCR/Albumine.sérum/plasma:Ratio relatif:Temps ponctuel:Sérum/Plasma+LCR:Quantitatif:
it-ITItalian (Italy)Albumina.CSF/Albumina.SieroPlasma:RelRto:Pt:Siero/Plasma+LCS:Qn:
Synonyms: Albumina in CSF Albumina in Siero o Plasma Chimica Liquido cerebrospinale Plasma Punto nel tempo (episodio) Rapporto Relativo Siero Siero o Plasma Siero o Plasma e LCS
ko-KRKorean (Korea, Republic Of)뇌척수액 알부민/혈장 알부민:상대질량농도:검사시점:혈장+뇌척수액:정량:
nl-NLDutch (Netherlands)albumine.liquor cerebrospinalis/albumine.serum of plasma:relatieve verhouding:moment:serum of plasma en liquor cerebrospinalis:kwantitatief:
pl-PLPolish (Poland)Albumina.PMR/albumina w surowicy lub osoczu:współczynnik względny:punkt w czasie:surowica lub osocze i PMR:ilościowy:
Synonyms: Albumina w płynie mózgowo-rdzeniowym
pt-BRPortuguese (Brazil)Albumina LCR/Albumina plasma:RelMCnc:Pt:Plasma+LCR:Qn:
Synonyms: ; Albumin CSF:SerPl; Albumin index; Qalb; Protein.albumin; Alb; SerPl; Relative mass concentration; RLMCNC; Point in time; Random; Pl; Plsm; Cerebral spinal fluid; Spinal Fluid; Cerebrospinal Fl; Spinal Flu; Spinal Fld; Quantitative; QNT; Quant; Quan; Spinal Fl; Chemistry
ru-RURussian (Russian Federation)Альбумин.ЦСЖ/Альбумин.СывПлаз:ОтнПок:ТчкВрм:Сыв/Плаз+ЦСЖ:Колич:
Synonyms: Альбумин в сыворотке или плазме Альбумин в ЦСЖ;Альбумин в цереброспинальной жидкости;Альбумин спинномозговой жидкости Количественный Относительный показатель;Относительное отношение Плазма Сыворотка Сыворотка или Плазма Сыворотка или Плазма и Цереброспинальная жидкость Точка во времени;Момент Цереброспинальная жидкость
tr-TRTurkish (Turkey)Albumin.BOS/Albumin.SerPlaz:GörOr:Zmlı:Ser/Plaz+BOS:Kant:
zh-CNChinese (China)白蛋白.脑脊液/白蛋白.血清/血浆:相对比率:时间点:血清/血浆+脑脊液:定量型:
Synonyms: Alb;清蛋白;白;白朊;蛋白素;蛋白胚乳;蛋白质.白蛋白;血液制品 - 白蛋白 CSF CSF;脊髓液;Cerebral spinal fluid;脑脊髓液 化学;化学检验项目;化学检验项目类;化学类;化学试验;非刺激耐受型化学检验项目;非刺激耐受型化学检验项目类;非刺激耐受型化学试验;非刺激耐受型化学试验类 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 时刻;随机;随意;瞬间 来自于不同体系的两种分析物之比;相对比;相对比值 白蛋白.脑脊髓液;白蛋白.CSF 脊液 脊髓液 脑脊液（Cerebral spinal fluid，CSF） 脑脊髓液 血清/血浆+脑脊髓液;血清/血浆+CSF 血清或血浆

Example Units

UnitSource
{ratio}Example UCUM Units

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=1756-6