Version 2.78

Term Description

Formula Input Parameter Definitions:
BMD:subject's bone mineral density (BMD)
MEAN_BMD: The mean BMD of a reference population:
SD: Standard deviation of BMD within reference population.
Source: Regenstrief LOINC

Fully-Specified Name

Component
Views for bone density
Property
Tscore
Time
Pt
System
Lower extremity.left>Calcaneus
Scale
Qn
Method
DXA

Additional Names

Short Name
DXA Heel-L T-score BMD

Basic Attributes

Class
RAD
Type
Clinical
First Released
Version 2.56
Last Updated
Version 2.64
Change Reason
Added Region imaged to System per LOINC/RadLex unified model.; Updated Component from "Bone density" to "Views for bone density" based on the LOINC/Radlex unified model.
Order vs. Observation
Both

Formula (Readable)

T-score = (BMD - MEAN_BMD) / SD

Member of these Panels

LOINC Long Common Name
83311-1 Bone density quantitative measurement by DXA panel

Member of these Groups Get Info

LOINC Group Group Name
LG38259-4 DXA|Calcaneus|Views for bone density|Laterality:ANY
LG41849-7 Region imaged: Lower extremity

Language Variants Get Info

Tag Language Translation
es-MX Spanish (Mexico) Vistas de la densidad ósea:Tscore:Punto temporal:Extremidad inferior izquierda> Calcáneo:Cuantitativo:DXA
it-IT Italian (Italy) Viste per densità ossea:T-score:Pt:Estremità inferiore.sinistra>Calcagno:Qn:Osteodensitometria
Synonyms: Assorbimetria bifotonica a raggi X Calcagno - sinistro Estremità inferiore - sinistra Estremità Sinistra Punto nel tempo (episodio) Radiologia
zh-CN Chinese (China) 针对骨密度的多重视图:T评分:时间点:下肢.左侧>跟骨:定量型:双能X线吸收法
Synonyms: BDM;骨骼密度;骨质密度 Films;View;Views;VWS;多张感光胶片;多张片;多张胶片;多片;多联片;多胶片;多重片;多重胶片 L LT T分;T分值;T分数;T得分;T-评分;T评分（分值、得分、分数） 下 下的 下肢（腿、腿部）.左侧;左下肢;左侧下肢;左腿 下肢（腿、腿部）.左侧>跟骨 下部 低级 低级的 光密分度析法;光密度分析法;光密度测定法;双能X-射线吸收测定法;双能X射线吸收骨密度测量仪;双能X线吸收法;双能X线吸收法骨密度测定;双能X线吸收测量;双能X线吸收测量法;双能X线骨密度仪;双能X线骨密度吸收仪;双能X线骨密度测量仪;密度测定法;密度计量学;显微测密术;显象密度测定;显象测密术;显象测密法;测光密度术;测密度术;测密度法;骨密度仪;骨密度扫描;骨密度测定;骨密度测量;骨密度测量仪;骨密度测量技术;骨密度测量计;骨密度计;双能X线骨密度测定法;双能X线骨密度测定;Dual Energy X 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 向左 向左侧 左 左侧（Left，LT，L） 左向 左边 成像;放射医学;放射学;显像 时刻;随机;随意;瞬间 肢;四肢 肢体（肢、四肢）.左侧;左侧肢体 脚后跟;脚跟;跟;跟部;踵;蹄的后部;蹄跟 腿;腿部 较低 较低的 针对（旨在、用于）......的多重视图（多联片）;旨在......的多联片;多重视图（多联片） 旨在...... 针对（旨在、用于）骨密度（骨质密度、骨骼密度）的多重视图（多联片）

Example Units

Unit Source
{Tscore} 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=80950-9