Version 2.78

Term Description

The E to A ratio using a TDI waveform instead of MV. Standard TDI diastology calculation.
Source: Regenstrief LOINC

Part Description

LP72502-5   E wave
The E wave represents the flow of blood through the mitral or tricuspid valve into the ventricle (ventricular filling) during early diastole, before atrial contraction (LOINC component: blood flow velocity.E wave). PMID: 20451803 Source: DICOM, PMID: 20451803

Fully-Specified Name

Component
E wave/A wave
Property
VelRto
Time
Pt
System
Heart.ventricle.left
Scale
Qn
Method
US

Additional Names

Short Name
LV E-wave/A-wave US

Basic Attributes

Class
CARD.US
Type
Clinical
First Released
Version 2.32
Last Updated
Version 2.54

Language Variants Get Info

Tag Language Translation
es-MX Spanish (Mexico) Onda E / Onda A:VelRto:Punto temporal:Corazón.ventrículo.izquierdo:Cuantitativo:US
it-IT Italian (Italy) Onda E/Onda A:VelRto:Pt:Cuore.ventricolo.sinistro:Qn:Ecografia
Synonyms: Eco Ecografia cardiaca Punto nel tempo (episodio) Rapporto di velocità Ventricolo cardiaco Ventricolo cardiaco Sinistro
pt-BR Portuguese (Brazil) Onda E/onda A::Pt:Coração.ventrículo.esquerdo:Qn:US
ru-RU Russian (Russian Federation) E волна/А волна:СкОтн:ТчкВрм:Сердце.желудочек.левый:Колич:УЗ
Synonyms: Количественный Скорость отношение Точка во времени;Момент Ультразвук (УЗ)
zh-CN Chinese (China) E 波/A 波:速度比率:时间点:心脏.心室.左侧:定量型:超声
Synonyms: A 型 E 型 E 峰 L LT 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 左心室;心.室.左侧;心.心室.左侧;心脏.室.左侧 左边 心 心.室;心.心室;心室;心脏.室 心脏病学 心脏病学.超声;心脏超声 时刻;随机;随意;瞬间 超声检查方法;超声检查法;超声波;超声波检查方法;超声波检查法 速度比

Example Units

Unit Source
{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=59129-7