Version 2.78

Term Description

Maximum value of the Doppler shift frequency envelope. If System is Patient or if System is Fetus or Other but the context is supplied by DICOM Supplement 23-Structured Reporting, Observation Subject context Module (C.6.12).
Source: Regenstrief LOINC

Part Description

LP6617-7   US.doppler
Doppler ultrasound detects the shift in frequency of ultrasound signals reflected from moving objects. Conventional Doppler techniques assess the velocity of blood flow by measuring high-frequency, low-amplitude signals from small, fast-moving blood cells. PMID: 16534017 Source: Regenstrief LOINC, PMID: 16534017

Fully-Specified Name

Component
Blood flow velocity.systolic.max
Property
Vel
Time
Pt
System
Aorta descending
Scale
Qn
Method
US.doppler

Additional Names

Short Name
Aorta descending Vmax sys DOP

Basic Attributes

Class
OB.US
Type
Clinical
First Released
Version 1.0j-a
Last Updated
Version 2.67
Change Reason
Release 2.67: COMPONENT: Updated component to include velocity for accuracy and consistency across terms
Order vs. Observation
Observation

Language Variants Get Info

Tag Language Translation
es-AR Spanish (Argentina) flujo sanguíneo.sistólico.máximo:velocidad:punto en el tiempo:aorta descendente:cuantitativo:doppler.medido
es-MX Spanish (Mexico) Velocidad del flujo sanguíneo sistólico máx.:Vel:Punto temporal:Aorta descendente:Cuantitativo:US.doppler
it-IT Italian (Italy) Velocità del flusso sanguigno.sistolico.massimo:Vel:Pt:Aorta discendente:Qn:Eco.doppler
Synonyms: Eco Ecografia ostetrica Ecografia.doppler Massimo Punto nel tempo (episodio) Velocità (distanza/tempo)
pt-BR Portuguese (Brazil) Fluxo sanguíneo.sistólica.máxima:Velocidade:Pt:Aorta descendente:Qn:US.doppler
Synonyms: Maximum; Maximal; Largest; Peak; Vmax sys; Bld flow.sys; Velocity; Point in time; Random; Aortic; AO; Quantitative; QNT; Quant; Quan; DOP; DUPLEX; Ultrasound; ULS; Sonogram; Sonography; Sonograph; Echography; Dynamic; OBSTERICAL.ULTRASOUND; OBSTERICAL.ULTRASOUND; Obstetrical; Obstetrics; VEL max; V max; Max V
zh-CN Chinese (China) 血流速度.收缩期.最大值:速度:时间点:主动脉降支:定量型:超声.多普勒
Synonyms: 产科 产科.超声;产科.超声.印象与测量指标;产科学.超声;产科学.超声.印象与测量指标;产科学检查与测量指标.超声.印象与测量指标;产科学超声印象与测量指标 产科学 动态 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 心脏超声.多普勒 时刻;随机;随意;瞬间 最大;极大值 流 流量;流速;流体 血;全血 血流（血流量、血液流量）速度（速率）.收缩期（心脏收缩期、心缩期）.最大值（极大值、极大、最大、最高值、最高、峰值、高峰） 血流量;血液流量 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(距离/时间);速率;速率(距离/时间) 降主动脉

Example Units

Unit Source
cm/s 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=11696-2