Version 2.77

Term Description

The number of phases of a motor unit potential during voluntary activation. The typical number of phases for a healthy muscle is 3-4. Polyphasicity is seen in the early stages of muscle reinnervation as well as muscle disease. PMID: 15961866
Source: Regenstrief LOINC

Fully-Specified Name

Component
Voluntary activity.polyphasics
Property
Find
Time
Pt
System
Muscle
Scale
Ord
Method
EMG

Additional Names

Short Name
Volun activity.polyphasics Muscle EMG

Example Answer List: LL6043-5

Source: LOINC
Answer Code Score Answer ID
NoneCopyright http://snomed.info/sct ID:260413007 None (qualifier value) LA137-2
AbnormalCopyright http://snomed.info/sct ID:263654008 Abnormal (qualifier value) LA12748-2

Basic Attributes

Class
NEURO
Type
Clinical
First Released
Version 2.72
Last Updated
Version 2.72
Order vs. Observation
Observation

Member of these Panels

LOINC Long Common Name
98716-4 Electromyography panel
98604-2 Nerve conduction study panel Nerve

Language Variants Get Info

Tag Language Translation
it-IT Italian (Italy) Attività volontaria.polifasici:Osservazione:Pt:Muscolo:Ord:EMG
Synonyms: Neurologia Osservazione Punto nel tempo (episodio)
zh-CN Chinese (China) 随意活动.多相波:发现:时间点:肌肉:序数型:EMG
Synonyms: 依次型;分类顺序型;定性的;序数型(或称等级型);性质上的;有序型;有序性分类应答;有序性分类结果;秩次型;等级型;筛查;顺序型 发现是一个原子型临床观察指标,并不是作为印象的概括陈述。体格检查、病史、系统检查及其他此类观察指标的属性均为发现。它们的标尺对于编码型发现可能是名义型,而对于叙述型文本之中所报告的发现,则可能是叙述型。;发现物;所见;结果;结论 时刻;随机;随意;瞬间 活动 神经学;神经科;神经内科;神经内;神内;脑神经科 肌肉 随意(自主、可控)活动(运动).多相波(多相运动单元波)

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

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=98725-5