Version 2.78

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

Long Common Name
Voluntary activity.polyphasics of Muscle on EMG
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)

Screen time

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