98725-5
ClinicalVoluntary activity.polyphasics of Muscle on EMG
Definition
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]
LOINC 6-Axis Classification
Component
Voluntary activity.polyphasics
Property
Find
Time Aspect
Pt
System
Muscle
Scale Type
Ord
Method Type
EMG
Details
Class
NEURO
Order/Observation
Observation
Short Name
Volun activity.polyphasics Muscle EMG
Related Names
Frequently Asked Questions
What is LOINC code 98725-5?
LOINC code 98725-5 identifies "Voluntary activity.polyphasics of Muscle on EMG". 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]
What does 98725-5 measure?
This code measures Voluntary activity.polyphasics in Muscle. It belongs to the NEURO class in the LOINC classification.
What is LOINC?
LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.