33868-1
ClinicalMaximum blood flow velocity ICA at maximum stenosis/Maximum blood flow velocity unobstructed CCA by US
Definition
The Peak Velocity at the point of maximum stenosis in the internal carotid artery overt the Peak Velocity in the unobstructed common carotid artery two cm or more proximal to the bifurcation.
LOINC 6-Axis Classification
Component
Blood flow velocity.max.stenosis.internal carotid artery/Blood flow velocity.max.unobstructed.common carotid artery
Property
VelRto
Time Aspect
Pt
System
{Circulatory system}
Scale Type
Qn
Method Type
US
Details
Class
GEN.US
Order/Observation
Observation
Short Name
Vmax stenosed ICA/unobstructed CCA US
Related Names
Frequently Asked Questions
What is LOINC code 33868-1?
LOINC code 33868-1 identifies "Maximum blood flow velocity ICA at maximum stenosis/Maximum blood flow velocity unobstructed CCA by US". The Peak Velocity at the point of maximum stenosis in the internal carotid artery overt the Peak Velocity in the unobstructed common carotid artery two cm or more proximal to the bifurcation.
What does 33868-1 measure?
This code measures Blood flow velocity.max.stenosis.internal carotid artery/Blood flow velocity.max.unobstructed.common carotid artery in {Circulatory system}. It belongs to the GEN.US 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.