LOINCActiveBoth

LOINC Code 90317-9: CT Guidance for drainage and placement of drainage catheter of Lower extremity - left

90317-9 is a LOINC code used to identify CT Guidance for drainage and placement of drainage catheter of Lower extremity - left in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Guidance for drainage+placement of drainage catheter. It is commonly used with the system or sample type Lower extremity.left.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Guidance for drainage+placement of drainage catheter. It is commonly used with the system or sample type Lower extremity.left.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both
  • Method: CT

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • CT Guidance for drainage and placement of drainage catheter of Lower extremity - left
  • Guidance for drainage+placement of drainage catheter
  • CAT scan; Cath; Computed tomography; Computerized tomography; CT scan; Document; Drain; Drain+cath place; EXT; Extr-L; Exudate; Finding; Findings; Guid; Guide; Guided; Imaging; L; LE; Leg; LE-L; LLE; Low; LT; Point in time; Rad; RADIOLOGY; Random; Removal of fluid

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

CT Guidance for drainage and placement of drainage catheter of Lower extremity - leftCT Guided LE-L Drain+cath placeGuidance for drainage+placement of drainage catheterRADFindPtLower extremity.left

Frequently asked questions

Code details

Code90317-9
SystemLOINC
Display nameCT Guidance for drainage and placement of drainage catheter of Lower extremity - left
DescriptionGuidance for drainage+placement of drainage catheter
Short nameCT Guided LE-L Drain+cath place
ComponentGuidance for drainage+placement of drainage catheter
PropertyFind
TimingPt
System (specimen)Lower extremity.left
ScaleDoc
MethodCT
ClassRAD
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.65
Last changed2.66

Part names

Guidance for drainage+placement of drainage catheterFindPtLower extremity.leftDocCTLeftTrueLower extremityDrainagePlacementGuidanceDrainage catheterFindingPoint in time (spot)Lower extremity - leftComputed tomography

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.