LOINCActiveBoth

LOINC Code 78038-7: CTA Thoracic and Abdominal Aorta and Bilateral Runoff Vessels W contrast IV

78038-7 is a LOINC code used to identify CTA Thoracic and Abdominal Aorta and Bilateral Runoff Vessels W contrast IV 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 Multisection^W contrast IV. It is commonly used with the system or sample type Chest>Aorta.thoracic & Abdomen>Aorta.abdominal & Pelvis+Lower extremity.bilateral>RO vessels.

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 Multisection^W contrast IV. It is commonly used with the system or sample type Chest>Aorta.thoracic & Abdomen>Aorta.abdominal & Pelvis+Lower extremity.bilateral>RO vessels.

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.angio

What it does not mean

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

Key facts

  • CTA Thoracic and Abdominal Aorta and Bilateral Runoff Vessels W contrast IV
  • Multisection^W contrast IV
  • This study is used to evaluate candidacy of a patient for an axillary-bifemoral bypass graft and includes imaging from the apex of the chest through the feet (for runoff).
  • Ab Ao; Abd; Abd Aort+ROves-Bl; Abd Aorta; Abdo; Abdomen; Abdomen+; Abdominal; Ang; Angio; Angiography; Angm; AO; Aortic; Bil; Bilat; Both; c; Cardio; Cardiology; CAT scan; Computed tomography; Computerized tomography; Contr; Contra; Contrst; CT Angiogram; CT angiography; CT scan; CTA; Document; EXT; Extr-Bl; Finding; Findings; Heart Disease; Imaging; LE; LE-Bl; Leg; Low; Pelvic; Pelvis+LE; Pelvis+LE-Bl; Point in time; Rad; RADIOLOGY; Random; T+A.Ao+RO v-Bl; TA + AA; Thorax; Vesl; Vessels.XXX; W contr IV; WC

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

CTA Thoracic and Abdominal Aorta and Bilateral Runoff Vessels W contrast IVCTA T+A.Ao+RO v-Bl W contr IVMultisection^W contrast IVRADFindPtChest>Aorta.thoracic & Abdomen>Aorta.abdominal & Pelvis+Lower extremity.bilateral>RO vessels

Frequently asked questions

Code details

Code78038-7
SystemLOINC
Display nameCTA Thoracic and Abdominal Aorta and Bilateral Runoff Vessels W contrast IV
DescriptionMultisection^W contrast IV
Short nameCTA T+A.Ao+RO v-Bl W contr IV
ComponentMultisection^W contrast IV
PropertyFind
TimingPt
System (specimen)Chest>Aorta.thoracic & Abdomen>Aorta.abdominal & Pelvis+Lower extremity.bilateral>RO vessels
ScaleDoc
MethodCT.angio
ClassRAD
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.52
Last changed2.61

Part names

Multisection^W contrast IVFindPtChest>Aorta.thoracic & Abdomen>Aorta.abdominal & Pelvis+Lower extremity.bilateral>RO vesselsDocCT.angioAorta.abdominalAorta.thoracicRO vesselsBilateralTrueAbdomenChestLower extremityPelvisCTAngioIVContrastWFindingPoint in time (spot)Thoracic and Abdominal Aorta and Bilateral Runoff VesselsComputed tomography angioRunoff vesselsIntravenous

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.