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LOINC® Tutorial: Imaging Names and CodesPat Wilson, RT(R), CPC, PMP – 3M TCS/HDD Team
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Overview
Developed as header information for the narrative of a diagnostic imaging study
Clinical LOINC® terms are indicated by Class and Class Type
Imaging terms are Class Type 2 Class is primarily RAD, with some overlap in other
classes such as OB.US
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Example of Class Other Than Rad
Class - OB.US Code - 12029-5 Study observation:Find:Pt:Abdomen^fetus:Nar:US Class – Card.US Code - 18141-2 Study observation:Find:Pt:Cardiovascular.central:
Nar:US
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Radiology Terms
Approximately 4912 Radiology specific terms Contributions from Indiana University, Intermountain,
Partners and the DoD through 3M Terms are imaging findings and measurements Majority of terms are indicated as both observation
and orderable
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Examples of Orderable Versus Observation
Observation Code - 38261-4 Bone density:MAric:Pt:Hip:Qn:XR.DEXA
Orderable and Observation Code - 26074-5 Views^W contrast intraarticular:Find:Pt:Knee.left:Nar:XR.fluor
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LOINC ® Six Axes for Imaging
Component: views, multisection, prone, ejection fraction, thickness, density, long axis
Property: finding, impression, length, mass area, volume rate, percentile
Timing: point in time, study, 15 minutes, 1 hour System: heart, ^patient,elbow.left,^fetus, liver,
aorta.thoracic Scale: narrative, quantitative Method: ultrasound.measured, CT.3D, fluoroscopy
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Component – View versus Film
Code - 37690-51 Views 2:Find:Pt:Femur.right:Nar:XR Code - 37692-1 Views AP & lateral:Find:Pt:Femur.right:Nar:XR Code - 42273-3 Views 6:Find:Pt:Ankle.bilateral:Nar:XR Code - 42699-9 View 1:Find:Pt:Abdomen+Chest:Nar:XR
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Component – Position versus Patient Orientation
Code - 24637-1 View AP L-lateral-decubitus:Find:Pt:Chest:Nar:XR Code - 24639-7 View L-lateral upright:Find:Pt:Chest:Nar:XR Code - 37033-8 View transthoracic:Find:Pt:Humerus.left:Nar:XR
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Reprinted from Merrill’s Atlas of Radiographic Positions and Radiologic Procedures, 9th edition, Ballinger and Frank, page 548 (figure 10-68), copyright 1999 Mosby, with permission from Elsevier Science.
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Component – Limited versus Complete
Code - 46347-1 Views GE 3:Find:Pt:Ankle.right:Nar:XR Code - 36089-1 Multisection limited:Find:Pt:Chest:Nar:CT Code - 43470-4 Views LE 3:Find:Pt:Skull:Nar:XR
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Component – Guidance
Code – 35900-0 Guidance for biopsy:Find:Pt:Liver:Nar:XR.fluor Code - 24623-1 Guidance for anesthetic block injection:Find:Pt:Celiac
plexus:Nar:CT Code - 44169-1 Guidance for abscess drainage:Find:Pt:Peritoneal
space:Nar:US
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Component – Eponyms
Code - 37164-1 Views lateral & Caldwell & Waters:Find:Pt:Facial
bones:Nar:XR Code - 37035-3 View Grashey:Find:Pt:Shoulder.bilateral:Nar:XR Code - 37625-1 View Ferguson:Find:Pt:Pelvis:Nar:XR
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Component - Challenges
Code - 39410-6 View AP^W L-bending:Find:Pt:Spine.thoracic:Nar:XR Code - 37486-8 Views Broden^W manual stress:Find:Pt:Ankle:Nar:XR Code - 37579-0 Views^W & WO weight:Find:Pt:Acromioclavicular
joint:Nar:XR
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Component - Subparts
Code - 44108-9 Guidance for aspiration.fine needle:Find:Pt:Adrenal
gland:Nar:CT Code - 30711-6 Multisection^manipulation.infant view:Find:Pt:Hip:Nar:US Code - 24632-2 Views AP portable:Find:Pt:Chest:Nar:XR
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System – Multiple Organs or Locations
Code - 24700-7 Views for leg length:Find:Pt:Femur+Tibia:Nar:XR Code - 24819-5 Views^W Tc-99m calcium colloid IV: Find: Pt:
Liver+Spleen:Nar:Radnuc Code - 30861-9 Multisection:Find:Pt:Aortic arch+Neck vessels:
Nar:MRI.angio
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System - Laterality
Code - 26175-0 Views screening:Find:Pt:Breast.bilateral:Nar:Mam Code - 26347-5 Views diagnostic:Find:Pt:Breast.left:Nar:Mam Code - 24605-8 Views diagnostic:Find:Pt:Breast:Nar:Mam Code - 46380-2 Views:Find:Pt:Breast implant.unilateral:Nar:Mam
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System - Subpart
Code - 24747-8 Multisection^W contrast IV:Find:Pt:Head.sagittal
sinus:Nar:MRI.angio Code - 36082-6 Multisection:Find:Pt:Vena cava.inferior: Nar:
MRI.angio Code - 24532-4 Multisection:Find:Pt:Abdomen.RUQ:Nar:US
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Method – Modality Subpart
Code - 42174-3 Views screening:Find:Pt:Breast.bilateral:Nar:Mam.FFD Code - 36782-1 Multisection:Find:Pt:Subclavian artery:Nar:MRI.angio Code - 39432-0 Multisection:Find:Pt:Lower extremity vein.left:
Nar:US.doppler
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Additional Issues and Development
Overlap with Document Types• Study Observation
Coordination with other Standards SNOMED CT RadLex DICOM
Additional development: Interventional Radiology Combination of Modalities (e.g., PET/CT) Surgical Component of Imaging Therapeutic services
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Radiology Discussion - Issues
Additional views Injection for Multiple, non-adjacent anatomical sites Multiple, non-compatible contrast media Multiple modalities, or no modality at all Including reason for exam Not specific to radiology (surgical procedure) Panels
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Questions?
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