Workers' Compensation Glossary

260 terms covering California workers' compensation evaluations, legal procedures, impairment ratings, and medical terminology.

Updated March 2026

Browse by Category

Administrative (21) Anatomy/Body Parts (21) Evaluation Types (20) Forms & Documents (15) Impairment Rating (27) Insurance/Claims (19) Legal Procedures (29) Medical Terminology (64) Regulatory (23) Treatment (21)

All Terms A–Z

A

ACOEM Guidelines ACOEM Regulatory Acromioclavicular Joint AC Joint Anatomy/Body Parts Activities of Daily Living ADLs Medical Terminology Adjudication Administrative Adjuster Insurance/Claims Administrative Director AD Regulatory Age at Date of Injury Impairment Rating Aggravation Medical Terminology Agreed Medical Evaluator AME Evaluation Types Almaraz-Guzman Decision Legal Procedures Alternative Dispute Resolution ADR Legal Procedures AMA Guides to the Evaluation of Permanent Impairment, 5th Edition AMA Guides Impairment Rating Amputation Treatment Ankle Anatomy/Body Parts Anterior Cruciate Ligament ACL Anatomy/Body Parts Applicant's Attorney Legal Procedures Application for Adjudication of Claim Forms & Documents Apportionment Impairment Rating Apportionment by Causation Impairment Rating Arising Out of Employment AOE Medical Terminology Arthroscopic Surgery Treatment Average Weekly Earnings AWE Insurance/Claims

B

Benefit Notice Administrative Biomechanics Medical Terminology Body Part Code Administrative

C

Cal/OSHA Cal/OSHA Regulatory California Code of Regulations, Title 8 8 CCR Regulatory California Labor Code LC Regulatory Carpal Tunnel Syndrome CTS Medical Terminology Catastrophic Injury Medical Terminology Causation Medical Terminology Cervical Spine C-spine Anatomy/Body Parts Chiropractic Treatment Treatment Chronic Pain Medical Terminology Claim Denial Insurance/Claims Claim Number Administrative Claims Administrator Insurance/Claims Combined Values Chart CVC Impairment Rating Commutation Insurance/Claims Compensability Medical Terminology Complex Regional Pain Syndrome CRPS Medical Terminology Comprehensive Medical-Legal Report ML-103 Evaluation Types Compromise and Release C&R Forms & Documents Consequential Injury Medical Terminology Consultative Evaluation Evaluation Types Consultative Rating Impairment Rating Copy Service Administrative Course of Employment COE Medical Terminology Cross-Examination Legal Procedures CT Scan CT Medical Terminology Cumulative Trauma CT Medical Terminology

D

Date of Injury DOI Medical Terminology Death Benefits Insurance/Claims Declaration of Readiness to Proceed DOR Forms & Documents Defense Attorney Legal Procedures Defense Medical Examination DME Evaluation Types Degenerative Disc Disease DDD Medical Terminology Delay Letter Administrative Denial Administrative Department of Industrial Relations DIR Regulatory Deposition Depo Legal Procedures DEU Form 100 DEU-100 Forms & Documents Diagnosis-Related Estimates DRE Impairment Rating Diagnostic Imaging Medical Terminology Disability Evaluation Unit DEU Regulatory Disc Herniation Medical Terminology Discectomy Treatment Discovery Legal Procedures Division of Workers' Compensation DWC Regulatory DRE Category Impairment Rating Durable Medical Equipment DME Treatment DWC-1 Claim Form DWC-1 Forms & Documents

E

Elbow Anatomy/Body Parts Electrodiagnostic Studies EDX Medical Terminology Electromyography EMG Medical Terminology Electronic Adjudication Management System EAMS Administrative Employer's Report of Occupational Injury or Illness 5020 Forms & Documents Epicondylitis Anatomy/Body Parts Epidural Steroid Injection ESI Treatment Ergonomic Evaluation Treatment Evidence-Based Medicine EBM Medical Terminology Ex Parte Communication Legal Procedures Expedited Hearing Legal Procedures Experience Modification Rate X-Mod Insurance/Claims

F

Findings and Award F&A Legal Procedures Follow-Up Medical-Legal Report ML-104 Evaluation Types Foot Anatomy/Body Parts Foraminotomy Treatment Formal Rating Impairment Rating Functional Capacity Evaluation FCE Medical Terminology Future Earning Capacity FEC Impairment Rating Future Medical Care Medical Terminology

G

Global Assessment of Functioning GAF Impairment Rating Going and Coming Rule Regulatory Goniometer Medical Terminology Grip Strength Deficit Impairment Rating

H

Hand Anatomy/Body Parts Health Care Organization HCO Regulatory Hearing Loss Medical Terminology Heavy Work Medical Terminology Hip Anatomy/Body Parts

I

Impairment Rating Impairment Rating Impairment Standard Impairment Rating Inclinometer Medical Terminology Independent Bill Review IBR Administrative Independent Medical Examination IME Evaluation Types Independent Medical Review IMR Evaluation Types Industrial Injury Medical Terminology Information and Assistance Officer I&A Regulatory Injection Therapy Treatment Insurance Carrier Insurance/Claims Interpreter Administrative

K

Knee Anatomy/Body Parts

L

Labor Market Survey LMS Administrative Laminectomy Treatment Lien Legal Procedures Lien Claimant Legal Procedures Lien Conference Legal Procedures Life Pension Insurance/Claims Light Duty Medical Terminology Loss of Motion Segment Integrity LOMSI Impairment Rating Low Back Pain LBP Medical Terminology Lower Extremity Impairment LE Impairment Rating Lumbar Spine L-spine Anatomy/Body Parts

M

Mandatory Settlement Conference MSC Legal Procedures Maximum Medical Improvement MMI Medical Terminology Maximus Federal Services Administrative Mechanism of Injury MOI Medical Terminology Medical Evidence Legal Procedures Medical Provider Network MPN Regulatory Medical Records Administrative Medical Treatment Guidelines Regulatory Medical Treatment Utilization Schedule MTUS Regulatory Medical Unit Regulatory Medical-Legal Costs Administrative Medical-Legal Evaluation MLE Evaluation Types Medical-Legal Fee Schedule MLFS Evaluation Types Medicare Set-Aside MSA Insurance/Claims Medium Work Medical Terminology Meniscal Tear Anatomy/Body Parts Modified Duty Medical Terminology MRI MRI Medical Terminology Multiple Impairments Impairment Rating Myelopathy Medical Terminology

N

Natural Progression Medical Terminology Nerve Conduction Study NCS Medical Terminology Nerve Root Compression Medical Terminology Neuropathy Medical Terminology

O

Occupational Disease Medical Terminology Occupational Group Number OGN Impairment Rating Occupational Therapy OT Treatment Occupational Variant OV Impairment Rating Official Medical Fee Schedule OMFS Regulatory Ogilvie Decision Legal Procedures Opioid Treatment Guidelines Treatment Osteophyte Medical Terminology Overlap of Impairment Impairment Rating

P

Pain Add-On Impairment Rating Pain Management Treatment Panel QME Process Evaluation Types Pelvis Anatomy/Body Parts Penalty Legal Procedures Permanent and Stationary P&S Medical Terminology Permanent Disability PD Medical Terminology Permanent Disability Rating Schedule PDRS Impairment Rating Permanent Total Disability PTD Insurance/Claims Personal Physician Medical Terminology Petition for Reconsideration Legal Procedures Petition to Reopen Legal Procedures Physical Therapy PT Treatment PR-1 Report PR-1 Forms & Documents PR-2 Report PR-2 Forms & Documents PR-3 Report PR-3 Forms & Documents PR-4 Report PR-4 Forms & Documents Pre-Existing Condition Medical Terminology Pre-Trial Conference Statement PTCS Legal Procedures Predesignation Regulatory Presumption of Compensability Legal Procedures Primary Treating Physician PTP Evaluation Types Prognosis Medical Terminology Psyche Claim Medical Terminology Psychiatric Injury Medical Terminology

Q

QME Appointment Evaluation Types QME Certification Evaluation Types QME Competency Examination Regulatory QME Face Time Evaluation Types QME Form 100 QME-100 Forms & Documents QME Form 105 QME-105 Forms & Documents QME Form 106 QME-106 Forms & Documents Qualified Injured Worker QIW Administrative Qualified Medical Evaluator QME Evaluation Types

R

Radiculopathy Medical Terminology Range of Motion Method ROM Impairment Rating Ratable Impairment Impairment Rating Reasonable Accommodation Administrative Reasonable Medical Probability Medical Terminology Record Review Evaluation ML-101 Evaluation Types Repetitive Strain Injury RSI Medical Terminology Request for Authorization RFA Forms & Documents Retroactive Temporary Disability Insurance/Claims Return to Work RTW Medical Terminology Rotator Cuff Tear Medical Terminology

S

Sacroiliac Joint SI Joint Anatomy/Body Parts Sacrum Anatomy/Body Parts Safety Violation Regulatory Second Opinion Evaluation Evaluation Types Sedentary Work Medical Terminology Self-Insured Employer Insurance/Claims Senate Bill 863 SB 863 Regulatory Senate Bill 899 SB 899 Regulatory Serious and Willful Misconduct S&W Regulatory Shoulder Anatomy/Body Parts Sleep Disorder Medical Terminology Specific Injury Medical Terminology Spinal Cord Stimulator SCS Treatment Spinal Fusion Treatment Spinal Stenosis Medical Terminology Spinal Surgery Treatment Spondylolisthesis Medical Terminology State Compensation Insurance Fund SCIF Insurance/Claims Statute of Limitations Regulatory Stipulated Award Stips Forms & Documents Subpoena Legal Procedures Subrogation Legal Procedures Subsequent Injuries Benefits Trust Fund SIBTF Insurance/Claims Substantial Medical Evidence Legal Procedures Summary Rating Impairment Rating Supplemental Job Displacement Benefit SJDB Insurance/Claims Supplemental Job Displacement Benefit Voucher Administrative Supplemental Medical-Legal Report Evaluation Types

T

Temporary Disability TD Medical Terminology Temporary Partial Disability TPD Medical Terminology Temporary Total Disability TTD Medical Terminology Tendinitis Anatomy/Body Parts Third-Party Administrator TPA Insurance/Claims Third-Party Claim Legal Procedures Thoracic Spine T-spine Anatomy/Body Parts Total Joint Replacement TJR Treatment Treating Physician Report Evaluation Types Trial Legal Procedures Trigger Point Injection TPI Treatment

U

Ulnar Nerve Anatomy/Body Parts Uninsured Employers Benefits Trust Fund UEBTF Insurance/Claims Unrepresented Injured Worker Administrative Upper Extremity Impairment UE Impairment Rating Utilization Review UR Evaluation Types

V

Vertebral Fracture Anatomy/Body Parts Vocational Expert VE Administrative Vocational Rehabilitation VR Treatment

W

WCAB Case Number ADJ Administrative Whole Person Impairment WPI Impairment Rating Work Hardening Treatment Work Restrictions Medical Terminology Work Status Report Administrative Workers' Compensation Appeals Board WCAB Legal Procedures Workers' Compensation Insurance Rating Bureau WCIRB Insurance/Claims Workers' Compensation Judge WCJ Legal Procedures Wrist Anatomy/Body Parts Writ of Review Legal Procedures

X

X-Ray Medical Terminology

Terms by Category

Anatomy/Body Parts

21 terms

Forms & Documents

15 terms

Application for Adjudication of Claim C&R Compromise and Release DOR Declaration of Readiness to Proceed DEU-100 DEU Form 100 DWC-1 DWC-1 Claim Form 5020 Employer's Report of Occupational Injury or Illness PR-1 PR-1 Report PR-2 PR-2 Report PR-3 PR-3 Report PR-4 PR-4 Report QME-100 QME Form 100 QME-105 QME Form 105 QME-106 QME Form 106 RFA Request for Authorization Stips Stipulated Award

Impairment Rating

27 terms

Insurance/Claims

19 terms

Adjuster AWE Average Weekly Earnings Claim Denial Claims Administrator Commutation Death Benefits X-Mod Experience Modification Rate Insurance Carrier Life Pension MSA Medicare Set-Aside PTD Permanent Total Disability Retroactive Temporary Disability Self-Insured Employer SCIF State Compensation Insurance Fund SIBTF Subsequent Injuries Benefits Trust Fund SJDB Supplemental Job Displacement Benefit TPA Third-Party Administrator UEBTF Uninsured Employers Benefits Trust Fund WCIRB Workers' Compensation Insurance Rating Bureau

Medical Terminology

64 terms

ADLs Activities of Daily Living Aggravation AOE Arising Out of Employment Biomechanics CTS Carpal Tunnel Syndrome Catastrophic Injury Causation Chronic Pain Compensability CRPS Complex Regional Pain Syndrome Consequential Injury COE Course of Employment CT CT Scan CT Cumulative Trauma DOI Date of Injury DDD Degenerative Disc Disease Diagnostic Imaging Disc Herniation EDX Electrodiagnostic Studies EMG Electromyography EBM Evidence-Based Medicine FCE Functional Capacity Evaluation Future Medical Care Goniometer Hearing Loss Heavy Work Inclinometer Industrial Injury Light Duty LBP Low Back Pain MMI Maximum Medical Improvement MOI Mechanism of Injury Medium Work Modified Duty MRI MRI Myelopathy Natural Progression NCS Nerve Conduction Study Nerve Root Compression Neuropathy Occupational Disease Osteophyte P&S Permanent and Stationary PD Permanent Disability Personal Physician Pre-Existing Condition Prognosis Psyche Claim Psychiatric Injury Radiculopathy Reasonable Medical Probability RSI Repetitive Strain Injury RTW Return to Work Rotator Cuff Tear Sedentary Work Sleep Disorder Specific Injury Spinal Stenosis Spondylolisthesis TD Temporary Disability TPD Temporary Partial Disability TTD Temporary Total Disability Work Restrictions X-Ray