ACL Graft Choice Risk Factors ACL-RSI Calculator (Return to Sport Readiness)AHA Pre-Participation Screening AOFAS Ankle-Hindfoot Scale ASES Elbow Score ASES Shoulder Score Acute:Chronic Workload Ratio (ACWR)Altitude Gain Guidelines Ankle Syndesmosis (High Ankle Sprain)Athlete's Heart vs HCM Beighton Score (Joint Hypermobility)Borg CR-10 Scale Borg RPE Scale (6–20)Brighton Criteria (BJHS)Buffalo Concussion Treadmill Test (BCTT)Child SCAT6 (Age 8–12)Commotio Cordis Protocol Cumberland Ankle Instability Tool (CAIT)DASH (UE Disability Index)Doha Groin Agreement ESC HCM SCD Risk Score ESC Pre-Participation Screening Energy Availability Calculator FAI Syndrome (Warwick)FAOS (Foot and Ankle Outcome Score)Fear-Avoidance Beliefs Questionnaire (FABQ)Female Athlete Triad Risk Foot Posture Index (FPI-6)Foot and Ankle Ability Measure (FAAM)Functional Movement Screen (FMS)Graduated Return-to-Play (GRTP) Protocol HAGOS (Hip and Groin Outcome Score)Hamstring Asymmetry Index Heat Index (Apparent Temp)Hip Outcome Score (HOS)Hooper Index (Athlete Wellness)I-PRRS (Psychological Readiness)IKDC (Objective Examination)IKDC (Subjective Knee Evaluation)Injury Severity KJOC Shoulder & Elbow Score KOOS (Knee Outcome Score)KOOS-PS (Physical Function Short Form)Kujala (Anterior Knee Pain Scale)LEAF-Q (LEA Screening)Lake Louise AMS Score Limb Symmetry Index (LSI)Little League Elbow Grading Lysholm Knee Score Marx Activity Rating Scale (MARS)Mayo Elbow Performance Score (MEPS)Modified Schober Test NEXUS C-Spine Criteria Neck Disability Index (NDI)One-Rep Max Estimator Osgood-Schlatter Severity Oswestry Disability Index (ODI)Ottawa Knee Rules Oxford Elbow Score Oxford Shoulder Score PAR-Q+ Readiness Questionnaire PARS-3 Youth Readiness Patellar Instability Severity Score Pitch Smart Guidelines (USA Baseball)Pittsburgh Knee Rules Post-Concussion Symptom Scale (PCSS)QuickDASH (Shoulder & UE)RED-S CAT (Clinical Assessment)Re-injury Anxiety Inventory (RIAI)Relative Age Effect (RAE)Return-to-Play Battery SANE Score (Single Assessment)SCAT6 (Sport Concussion Assessment Tool 6)SCOAT6 (Sub-acute and Office Follow-up)SEAQ-I Appetite Questionnaire STarT Back Screening Tool Session RPE (Internal Load)Sever's Disease Activity Single-Leg Hop Test Battery Standardized Assessment of Concussion (SAC)Steroid Equivalence Calculator Stinger / Burner Grading Sweat Rate and Rehydration TSK-11 (Tampa Scale for Kinesiophobia)TUE Criteria Checklist Tanner Stage Assessment Tegner Activity Scale (TAS)Training Monotony and Strain UCL Injury Risk (Medial Elbow)VISA-A (Achilles Tendinopathy)VISA-P Scale (Patellar Tendinopathy)VO2 Max VOMS (Vestibular/Ocular-Motor Screening)WADA Prohibited List Checker WBGT (Wet Bulb Globe Temp)WORC (Rotator Cuff Index)WOSI (Shoulder Instability Index)Wilks Score (Relative Strength)Wind Chill Index hEDS Diagnostic Criteria (2017)iHOT-33 (International Hip Outcome Tool)

Recent Journal Updates

British J Clinical PharmacologyJun 26, 2026

Linezolid‐induced lactic acidosis in critically ill patients: A multicentre study of incidence, severity and predictors

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

British J HaematologyJun 16, 2026

The quiet brain injury in thrombotic thrombocytopenic purpura: Are we missing the warning signs?

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

FDA MedWatchJun 10, 2026

FDA Approves Labeling Changes for Over-the-Counter (OTC) Weight Loss Drug alli (Orlistat) to Warn of Risk of Kidney Stones and Kidney Injury

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

Injury Severity (Time Loss)

7

Minor Severity

Estimated Days Lost7

Standardized consensus on injury monitoring in sport (IOC) defines severity by the number of days from the date of injury until the athlete is cleared for full participation. Slight: 1–3 days. Minor: 4–7 days. Moderate: 8–28 days. Major: > 28 days.

Guidelines & Evidence

Verified

Last Review: 2026

When to Use

Acute trauma triage in sports medicine settings (e.g., field, sideline, emergency department) to rapidly categorize injury severity and guide immediate management decisions.

Pre-participation screening for contact sports (e.g., American football, rugby, ice hockey) to establish baseline injury severity risk profiles and inform return-to-play protocols.

Surveillance of injury patterns in athletic populations (e.g., collegiate, professional, military) to identify high-risk mechanisms and implement preventive strategies.

Clinical research to standardize injury severity classification across studies, enabling meta-analyses and comparative effectiveness research.

Rehabilitation monitoring to track injury progression or regression over time, particularly in multi-trauma or polytrauma athletes.

Key Indication - Acute Trauma Severity Stratification

The Injury Severity Score (ISS) is the gold standard for anatomical severity classification in trauma patients, including athletes. An ISS >15 defines major trauma (polytrauma) and is associated with >10% mortality risk. In sports, ISS is used to triage athletes with high-energy mechanisms (e.g., high-velocity collisions, falls from height) to appropriate level of care. The Abbreviated Injury Scale (AIS) 2005 update (with 2008 corrections) is the current standard for ISS calculation. A single AIS score of 6 (unsurvivable) automatically assigns ISS=75.

When Not to Use / Contraindications

Isolated extremity injuries without systemic involvement (use region-specific scores like OTA/AO classification).

Non-traumatic conditions (e.g., overuse injuries, stress fractures, tendinopathies) where ISS is not validated.

Pediatric populations without age-specific adjustments (use Pediatric Trauma Score or modified ISS).

Patients with incomplete anatomical injury documentation (e.g., missing imaging) leading to underestimation.

Situations requiring physiological severity assessment (use RTS or GCS instead).

Last Comprehensive Review: 2026

Recent Journal Updates

British J Clinical PharmacologyJun 26, 2026

Linezolid‐induced lactic acidosis in critically ill patients: A multicentre study of incidence, severity and predictors

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

British J HaematologyJun 16, 2026

The quiet brain injury in thrombotic thrombocytopenic purpura: Are we missing the warning signs?

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

FDA MedWatchJun 10, 2026

FDA Approves Labeling Changes for Over-the-Counter (OTC) Weight Loss Drug alli (Orlistat) to Warn of Risk of Kidney Stones and Kidney Injury

Clinical Context

We think this might be relevant to the clinical guidance for Injury Severity.

Injury Severity (Time Loss)

7

Minor Severity

Estimated Days Lost7

Guidelines & Evidence

Verified

Last Review: 2026

When to Use

Acute trauma triage in sports medicine settings (e.g., field, sideline, emergency department) to rapidly categorize injury severity and guide immediate management decisions.

Pre-participation screening for contact sports (e.g., American football, rugby, ice hockey) to establish baseline injury severity risk profiles and inform return-to-play protocols.

Surveillance of injury patterns in athletic populations (e.g., collegiate, professional, military) to identify high-risk mechanisms and implement preventive strategies.

Clinical research to standardize injury severity classification across studies, enabling meta-analyses and comparative effectiveness research.

Rehabilitation monitoring to track injury progression or regression over time, particularly in multi-trauma or polytrauma athletes.

Key Indication - Acute Trauma Severity Stratification

When Not to Use / Contraindications

Isolated extremity injuries without systemic involvement (use region-specific scores like OTA/AO classification).

Non-traumatic conditions (e.g., overuse injuries, stress fractures, tendinopathies) where ISS is not validated.

Pediatric populations without age-specific adjustments (use Pediatric Trauma Score or modified ISS).

Patients with incomplete anatomical injury documentation (e.g., missing imaging) leading to underestimation.

Situations requiring physiological severity assessment (use RTS or GCS instead).

Last Comprehensive Review: 2026