Trauma Surgery Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
open book fracture
Unstable pelvic ring injury with anterior separation resembling an opened book when viewed on X-ray.
massive hemothorax
Accumulation of more than 1500 mL of blood in the pleural cavity, typically requiring immediate surgical intervention.
massive transfusion protocol
A standardized approach for rapid delivery of blood products in patients with life-threatening hemorrhage.
mechanism of injury
The physical process or force that caused traumatic injury, providing crucial information for assessment and management.
Morel-Lavallée lesion
Closed degloving injury creating a fluid-filled cavity between deep fascia and subcutaneous tissue.
multi-detector CT
Advanced computed tomography imaging using multiple detector rows for rapid, high-resolution trauma evaluation, often ab...
multisystem trauma
Injuries affecting multiple organ systems requiring coordinated management across surgical specialties.
NEXUS criteria
Clinical decision rules for determining when cervical spine imaging is necessary in trauma patients.
non-compressible hemorrhage
Bleeding from deep anatomical sites that cannot be controlled by external pressure or tourniquets.
non-operative management
Conservative treatment approach for trauma patients that avoids surgical intervention when clinically appropriate.
occult hemorrhage
Hidden or non-obvious bleeding that may not be immediately apparent during initial trauma assessment.
open book fracture
Unstable pelvic ring injury with anterior separation resembling an opened book when viewed on X-ray.
operative debridement
Surgical removal of devitalized, contaminated, or foreign material from traumatic wounds.
operative exposure
Surgical technique to gain adequate visualization and access to injured anatomical structures.
over-triage
The inappropriate activation of trauma team resources for patients who do not require the highest level of trauma care.
pan-scan
Comprehensive CT imaging of the head, cervical spine, chest, abdomen, and pelvis in trauma patients.
pelvic binder
External circumferential compression device applied to stabilize suspected pelvic ring fractures in trauma patients.
penetrating neck injury
Trauma that breaches the platysma muscle of the neck, potentially involving critical structures.
penetrating trauma
Injury caused by objects that pierce the skin and create open wounds with potential internal organ damage.
pericardiocentesis
Emergency procedure to drain fluid or blood from the pericardial sac surrounding the heart.
peritoneal lavage
Diagnostic procedure involving instillation and drainage of saline into the peritoneal cavity to detect internal bleedin...
permissive hypotension
Deliberate maintenance of lower than normal blood pressure in trauma patients to reduce bleeding while preserving organ...
physiologic exhaustion
Critical depletion of the body's compensatory mechanisms in severely injured patients, often manifesting as coagulopathy...
pneumothorax
Presence of air in the pleural space causing lung collapse, ranging from simple to life-threatening tension pneumothorax...
polytrauma
Multiple traumatic injuries occurring simultaneously across different body systems or regions.