Root Canal Sealer
A cementing agent used in conjunction with a core filling material to seal the root canal system and occlude accessory canals and irregularities.
Symptomatic Apical Periodontitis
An inflammation of the periapical tissues producing clinical symptoms such as pain on biting or percussion, often associ...
Taper
The rate of increase in instrument or canal diameter per unit length along the long axis of the root, typically expresse...
Vertical Root Fracture
A longitudinal fracture of a tooth root that typically originates at the root canal wall and propagates outward, often r...
Vertucci Classification
A widely used eight-type taxonomic system for describing root canal morphology based on the number and configuration of...
VRF
Vertical Root Fracture; an acronym used in endodontic clinical notes and literature to denote a longitudinal fracture al...
Warm Vertical Compaction
A thermoplastic obturation method in which heat-softened gutta-percha is compacted vertically within the root canal syst...
WL
Abbreviation for Working Length; the measured distance from a coronal reference to the intended apical termination point...
Working Length
The measured distance from a coronal reference point to the position where canal instrumentation should terminate, usual...