Diagnosis	Definition	Presentation	Complications	Treatment
Reversible pulpitis	Pulpal inflammation	Pain with hot, cold, or sweet stimuli	Periapical abscess, cellulitis	Filling
Irreversible pulpitis	Pulpal inflammation	Spontaneous, poorly localized pain	Periapical abscess, cellulitis	RCT, extraction
Abscess	Localized bacterial infection	Localized pain and swelling	Cellulitis	I & D and RCT or extraction
Cellulitis	Diffuse soft tissue bacterial infection	Pain, erythema, and swelling	Regional spread	Antibiotics and RCT or extraction
Pericoronitis	Inflamed gum over partially erupted tooth	Pain, erythema, and swelling	Cellulitis	Irrigation, antibiotics if cellulitis also present
Tooth fracture	Broken tooth	Clinical examination and radiography	Pulpitis and sequelae	Fillings, with or without RCT, extraction
Tooth luxation	Loose tooth	Clinical examination and radiography	Aspiration, pulpitis, and sequelae	Splinting, with or without RCT, extraction
Tooth avulsion	Missing tooth	Clinical examination	Ankylosis, resorption	Reimplantation and splinting