Crown-root fracture without pulp involvement - diagnostic signs

Description	A fracture involving enamel, dentin and cementum with loss of tooth structure, but not exposing the pulp.
Visual signs	Crown fracture extending below gingival margin.
Percussion test	Tender.
Mobility test	Coronal fragment mobile.
Sensibility pulp test	Usually positive for apical fragment.
Radiographic findings	Apical extension of fracture usually not visible.
Radiographs recommended	Periapical, occlusal and eccentric exposures. They are recommended in order to detect fracture lines in the root. A cone beam exposure can reveal the whole fracture extension.

Dental Trauma Guide 2010 - produced in cooperation with the Resource Centre for Rare Oral Diseases and Department of Oral and Maxillo-Facial Surgery
at the University Hospital of Copenhagen - Last edited the 07-01-2014.