[Cracked tooth: diagnostic process and clinical management strategies].

Cracked tooth is an incomplete tooth fracture that begins from the crown and extends into the subgingival region. The invisibility and complexity of cracks pose challenges to clinical diagnosis, treatment, and prognosis evaluation. This article elaborates the research progress in the diagnosis, treatment, and outcome evaluation of cracked tooth, and proposes the diagnostic process and clinical management strategies to provide references for clinical practice and research.