Understanding Tooth Dilaceration: Causes, Diagnosis, and Treatment Options

July 2, 2025 | 2 min read
Tooth dilaceration refers to an abnormal curvature or bend in the crown, root, or root tip of a tooth. While it can occur in any tooth, it is particularly prevalent in primary (baby) teeth. Recognizing and diagnosing this condition is essential because it can significantly impact subsequent dental care strategies and recommendations. Accurate diagnosis of tooth dilaceration can be challenging with traditional two-dimensional X-rays due to the nature of the bend. For this reason, dental professionals frequently utilize Cone-Beam Computed Tomography (CBCT). CBCT provides detailed 3D images of the mouth, offering a clearer view of the tooth's curvature and facilitating a more precise diagnosis. The exact prevalence and a comprehensive understanding of the causes of tooth dilaceration are still being researched. However, commonly identified factors contributing to this condition include traumatic injury to primary teeth, underlying developmental issues, and various medical conditions. Specific causes may encompass: Developmental abnormalities, potentially stemming from genetic predispositions or certain diseases. Medical conditions, such as the presence of cysts or tumors in the oral cavity. Traumatic injuries to baby teeth, which can disrupt normal tooth development. Improper eruption or growth of primary teeth. The presence of supernumerary (extra) teeth, which can interfere with the development of adjacent teeth. Preventing tooth dilaceration can be difficult due to its varied etiologies, including unforeseen health problems and traumatic injuries. The most effective preventative measures involve minimizing the risk of oral trauma, particularly in children, and maintaining excellent overall oral hygiene to address potential underlying health issues. Regular dental check-ups are paramount for early detection of dilaceration. Minor cases may not require any intervention. Should treatment be necessary, the approach is highly individualized and depends on several factors: the severity and root cause of the dilaceration, the position and direction of the affected tooth, the available space around the tooth, and the extent of root formation. Treatment options often involve surgical intervention. Depending on the specific case, a dental professional might recommend traction, which involves applying gentle pressure to guide the tooth into its correct position, or extraction of the affected tooth. Early consultation with a dental professional is crucial to prevent potential complications associated with tooth dilaceration.

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