Dilaceration is one of the causes of permanent maxillary incisor eruption failure. It is a developmental distortion of the form of a tooth that commonly occurs in permanent incisors as result of trauma to the primary predecessors whose apices lie close to the permanent tooth germ. We present a case of post-traumatic impaction of a dilacerated central maxillary left incisor in a young patient wi...

AIM To report a maxillary central incisor tooth with a horizontal root fracture and incomplete root development that healed and was then moved orthodontically some years after the traumatic injury. SUMMARY A 7-year-old girl attended following trauma to the maxillary anterior region. Radiologic examination revealed a horizontal root fracture in the middle third of the maxillary right central i...

PURPOSE To describe the development and testing of a system that measures forces exerted by the tongue and upper lip on a tooth during rest and during swallowing. METHODS Twenty-eight subjects, aged 19-31 years (mean: 23.2 years) were submitted to measurement of forces exerted by the upper lip and tongue on the maxillary right central incisor tooth. Flexiforce resistive sensors were fixed on ...

We present a girl with del(18p) syndrome and a single maxillary central incisor; she is only the second patient in whom this association has been reported.

Management of a dual-rooted maxillary central incisor with a normal clinical crown is reported. The postoperative radiograph shows two distinct roots and canals.

Tooth transposition can be described as interchange in position of two adjacent permanent teeth the same quadrant. A case with a maxillary dilacerated central and tranposition canine-lateral incisor, treated forced eruption piezosurgical technique to shorter treatment time. Treatment is challenging for both orthodontists oral surgeons. Using cone-beam computed tomography necessary correct local...

Sir,?I would like to ask your readers for some reference to a case of a median incisor tooth if any of them are acquainted with one. Last year a prisoner in my jail was found to have what appeared to be one in the upper jaw. Situated between the two central incisors, which were very long and tush-like, and had their enamel worn away half way up, was a shorter rounded peg-like tooth which also h...

OBJECTIVE To evaluate the Chinese public preferences for asymmetrically altered incisor angulations, with the goal of linking preferences to gender. METHODS Five variations of 5 separate digital smiling photographs were used in this survey. The alterations included discrepancy between the dental and facial midlines, inclination of dental midline and two central incisors, inclination of left c...

PURPOSE The location of the gingival zenith in a medial-lateral position relative to the vertical tooth axis of the maxillary anterior teeth remains to be clearly defined. In addition, the apex of the free gingival margin of the lateral incisor teeth relative to the gingival zeniths of the adjacent proximal teeth remains undetermined. Therefore, this investigation evaluated two clinical paramet...