The central incisors were sectioned, and gingival retraction was measured using a measuring stereomicroscope.

The primary mandibular central incisors and the permanent first molars were the most common site affected.

I could see two long depressions to either side of the midline, probably the central incisors.

Each of the lower central incisors had a small but noticeable groove on the biting edge.

The size of the central incisors seems to be directly proportional to the degree of pituitary predominance.

Stigmata: slight facial asymmetry, ears very long and narrow, dentition very irregular-oneupper canine having erupted behind the central incisors.

Conclusions: The topical anesthetic was highly effective for both insertion and injection pain during infiltration anesthesia in the maxillary central incisors.

Ottolengni mentions the case of a man who was struck by a ruffian and had his two central incisors knocked out.

Materials and methods: Forty extracted human permanent maxillary central incisors were subjected to bleaching with 10% carbamide peroxide for eight days.

Pettyjohn reports a successful case of tooth-replantation in his young daughter of two, who fell on the cellar stairs, completely excising the central incisors.

The prevalence of severe OIIRR, defined as both maxillary central incisors experiencing greater than a 25% reduction in root length, was found to be 1.25%.