mesial step

me·si·al step

(mē'zē-ăl step)
Projection of a cavity prepared in a tooth into the mesial surface perpendicular to the main part of the cavity to prevent displacement of the restoration (filling) by forces of mastication.
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References in periodicals archive ?
3%) was the most prevalent molar relation while unilateral flush terminal plane with mesial step (2.
However, mesial step was found to be the norm for completed primary dentition rather than flush terminal plane [22-24].
9% Unilateral flush terminal Count 28 25 53 plane with mesial step % within SEX 2.
mesial step (MS)--the distal surface of the mandibular primary second molar is located in a more mesial position relative to the distal surface of the maxillary primary second molar; and
Concerning the different types of molar relationships in deciduous and permanent dentition (table 5), right and left mesial step occurred more frequently, especially in boys, although the differences were not statistically significant in comparison to the girls (p = 0.
Odds ratio (OR) an 95% confidence intervals (95%IC) Variables Men Women n % n % Deciduous molar relationship Right Mesial step 19 9.
In terms of the molar relationship; flush terminal plane was present in 75% of the children followed by mesial step (13.
4 times more frequent than the mesial step occlusion.
Kabue et al9 found that the straight terminal plane of the deciduous second molars was presented in 53% of the Kenyan children, mesial step in 43% and distal step occlusion in one percent; he concluded that more than half of the children were found to have some form of malocclusion.
Farsi, and Salama13 conducted a study among 3-5-year-old Saudi children, finding that majority of the children had flush terminal relationship and Class I canine relationship, followed by mesial step and class II rela-tionship.
In a study conducted by Abu Alhaija, and Qudeimat14 among 3-6 years Jordanian children, mesial step molar relationship was found in 47.
There was also the presence of anterior crossbite with mesial step molar relation on both sides.