نتایج جستجو برای: external root resorption
تعداد نتایج: 336243 فیلتر نتایج به سال:
The purpose of this study was to investigate the degree of root resorption after orthodontic treatment and self-repair of the root following two years of retention by measuring the root length of the maxillary incisors before, immediately after and two years after orthodontic treatment. Sixty patients with Angle Class II division 1 malocclusion ranging in age from 12 to 22 who were treated with...
Internal root resorption is a relatively unusual resorption that begins in the root canal and destroys surrounding dental hard tissues. Multinuclear Odontoclastic cells are responsible for the resorption, which can grow and may perforate the root if left untreated. Internal root resorption is usually asymptomatic, but sinus tract usually forms in case of perforated type of internal resorption. ...
Background: Resorption of the external apical root is a common iatrogenic side effect orthodontic therapy (EARR). The loss cementum and dentine caused by resorption, which can be normal or pathologic process. A complicated combination individual biology mechanical forces assumed to cause. Aims &Objectives: purpose this research was assess degree resorption (EARR) in patients treated with Da...
Internal resorption has been described as a resorptive defect of internal aspect of tooth. It is caused by transformation of normal pulp tissue into granulomatous tissue with giant cells which resorb dentin. Though mostly idiopathic in origin, trauma, caries and restorative procedures have also been suggested to be contributing factors of internal resorption of pulp. Most of the internal resorp...
Internal inflammatory root resorption is a relatively rare resorption that begins in the root canal and destroys surrounding dental hard tissues. Odontoclastic multinuclear cells are responsible for the resorption, which can grow to perforate the root if untreated. The initiating factor in internal root resorption is thought to be trauma or chronic pulpal inflammation, but other etiological fac...
UNLABELLED Orthodontically induced root resorption is an irreversible process that can have medical, ethical and legal implications. AIM The objective of this research was to identify morphological risk factors, in order to prevent it. MATERIAL AND METHODS We realized a retrospective study on 50 patients and made correlation between the prevalence and gravity of radiological identified root...
Inflammatory external root resorption (IERR) after orthodontic treatments is an unusual complication. This case report describes a non-vital maxillary premolar with symptomatic extensive IERR (with a crown/root ratio of 1:1) after receiving orthodontic treatment. The first appointment included drainage, chemo-mechanical preparation of the canal and intra-canal medication with calcium hydroxide ...
This clinical study evaluated factors related to root resorption before (T1) and after (T2) orthodontic treatment. Ninety-six subjects between 9 and 34 years (34 males and 62 females) who had been treated using fixed appliances for at least 1 year and who had panoramic radiographs at T1 and T2 were selected. The relationship between root resorption at T1 and T2, with regard to gender, age, extr...
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