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In 1944, Murray L. Ballard was the first to advocate for the stripping of the lower anterior teeth due to crowding in a paper published in The Angle Orthodontist.Other authors also advocated about slenderizing the teeth for next 40 years but it was not until the 1980s when John J. Sheridan's Air Rotor Stripping (ARS) technique for interproximal reduction captured significant interest.
Genetic (inheritance) factors, extra teeth, lost teeth, impacted teeth, or abnormally shaped teeth have been cited as causes of crowding. Ill-fitting dental fillings, crowns, appliances, retainers, or braces as well as misalignment of jaw fractures after a severe injury are also known to cause crowding. [26]
Prosthetics; teeth detrimental to the fit or appearance of dentures. [12] Head and neck radiation therapy, to treat and/or manage tumors, may require extraction of teeth, either before or after radiation treatments. Lower cost, compared to other treatments. [13]: 98 Medically unnecessary extraction as a form of physical torture. [14]
Less than two months ago, Spelling initially revealed that she was planning on getting veneers after her Beverly Hills, 90210 costar Jason Priestley chipped one of her teeth after a long makeout ...
Opinion is that they are likely useful for moderate front-teeth crowding. In those with teeth that are too far forward or backward, or rotated in the socket, the aligners are likely not as effective as conventional braces. More cases of relapse of the anterior teeth have been found with clear aligners compared with conventional braces. [4]
Tori Spelling and Jason Priestley Jean-Paul Aussenard/WireImage for Silver Spoon (formerly The Cabana)/Getty Images Tori Spelling is getting veneers — and her former Beverly Hills, 90210 costar ...
In some individuals, the additional teeth can erupt far from the dental arch, within the maxillary sinus. The extra teeth may also migrate to a different location after development. [1] In some cases, supernumerary teeth can lead to the formation of cysts. Crowding is also frequently seen in people with hyperdontia. [2]
[54] [55] Before applying to any post-graduation training courses, an applicant must have completed the Bachelor of Dental Surgery (BDS) examination from any dental college. [54] After application, the applicant must take an admissions test held by the specific college. [54] If successful, selected candidates undergo training for six months. [56]