Results 91 to 100 of about 1,355,638 (188)

The oral microbiota and periodontal health in orthodontic patients

Periodontology 2000, EarlyView.
Abstract The oral microbiota develops within the first 2 years of childhood and becomes distinct from the parents by 4 years‐of‐age. The oral microbiota plays an important role in the overall health/symbiosis of the individual. Deviations from the state of symbiosis leads to dysbiosis and an increased risk of pathogenicity.
Brandon W. Peterson, Geerten‐Has Tjakkes, Anne‐Marie Renkema, David J. Manton, Yijin Ren   +4 more
wiley   +1 more source

Surgical options in the treatment of altered passive eruption

, 2020
Odgođena pasivna erupcija jedan je od uzroka estetski nepovoljnog odnosa gingive i kliničke krune zuba koji se često manifestira kao gummy smile. Karakterizira ga prevelika vidljivost gingive iznad krune zuba, zbog čega pacijenti nerijetko traže ...
Bašić, Paula
core   +1 more source

Orthodontic management of uneven gingival margins in patients with healthy or reduced periodontium to improve smile aesthetics

Periodontology 2000, EarlyView.
Abstract Uneven gingival margins may cause visible asymmetries during smiling and may reflect alterations in the tooth shape and morphology, particularly in cases requiring restorative procedures. Despite being perceived as a minor health condition, presence of uneven gingival margins usually impacts the smile aesthetics and could affect the individual'
Conchita Martin, Spyridon N. Papageorgiou, Oscar Gonzalez‐Martin, Mariano Sanz   +3 more
wiley   +1 more source

Treatment of excessive gingival display using conventional esthetic crown lengthening versus computer guided esthetic crown lengthening: (a randomized clinical trial)

BMC Oral Health
Background Surgical guides have been proposed in an attempt to reach more predictable outcomes for esthetic crown lengthening. The objective of the present study was to evaluate the effectiveness of esthetic crown lengthening using 3D-printed surgical ...
Eman Borham, Hala Ahmed Abuel-Ela, Islam Shawky Mohamed, Yasmine Ahmed Fouad   +3 more
doaj   +1 more source

Modified Lip Repositioning Surgery in the Treatment of Gummy Smile

Applied Sciences
The smile is a characteristic that expresses emotions and affects interpersonal relationships, significantly impacting self-esteem and influencing personal and professional life.
Cesar Augusto Signori Arruda, Filipa Passos Sousa, Ricardo Castro Alves   +2 more
doaj   +1 more source

Atmospheric and environmental effects of the 1783-1784 Laki eruption: A review and reassessment [PDF]

, 2003
The 1783–1784 Laki flood lava eruption in Iceland emitted ∼122 megatons (Mt) SO2 into the atmosphere and maintained a sulfuric aerosol veil that hung over the Northern Hemisphere for >5 months. The eruption columns extended to 9–13 km and released ∼95
Thordarson, Thorvaldur, Self, Stephen
core   +1 more source

Surgical considerations based on oral and periodontal vascularization

Periodontology 2000, EarlyView.
Abstract Objectives To synthesize current evidence on vascular and anastomotic patterns, emphasizing their operative implications for optimizing flap perfusion, neovascularization, and wound healing in periodontal and implant surgery, while accounting for anatomical variability and collateral circulation. Materials and Methods A comprehensive review of
Arvin Shahbazi, Edward P. Allen, Sebastian Gschwindt, Kevin G. Murphy, Gábor Baksa, Anton Sculean   +5 more
wiley   +1 more source

Comprehensive gummy smile correction: a case report on combined lip repositioning and crown lengthening

Majalah Kedokteran Gigi Indonesia
A gummy smile, or excessive gingival display (EGD), is a clinical condition in which more than 3–4 mm of gingiva is visible during smiling. This condition often raises aesthetic concerns and may negatively affect self-esteem.
Mentari Salma Nurbaiti, Kwartarini Murdiastuti, Vincensia Maria Karina   +2 more
doaj   +1 more source

Correction of the gummy smile when there is vertical growth of the maxilla and resistance to orthognathics [PDF]

RGO: Revista Gaúcha de Odontologia
This report aims to present a new technical approach for correcting excessive gingival exposure (gummy smile) associated with upper lip hypermobility and vertical maxillary excess, through the combination of digital planning, clinical crown lengthening ...
Luana Dias da Silva, Andrea Murta, Igor de Figueiredo Santos, Amanda Silva, José Augusto Maffille Gomes, Marcos Rogério Fonseca, Vinicius Machado, Adriana Vieira Martins   +7 more
doaj   +2 more sources

Late Pliocene–Quaternary Arc Volcanism at the Southern Limit of the Hikurangi Subduction Zone: Revised Chronology of the Taranaki Peninsula, New Zealand

New Zealand Journal of Geology and Geophysics, Volume 69, Issue 4, December 2026.
Igneous centres across the Taranaki Peninsula represent the southwestern limit of arc volcanism associated with the Tonga–Kermadec–Hikurangi subduction system. Taranaki Maunga, the youngest and largest of three andesitic stratovolcanoes, dominates the geomorphology of the Taranaki Peninsula along with the eroded remnants of the Kaitake and Pouakai ...
G. P. Thrasher, M. W. Sagar, H. Seebeck, G. P. D. Viskovic   +3 more
wiley   +1 more source