Publications by authors named "Shayan Barootchi"

Gingival recessions are vastly prevalent among the general population. With regards to their treatment, recent advancements in periodontal and microsurgical procedures, focusing on minimal invasiveness and patient-centered therapies, have propelled a shift in their contemporary treatment, highlighting the field of biologics and bioactive mediators. Among different classes and types of biologics, autologous platelet concentrates (APCs), also referred to as autologous blood-derived products, are commonly used and preferred among many clinicians.

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Objective: Rete pegs are projections of the oral epithelium into connective tissue. Their dimensions change during pathological conditions and may correlate with wound-healing status. Non-invasive, high-frequency ultrasound (US) may be able to capture these changes and aid in early detection of histopathological changes.

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Aim: A new, non-invasive approach suggests using single intraoral optical scanning to analyze the ridge profile of single-tooth gaps following alveolar ridge preservation in the absence of a baseline scan. This method involves creating a three-dimensional (3D) surface map to identify and assess contour changes and ridge profiles based on the adjacent teeth.

Materials And Methods: The present study was designed as a cross-sectional pilot analysis on a convenience sample of patients undergoing alveolar ridge preservation.

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Article Synopsis
  • The study looked at how certain proteins (biomarkers) that help with healing show up in the mouth after dental surgery using connective tissue grafts (CTG).
  • It involved 28 people who had single dental implants with soft tissue problems, and they were treated in two different ways (CAF and TUN) while checking their healing over 3 months.
  • Important findings showed that some healing proteins (VEGF and TIMP-2) reacted differently depending on the treatment method, and higher levels of these proteins at 7 days were linked to better recovery later on.
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Article Synopsis
  • - A 35-year-old man with stage III periodontitis underwent a two-stage treatment for multiple RT3 gingival recessions on his lower front teeth, which had limited keratinized tissue.
  • - The first stage involved a modified connective tissue graft (m-CTG) to enhance root coverage and tissue thickness, along with regenerative factors that led to improvement in the recession type from RT3 to RT2.
  • - In the second stage, a tunneled coronally advanced flap (TCAF) was performed, resulting in significant improvements in clinical attachment level, root coverage, and overall gingival health by the 12-month follow-up.
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Introduction: The emerging rise in novel computer technologies and automated data analytics has the potential to change the course of dental education. In line with our long-term goal of harnessing the power of AI to augment didactic teaching, the objective of this study was to quantify and compare the accuracy of responses provided by ChatGPT (GPT-4 and GPT-3.5) and Google Gemini, the three primary large language models (LLMs), to human graduate students (control group) to the annual in-service examination questions posed by the American Academy of Periodontology (AAP).

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Aim: To assess ultrasonographic tissue elasticity at teeth and implant sites and its variation after peri-implant soft tissue augmentation with a connective tissue graft (CTG).

Methods: Twenty-eight patients, each contributing with one clinically healthy dental implant exhibiting a soft tissue dehiscence (PSTD), were included. Implant sites were augmented with CTG and monitored over 12 months.

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Introduction: Since its establishment in 1999, the journal of Clinical Implant Dentistry and Related Research (CIDRR) has consistently disseminated notable clinical and translational research within the domain of oral implantology. As the journal approaches its milestone 25th anniversary, this study endeavors to systematically delineate the publication trends, level of evidence, and bibliometric indices characterizing the initial quarter-century of CIDRR's scholarly activity. Notably, the investigation adopts a contemporary methodology by incorporating Altmetric analysis, thereby enriching the evaluation with an assessment of the broader societal and online impact of the published research.

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Aim: To conduct a bibliometric network analysis to explore the research landscape of immediate implant placement (IIP) and provide insights into its trends and contributors.

Materials And Methods: The Scopus database was utilized as the bibliographic source, and a search strategy was implemented to identify relevant research articles. Various bibliometric parameters were extracted, including publication year, journal, authors, citations, and funding.

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Aim: To apply high-frequency ultrasound (HFUS) echo intensity for characterizing peri-implant tissues at healthy and diseased sites and to investigate the possible ultrasonographic markers of health versus disease.

Materials And Methods: Sixty patients presenting 60 implants diagnosed as healthy (N = 30) and peri-implantitis (N = 30) were assessed with HFUS. HFUS scans were imported into a software where first-order greyscale outcomes [i.

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Article Synopsis
  • The study aims to create guidelines for treating the posterior atrophic maxilla with implants to improve clinical decisions and patient satisfaction.
  • A group of 33 dental experts evaluated and rephrased 20 initial statements across three rounds of voting to reach a consensus on treatment protocols.
  • Ultimately, the consensus emphasizes the need for thorough preoperative planning, considering factors like bone structure and sinus width to ensure better functional and aesthetic outcomes.
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Background: To evaluate the risk indicators associated with midfacial gingival recessions (GR) in the natural dentition esthetic regions.

Methods: Cone-beam computed tomography (CBCT) results of thirty-seven subjects presenting with 268 eligible teeth were included in the cross-sectional study. Clinical measurements included presence/absence of midfacial GR; the depth of the midfacial, mesial, and distal gingival recession; the recession type (RT); keratinized tissue width (KT); and attached gingiva width (AG).

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Article Synopsis
  • * Data from individual patients revealed that the submerged approach resulted in greater clinical improvements, such as defect fill and pocket depth reduction, compared to the nonsubmerged method.
  • * The conclusion suggests that using a submerged reconstructive technique yields better clinical results for managing peri-implantitis, despite no significant associations with patient or implant-related factors affecting the outcome.
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Aim: To assess the Doppler ultrasonographic tissue perfusion at dental implant sites augmented with connective tissue graft (CTG) using coronally advanced flap (CAF) or tunnel technique (TUN).

Materials And Methods: Twenty-eight patients presenting with isolated healthy peri-implant soft-tissue dehiscence (PSTD) were included in this randomized clinical trial. PSTDs were treated with either CAF + CTG or TUN + CTG.

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The anterior mandible is the most challenging anatomical site for performing periodontal plastic surgeries. Increased demands for optimal root coverage and esthetic outcomes contribute to the development of pedicle flap-based surgical solutions, in contrast to the predominantly used free gingival graft. The aims of this study were to (1) summarize the current literature to identify the mostused techniques, indications, and their efficacy, and (2) provide a decision table for surgeons to navigate through the selection of appropriate techniques.

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Objectives: To review the available literature on the medium- and long-term effects of soft tissue augmentation (STA) at implant sites and to explore the effects of the different approaches on clinical-, patient-reported, and health-related parameters.

Materials And Methods: A comprehensive electronic and manual search was performed to identify prospective clinical studies that assessed the medium- and long-term (≥36 months) outcomes following STA, including number of sites maintaining peri-implant health and number of sites developing peri-implant disease, incidence of complications, stability of the clinical, volumetric, and radiographic parameters, and patient-reported outcome measures (PROMs).

Results: Fifteen studies were included in the qualitative analysis.

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Contemporary oral tissue engineering strategies involve recombinant human growth factor approaches to stimulate diverse cellular processes including cell differentiation, migration, recruitment, and proliferation at grafted areas. Recombinant human growth factor applications in oral hard and soft tissue regeneration have been progressively researched over the last 25 years. Growth factor-mediated surgical approaches aim to accelerate healing, tissue reconstruction, and patient recovery.

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Performing soft tissue augmentation (STA) at implant sites to improve esthetics, patient satisfaction, and peri-implant health is common. Several soft tissue grafting materials can be used to increase soft tissue thickness at the second-stage surgery, including human dermal matrices and xenogeneic collagen scaffolds. This study assessed and compared the volumetric outcomes, from second-stage surgery to crown delivery, around implants that received STA with a xenogeneic cross-linked collagen scaffold (XCCS) vs nonaugmented implant sites.

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Multiple adjacent gingival recessions (MAGRs) are commonly treated with autogenous grafts. However, several intra- and postsurgical complications have been described following autogenous grafts, leading clinicians to explore the use of different biomaterials to treat these conditions. The aim of the present study was to evaluate the root coverage outcomes of a novel porcine-derived acellular dermal matrix (PADM) in combination with the tunneled coronally advanced flap (TCAF) for the treatment of MAGRs.

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An intact extraction socket has been considered a prerequisite for an immediate implant placement and provisionalization (IIPP) procedure. Recent studies, however, have shown successful outcomes when IIPP was performed in sockets with a facial bone wall defect. This retrospective study evaluated the facial implant mucosal stability following IIPP in extraction sockets with a facial bone wall defect in the esthetic zone.

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Implant rehabilitation in the esthetic zone is often challenged by vertical bone defects and soft-tissue deformities. This article describes a combined hard- and soft-tissue restorative approach that involves staged guided bone regeneration, implant placement, and two soft-tissue augmentation procedures to achieve optimal esthetic outcomes at multiple implant sites in the anterior zone. The staged bone augmentation procedure, performed with a mixture of autogenous and xenogeneic bone graft and a nonresorbable membrane, allowed for the placement of three implants in ideal positions after 9 months.

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The treatment of a peri-implant soft-tissue dehiscence (PSTD) can be quite challenging for many clinicians and leave gravely disappointing esthetic remarks for patients to bear. The present article describes the treatment of two adjacent PSTDs in the forefront of the anterior region, where papilla deficiency also was exhibited. The case was treated with a coronally advanced flap and connective tissue graft (CTG) with submerged healing.

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Objective: To characterize different allogeneic and xenogeneic soft tissue graft substitutes and to assess their echo intensity and grayscale texture-related outcomes by using high-frequency ultrasonography (HFUS).

Methods: Ten samples from each of the following biomaterials were scanned using HFUS: bilayered collagen matrix (CM), cross-linked collagen matrix (CCM), multilayered cross-linked collagen matrix (MCCM), human-derived acellular dermal matrix (HADM), porcine-derived acellular dermal matrix (PADM), collagen tape dressing (C) and dental implants (IMPs). The obtained images were then imported in a commercially available software for grayscale analysis.

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Maxillary sinus floor elevation, via the lateral approach, is one of the most predictable bone augmentation procedures performed in implant dentistry. but both intra- and postoperative complications can occur, and some of them are severe. Our aim is as follows: To review the pertinent literature on the topic, especially assessing the risk factors related to complications.

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Xenogeneic-derived biomaterials are among the most routinely employed bone substitutes for immediate grafting of extraction sites as a modality of alveolar ridge preservation (ARP). The deproteinized bovine bone material is widely used and documented around the world. The present pilot clinical trial evaluated and compared the clinical and morphologic alterations of extraction sites after ARP using two commercially available yet differently processed bovine bone grafts.

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