Publications by authors named "Santhanakrishnan Muthukumar"

Purpose: The present study aimed to evaluate the appropriate protocol to be followed in the maxillary esthetic zone involving single dental implants by comparing three implant placement protocols: immediate implant placement (IIP) with and without the socket shield technique (SST) and delayed implant placement (DIP) in terms of dynamic alterations in hard and soft tissues and patient-related outcome measures (PROMS).

Materials And Methods: A total of 75 patients were recruited for the study and randomly allocated to the SST, IIP, and DIP groups (25 each). They were subjected to Cone Beam Computed Tomography (CBCT) assessment pre-operatively, 6 and 12 months post-operatively to evaluate changes in Crestal Bone Thickness (CBT).

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An attractive smile enhances an individual's self-confidence. The overall harmony of a smile can be attributed to the interplay of the teeth's shape, color, and position along with the gingival tissue. Gingival pigmentation is observed across all human races, exhibiting variations from one race to another.

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Hemangiomas are hamartomatous benign tumours of the vascular tissue, which are common among infants and adolescents and are found in the head and neck region. Oral hemangiomas are infrequently encountered in the palate. Baseline soft tissue imaging must be considered for an appropriate diagnosis and treatment approach.

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Background: Polycystic ovary syndrome (PCOS) and oral health are found to share a reciprocal link. Previous substantiating evidences suggest that PCOS may have a confounding effect on periodontal health and may quantitatively modify the composition of the oral microbiome. To analyze the role of PCOS as a risk factor in causing periodontal disease, we compared and evaluated the levels of and in patients with polycystic ovary syndrome, polycystic ovary syndrome, chronic periodontitis, polycystic ovary syndrome, and gingivitis, and healthy controls.

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Polycystic ovary syndrome (PCOS) is a common condition with a multifactorial aetiology. Chronic periodontitis (CP) is an immunoinflammatory disease that is linked to PCOS via the excessive production of reactive oxygen species (ROS), which leads to an imbalance in the antioxidant system. However, limited studies have evaluated the relationship between these diseases.

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Objective: The purpose of this study was assessment of the changes in soft and hard tissues in the esthetic zone of maxilla following immediate implant placement (IIP) with and without the socket shield technique (SST) and placement of implants 4 months following socket preservation (DIP) in terms of alterations in crestal bone thickness (CBT) and soft tissue changes evaluated by means of pink esthetic scores (PES) following placement of implants in the esthetic zone of maxilla.

Materials And Methods: In the maxillary esthetic region, 75 dental implants were placed totally, with 25 implants each in the SST, IIP, and DIP groups. All participants were subjected to undergo CBCT for assessing the variations in thickness of crestal aspect of facial/buccal/labial alveolar bone (CBT).

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Introduction: Although retrospective analysis has shown immediate placement of implants (IIP) in the maxillary esthetic zone showing promising outcomes compared to delayed placement of implants following socket preservation (DIP), a direct comparison in a prospective, well-designed randomized fashion with adequate power analysis between the two implant placement protocols is still lacking. This study is aimed at radiographically evaluating the effect of IIP after extraction as compared to implant placed in preserved sockets 4 months following extraction (DIP) in terms of changes in buccal plate thickness(CBT) after 6 months of healing and evaluation of pink esthetic score (PES) for assessment of soft tissue changes and patient-related outcome measures (PROMs) using visual analogue scale (VAS).

Materials And Methods: 25 implants were placed immediately following extraction in the IIP group, and 25 implants were placed four months following socket preservation with demineralized bovine bone mineral (DBBM) and advanced platelet-rich fibrin (A-PRF) in the DIP group, control group, in the maxillary esthetic region.

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Background: Platelet concentrates have been popularly used in regenerative periodontal therapy as they are autologous in origin and they provide a supernatural concentration of platelets, growth factors and leukocytes. The release profile of various growth factors is considered important during the various phases of wound healing with the most important being the inflammatory phase where the release of the growth factors help in recruitment of cells and in collagen production. With the more recent modifications of PRF namely A-PRF and T-PRF, the mechanical and chemical degradation properties have also improved.

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Neurofibromatosis (NF) is a genetic disorder that presents as benign tumours of the nervous system originating from the nerve sheath. It is of three types: Type I, Type II and Schwannomatosis. Type I Neurofibromatosis or von Recklinghausen's disease is the most common type of neurofibromatosis seen and it accounts for 90% of all cases seen.

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Background: Protease-activated receptors (PAR-1 and PAR-2) are found to be immensely exhibited in the periodontal tissues. These receptors are involved in the inflammatory and repair processes. Activation of PARs is mainly by the bacterial and endogenous enzymes.

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Previous studies have reported the management of Class I and II papillary defects, but knowledge on Class III defects, estimated to have a poor periodontal prognosis, remains minimal. In this case report, a Class III papillary defect reconstruction was attempted mainly since the patient reported with difficulty in phonetics. In Stage I, autogenous bone graft from the maxillary tuberosity and subepithelial connective tissue graft was augmented to decrease the distance between the interdental bone crest and contact point, simultaneously achieving a switch in the periodontal biotype.

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Background: Periodontitis has been suggested as a source of inflammation for pathological changes in distant sites. Interleukin-1 alpha (IL-1α) has shown to have specific roles in inflammation, immunity, tissue breakdown, and tissue homeostasis. This study assessed the correlation of periodontal inflamed surface area (PISA) index with the gingival crevicular fluid (GCF) levels of IL-1α, which would be helpful in evaluating the validity of PISA index in terms of reflection of the disease.

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Formation of black triangles between teeth due to loss of interdental palpilla is one of the common problems encountered in routine clinical practice, as extreme importance is given to esthetics. This paper discusses two different surgical approaches in treating three cases with papillary loss in the first case the reconstruction of papilla was achieved by using a semilunar coronally repositioned papilla technique and in second and the third case reconstruction of the papilla was achieved by modification of Nodland's microsurgical technique. In all the three cases a free connective tissue graft was used to reconstruct the lost volume of interdental papilla.

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Esthetic demands have considerably increased over the years in routine clinical practice. A pleasant smile can give supreme confidence to an individuals personality. However, a perfect smile is dictated by a perfect balance of the white (teeth) and pink (gingival) display.

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Background: Periodontitis is a chronic, multifactorial, polymicrobial disease causing inflammation in the supporting structures of the teeth. There is a plethora of nonoral risk factors which can be quoted to aid in the development of chronic periodontitis. According to WHO, depression is a common mental disorder that presents with depressed mood, loss of interest or pleasure, feelings of guilt, disturbed sleep or appetite, low energy and poor concentration.

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Restoration of lost alveolar bone support remains as one of the main objectives of periodontal surgery. Amongst the various types of bone grafts available for grafting procedures, autogenous bone grafts are considered to be the gold standard in alveolar defect reconstruction. Although there are various sources for autogenous grafts including the mandibular symphysis and ramus, they are almost invariably not contiguous with the area to be augmented.

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