Is There a Relationship Between Maxillary Sinus's Inferior Pneumatisation and Sinonasal Variations? A Retrospective CBCT Study.

Objectives: This retrospective study aims to analyse alveolar and palatal process pneumatisation and their relationships with sinonasal variations using cone-beam computed tomography.

Material And Methods: The study included 500 patients aged 18 to 87 years, involving 1000 maxillary sinuses with cone-beam computed tomography scans. We examined the relationship between inferior maxillary pneumatisation and the following anatomic variations: Haller cell, concha bullosa, paradoxical concha, bifid concha, and septal deviation.

Variations and thicknesses of anterior belly of the digastric muscle: an ultrasonographic study.

Purpose: This study aims to evaluate the anatomy and anatomical variations of the anterior belly of the digastric muscle.

Methods: Hundred and fifty one ultrasonographic images of the digastric muscle pairs were evaluated in Near East University Faculty of Dentistry Department of Dentomaxillofacial Radiology. Morphological variations were recorded using the classification of the digastric muscle into 12 types by Kim et al.

Does Emotional State Improve Following Temporomandibular Joint Total Joint Replacement?

Background: Temporomandibular joint total joint replacement (TMJTJR) offers patients the opportunity for improved function and reduced pain. TMJTJR also has the potential to affect a patient's emotions in a positive or negative manner.

Purpose: The purpose of this study was to evaluate changes in emotional state for subjects undergoing TMJTJR.

Sphenoid Sinus Volumes of Patients with Unilateral Cleft Lip and Palate.

Objective: There is only one study in the literature in which 3D evaluation of sphenoid sinus volume in patients with cleft lip and palate was used. This shows that this issue has not been adequately evaluated. The present study aimed to compare the volume of the sphenoid sinuses in patients with cleft lip and palate on cone-beam computed tomography images, and to compare them with healthy controls.

Ultrasonographic evaluation of changes in the thickness, width, elasticity index and echogenic pattern of the masseter muscle after mandibular set-back surgery.

Introduction: The masseter muscle is one of the structures that undergoes significant changes following jaw movements in orthognathic surgery. This study aims to investigate the effects of mandibular setback surgery, performed in patients with skeletal class III deformity, on the thickness, width, elasticity index, and echogenic pattern of the masseter muscle.

Material And Methods: This prospective case-control study enrolled patients with class III deformity who underwent mandibular setback surgery, while the control group consisted of class I patients.

Incidence of missed middle mesial canal in endodontically treated mandibular molar teeth: A cone-beam computed tomography study.

Background: In endodontic treatment, the aim is to completely determine, shape, and fill all root canals in a three-dimensional way. Missed canals lead to treatment failure. In mandibular molars, there may be an extra canal called the middle mesial canal between the mesiobuccal and mesiolingual canals.

The effect of different abutment and restorative crown materials on stress distribution in single-unit implant-supported restorations: A 3D finite element stress analysis.

Purpose: To evaluate the effect of restorative materials with or without resin content, modeled on zirconia and titanium abutment materials, on the stress distribution on the alveolar bone, implant, and prosthetic crowns with a 3D finite element stress analysis.

Material And Methods: Titanium and zirconia abutments were combined with three implant-supported crown materials (polymer infiltrated hybrid ceramic (PICN), lithium disilicate (LD), and zirconia-reinforced lithium silicate (ZLS)) to create six experimental groups. The 40 × 30 × 20 mm alveolar bone, 3.

Investigation of the effect of oral and internal bisphosphonate use on bone density in the jaws in patients with osteoporosis in panoramic radiography.

Objectives: This study aims to quantitatively evaluate the effects of bisphosphonate use duration and route of administration on mandibular cortical and trabecular bone in postmenopausal women.

Study Design: Ninety postmenopausal women over the age of 50 were included in this study. Trabecular bone density was specified numerically by fractal dimension (FD) in the region of interest selected on the panoramic radiograph.

Could Helium Plasma Treatment be a Novel Approach to Prevent the Biofilm Formation of Candida albicans?

There is no definitive method to prevent Candida albicans (C. albicans) biofilm formation on polymethyl methacrylate (PMMA) surfaces. The objective of this study was to evaluate the effect of Helium plasma treatment (before the application of removable dentures to the patient) to prevent or reduce C.

Anti-adherent activity of nano-coatings deposited by thermionic vacuum arc plasma on biofilm formation.

Background: The purpose of this study was to analyze the anti-adherent activity of nano-coatings deposited by Thermionic Vacuum Arc plasma on ATCC 10231 biofilm.

Materials And Methods: A total of 80 disc-shaped (2 × 10 mm) polymethymethacrylate samples were prepared and divided into four groups with 10 samples in each group (Control, ZnO, SnO, Ag) ( = 10). Using thermionic vacuum arc plasma, they were coated with ZnO, SnO, and Ag.

Effect of intracanal cryotherapy on the inflammatory cytokine, proteolytic enzyme levels and post-operative pain in teeth with asymptomatic apical periodontitis: A randomized clinical trial.

Aim: To investigate the changes in the biomarker levels related to inflammation and tissue destruction in the periapical exudate of mandibular pre-molar teeth with asymptomatic apical periodontitis after receiving intracanal cryotherapy, to compare cryotherapy and control groups in terms of analgesic intake, interappointment, and post-operative pain and evaluate the correlation between biomarker levels and interappointment pain.

Methodology: Mandibular pre-molar teeth of 44 patients aged 18-35 years, diagnosed with asymptomatic apical periodontitis, were root canal treated in two visits (registered as NCT04798144). Baseline periapical exudate samples were obtained, and the patients were assigned to either control or intracanal cryotherapy group according to the final irrigation with distilled water either at room temperature or 2.

The effect of a novel toothpaste in children with white spot lesions.

Objective: To investigate the effect of a novel mineral containing toothpaste in comparison to a fluoride toothpaste in children with white spot lesions.

Methods: The clinical study was conducted from 2016 to 2018 at Marmara University Department of Pediatric Dentistry Clinic after approval from the ethics review committee of Yeditepe University, Istanbul, Turkey and comprised children of either gender aged 4-5 years having white spot lesions. They were randomly allocated into two groups.

Magnetic resonance imaging and fractal analysis findings in temporomandibular joints with disk perforation.

Objective: This study compared magnetic resonance imaging (MRI) findings and fractal dimension (FD) values in the temporomandibular joints (TMJs) of study patients with disk perforation vs control patients.

Study Design: Of 75 TMJs examined with MRI for characteristics of the disk and condyle, 45 were included in the study group and 30 in the control group. MRI findings and FD values were compared for significance of differences between the groups.

Vitamin D levels and oral health in stroke patients during inpatient rehabilitation.

Background: Stroke is a severe that restricts the individual's functions, effects the oral health.

Objectives: The aim of this study was to investigate the relationship between oral health and vitamin D levels in stroke patients in rehabilitation units.

Methods: Participants with stroke, and age- and sex-matched healthy controls were recruited for the study.

Association of accessory sphenoidal septum with protrusions of sphenoid sinus.

Purpose: Accessory sphenoidal septum (ASS) is a septal variation that exists in addition to the primary septum of the sphenoid sinus and can be found in or near anatomically essential structures. This study aimed to investigate the relationships between protrusions of vital structures around the sphenoid sinus and the ASSs.

Methods: This cross-sectional retrospective study is based on the analysis of CBCT scans of 314 patients in axial, coronal, and sagittal planes with 0.

Assessment of the eating disorders and relationship with dental caries, age, gender, and body mass index in a sample of Turkish adolescents aged 9 through 15.

Background And Aims: Eating disorders (ED) are an important public health problem for adolescents due to changing eating attitudes. Using the Eating Attitude Test (EAT-26) with a sample of Turkish adolescents aged 9-15 years, this study evaluated the behavioral risk of ED and its association with dental caries, age, body mass index (BMI), and gender.

Subjects And Methods: The EAT-26 scoring system was used, and variables examined included demographic, familial, sociocultural, social, and clinical features.

Is zirconium or stainless steel the most suitable crown material for less dentin stress in endodontically treated teeth?

Background: Stainless steel crowns (SSCs), which have been used frequently in the treatment of first permanent molars in children until now, has become less applicable due to its poor aesthetic appearance. Zirconia crowns (ZCs) have become more popular due to their aesthetic advantage. However, stress transmission of ZCs to dental tissues under occlusal forces in endodontically treated teeth has not been described.

Evaluation of Sinus Membrane Perforation in Osteotome Sinus Floor Elevation With and Without Grafting.

The purpose of this study was to evaluate, using cone-beam computerized tomography (CBCT), the rate of sinus membrane perforation in osteotome sinus floor elevation (OSFE) performed with and without a graft material. Thirty patients with 52 OSFE sites were included in the study. Patients were divided into the control group (OSFE performed without graft material) and test groups (OSFE performed with autograft or xenograft).

Effects of irradiation, restoration and crown fracture type on the maximum load to fracture traumatized incisors: An ex vivo study.

Background/aims: Radiotherapy makes teeth prone to tooth fractures. However, the relationship between radiotherapy and maximum load to fracture teeth that suffered a crown fracture is not fully understood. The aim of this study was to evaluate the influence of fracture type, radiation dose, fracture time, and their interactions on maximum load to fracture irradiated teeth.

Bone stress and damage distributions during dental implant insertion: a novel dynamic FEM analysis.

The objective of this research was to evaluate the stress and damage occurring on the bone model of D2 quality during implant insertion procedure using a novel dynamic finite element analysis (FEA) modeling. Three-dimensional finite element method was used to simulate the implant placement into the mandible. The cross-sectional model of the implant was created in SolidWorks 2007 software.

Evaluation of the Effects of Topical Application of Chlorhexidine, Ozone, and Metronidazole on Palatal Wound Healing: A Histopathological Study.

This study aimed to evaluate the effects of chlorhexidine, metronidazole, and ozone application on the healing of palatal wounds in diabetic rats. A defect in the form of a 4 mm-diameter wound was created on the palatal mucosa of 84 adult female Wistar albino rats, which were randomly divided into 4 groups: control, chlorhexidine, metronidazole, and ozone groups. The animals were euthanized after 3, 6, and 10 days, and wound closure was histologically assessed.

Evaluation of the effect of calcium hydroxide paste on sealer penetration into dentinal tubules by confocal laser scanning microscopy.

The study evaluated sealer penetration after calcium hydroxide (Ca(OH) ) removal from the root canals. Sixty single-rooted mandibular premolars were divided into six groups. Ca(OH) paste placed into the root canals except for the control group (CG) was removed using the following irrigation techniques: conventional needle irrigation (CNI), EndoActivator (EA), EndoVac (EV), passive ultrasonic irrigation (PUI) and photon-induced photoacoustic streaming (PIPS) technique.

Evaluation of the radiopacity of restorative materials with different structures and thicknesses using a digital radiography system.

Purpose: The aim of this study was to evaluate the radiopacities of various types of restorative materials with different thicknesses compared with enamel, dentin, and aluminum.

Materials And Methods: Four bulk-fill resins, 2 hybrid ceramics, 2 micro-hybrid resin composites, 6 glass ionomer-based materials, 2 zinc phosphate cements, and an amalgam were used in the study. Twelve disk-shaped specimens were prepared from each of 17 restorative materials with thicknesses of 1 mm, 2 mm, and 4 mm (n=4).

Zygomaticocoronoid ankylosis with possible myositis ossificans: a very rare case.

Ankylosis forming between the zygomatic arch and the coronoid process is a rarely encountered pathological extracapsular ankylosis. Its treatment protocol consists of surgical removal of the coronoid process with the ankylotic mass and jaw opening-closing exercises after surgery. Myositis ossificans (MO) is a self-limiting, benign ossifying lesion.

A 3-dimensional finite element and in vitro analysis of endocrown restorations fabricated with different preparation designs and various restorative materials.

Statement Of Problem: The preparation design and fabrication materials directly affect the clinical success of endocrown restorations, and yet, knowledge is lacking about the biomechanical impact of specific designs or materials on endocrown restorations.

Purpose: The purpose of this in vitro and finite element analysis study was to evaluate the biomechanical behavior of endocrown restorations.

Material And Methods: A total of 36 freshly extracted mandibular first molars were collected.