Matheus Lima Oliveira

ORCID: 0000-0002-8054-8759
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About
Contact & Profiles
Research Areas
  • Dental Radiography and Imaging
  • Advanced X-ray and CT Imaging
  • Radiation Dose and Imaging
  • Endodontics and Root Canal Treatments
  • Medical Imaging Techniques and Applications
  • Dental Research and COVID-19
  • Digital Radiography and Breast Imaging
  • Dental Implant Techniques and Outcomes
  • Oral and Maxillofacial Pathology
  • Education Pedagogy and Practices
  • Orthodontics and Dentofacial Orthopedics
  • Bone Tumor Diagnosis and Treatments
  • Drilling and Well Engineering
  • dental development and anomalies
  • Education and Digital Technologies
  • Radiology practices and education
  • Forensic Anthropology and Bioarchaeology Studies
  • Linguistics and Education Research
  • AI in cancer detection
  • Oral health in cancer treatment
  • Sinusitis and nasal conditions
  • Digital Imaging in Medicine
  • Temporomandibular Joint Disorders
  • Artificial Intelligence in Healthcare and Education
  • Dental Trauma and Treatments

Universidade Estadual de Campinas (UNICAMP)
2016-2025

University of Basel
2024

Forest Science and Research Institute
2021

Aarhus University
2021

Universidade Federal de Juiz de Fora
2020

Marquette University
2020

Bolu Abant İzzet Baysal University
2020

Hospital de Clínicas da Unicamp
2011-2018

Fundação Faculdade de Odontologia
2016

Centro Universitário de Araraquara
2013-2015

Abstract Objectives To evaluate the performance of a commercially available Generative Pre-trained Transformer (GPT) in describing and establishing differential diagnoses for radiolucent lesions panoramic radiographs. Materials methods Twenty-eight radiographs, each containing single lesion, were evaluated consensus by three examiners ChatGPT-3.5 model. They provided descriptions regarding internal structure (radiodensity, loculation), periphery (margin type, cortication), shape, location...

10.1007/s00784-024-05587-5 article EN cc-by Clinical Oral Investigations 2024-03-09

The aim of this study was to identify, compile, and report the technical specifications current historical intraoral digital radiographic systems recommend standardised reporting practices for production companies. A comprehensive prepared on 150 systems, comprising 105 sensor-based (70%) 45 phosphor storage plate (PSP)-based (30%). Technical were obtained from official company sources scientific articles ensure a complete collection available data. These produced by 55 companies across 11...

10.5624/isd.20240248 article EN cc-by-nc Imaging Science in Dentistry 2025-01-01

Abstract The degree of sexual dimorphism exhibited by teeth plays a crucial role in sex estimation, particularly as they are frequently found well-preserved. This study aimed to assess the presence roots upper lateral incisors, canines, and lower canines using cone-beam computed tomography (CBCT), develop validate formula for estimation. Linear measurements, surface area, volumetric measurements were conducted on total 140 CBCT volumes (100 evaluation 40 validation) from Brazilian...

10.1590/0103-644020256063 article EN cc-by Brazilian Dental Journal 2025-01-01

Objectives: To assess the influence of artefacts arising from metallic materials in exomass on cone beam CT (CBCT) voxel values. Methods: CBCT scans were taken a phantom composed 16 tubes filled with homogeneous hyperdense solution and different compositions (titanium, cobalt–chromium amalgam) numbers (one, two three). The was centred 5 × cm field view such that located exomass, using three units. Voxel values obtained areas averaged. Also, standard deviation calculated to measure value...

10.1259/dmfr.20180011 article EN Dentomaxillofacial Radiology 2018-03-27

To assess the influence of milliamperage and kilovolt peak (kVp) on variability cone beam CT (CBCT) voxel values.CBCT scans were obtained from radiographic phantoms in varying concentrations dipotassium hydrogen phosphate solutions (200-1200 mg ml(-1)) under different protocols kVp. In addition, performed with without a dental implant exo-mass. The CBCT values was measured each scan, factorial analysis variance post hoc Tukey test (α = 0.05). Linear regression to relationship between value...

10.1259/dmfr.20140128 article EN Dentomaxillofacial Radiology 2014-05-28

Abstract This study compares the clinical success rate and continued radiographic root development of apexification regenerative endodontic procedure in traumatised immature permanent teeth, proposes a method to evaluate apical convergence, namely angle. Clinical radiological data were collected from 44 treated teeth (22 with 22 procedure). The preoperative follow‐up periapical radiographs analysed calculate percentage changes length, width, diameter rates for complete healing 86.36% 95.45%,...

10.1111/aej.12447 article EN Australian Endodontic Journal 2020-10-22

The purpose of this study was to objectively assess dimensional alteration (blooming artefact) on dental implant using 13 cone-beam computed tomography (CBCT) devices adjusted device-specific scanning protocols and whether subjective adjustment brightness contrast (B&C) could alter its visualization.An anthropomorphic phantom containing a scanned in CBCT three protocols: medium-FOV standard resolution, small-FOV high resolution. diameter the measured at five levels, averaged, compared with...

10.1186/s40729-021-00347-6 article EN cc-by International Journal of Implant Dentistry 2021-07-13

Abstract The aim of this study was to evaluate CBCT exposure protocols and devices in terms image quality for the detection cracks fine endodontic structures using 3 conditions metallic artifacts. An anthropomorphic phantom containing teeth with cracks, isthmus, narrow canal, apical delta scanned ten devices. A reference industrial CT used detect measure all structures. Three were created: (1) metal-free, (2) ‘endo’ (3) ‘implant’ objects placed next interest. For each condition, three...

10.1038/s41598-023-31099-5 article EN cc-by Scientific Reports 2023-03-10

The aim of this study was to evaluate the effectiveness metal artefact reduction (MAR) in cone beam CT (CBCT) artefacts arising from metallic objects exomass. A radiographic phantom composed 16 polypropylene tubes filled with a homogeneous radiopaque solution created. CBCT scans were obtained two units: Picasso Trio (Vatech, South Korea) and ProMax (Planmeca, Finland). centred 5 × cm field-of-view (FOV) titanium CoCr inserts All repeated after enabling MAR. Mean voxel values standard...

10.1259/dmfr.20180290 article EN Dentomaxillofacial Radiology 2018-12-13

Purpose: To assess the influence of anatomic location on relationship between computed tomography (CT) number and X-ray attenuation in limited medium field-of-view (FOV) scans.Materials Methods: Tubes containing solutions with different concentrations K 2 HPO 4 were placed tooth sockets a human head phantom.Cone-beam (CBCT) scans acquired, CT numbers measured.The concentration was examined by linear regression analyses.Then, variation according to examined. Results:The strongly linear.The...

10.5624/isd.2014.44.4.279 article EN cc-by-nc Imaging Science in Dentistry 2014-01-01
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