Background: We are always concerned about radiation exposure during dental imaging procedures. We explore the crucial differences in radiation doses between Cone Beam Computed Tomography (CBCT) and Medical computed tomography (CT) imaging, aiming to shed light on the safety and efficiency of these techniques.
Materials And Methods: In this study, we conducted a comprehensive analysis using state-of-the-art dental imaging equipment. We employed phantoms that simulated real dental scenarios, ensuring accuracy in our measurements. The radiation doses were measured with precision dosimeters, and various exposure settings were tested to obtain a comprehensive dataset.
Results: Our findings reveal substantial differences in radiation doses between CBCT and Medical CT for dental applications. In the case of CBCT, the average effective dose was found to be approximately 100 microsieverts (μSv), making it a preferable choice for routine dental imaging. Medical CT, on the other hand, yielded significantly higher radiation exposure, with an average effective dose exceeding 500 μSv, emphasizing its need for specific clinical scenarios.
Conclusion: In conclusion, the choice between CBCT and Medical CT for dental applications should be made with careful consideration of radiation dose implications. CBCT emerges as the safer and more efficient option for routine dental imaging, offering a lower radiation burden to patients while still delivering high-quality diagnostic images. However, Medical CT may be necessary for specialized cases where the additional radiation risk is justified by diagnostic requirements.
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http://dx.doi.org/10.4103/jpbs.jpbs_1077_23 | DOI Listing |
Curr Oncol Rep
January 2025
Department of Radiation Oncology, Mayo Clinic, Phoenix, AZ, USA.
Purpose: To review recent advances with radiation therapy (RT) for soft tissue sarcomas (STS).
Recent Findings: Newer data showcases hypofractionated preoperative RT for soft tissue sarcomas treated with surgery to be safe and effective, however, long-term follow up data is pending. Hypofractionated and dose-escalated RT in patients with unresectable STS is also being studied, for which we remain optimistic given advances in RT planning approaches.
Cancer Manag Res
January 2025
Department of Radiotherapy, Cancer Center, The First Affiliated Hospital of Fujian Medical University, Fuzhou, 350005, People's Republic of China.
Purpose: To investigate the impact of Intensity-Modulated Radiation Therapy (IMRT) and Volumetric Modulated Arc Therapy (VMAT) on hippocampal radiation dosage and psychological status in patients newly diagnosed with nasopharyngeal carcinoma (NPC).
Patients And Methods: A retrospective analysis was conducted on 269 NPC patients who received initial treatment between January 2013 and April 2022. Patients were categorized into the IMRT group and the VMAT group based on the radiotherapy technique employed.
Cancer Biol Ther
December 2025
Department of Radiotherapy, The First Affiliated Hospital of Soochow University, Suzhou, China.
Background And Purpose: Bone metastasis is common for breast cancer and associated with poor prognosis. Currently, radiotherapy (RT) serves as the standard treatment for patients exhibiting symptoms of bone metastasis to alleviate pain. Whether earlier application of RT will better control bone metastasis remains unclear.
View Article and Find Full Text PDFVet Radiol Ultrasound
January 2025
Department of Veterinary Medicine and Surgery, University of Missouri, Columbia, Missouri, USA.
Strontium-90 plesiotherapy delivers high doses of radiation to superficial lesions (<3 mm depth) with excellent sparing of deeper tissues. The sealed-source applicator tip is circular and 8-10 mm in diameter. Larger treatment fields are treated with multiple overlapping fields.
View Article and Find Full Text PDFEur J Paediatr Neurol
January 2025
Servicio de Neurología Pediátrica, Hospital Universitario La Paz, Madrid, Spain. Electronic address:
Background: The study aimed to describe a new Ommaya reservoir implantation method in late-onset SMA patients, assessing its safety and effectiveness under standard clinical conditions.
Methods: Prospective observational study. Lumbar intrathecal access was unfeasible due to significant scoliosis and prior spinal surgeries with instrumentation.
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