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01:18Effects of EDTA on End-Point Detection Methods
Different methods, such as visual observance of metal-ion indicators, spectroscopic techniques, and potentiometric methods, can determine the endpoint of an EDTA titration.
In the visual method, metal-ion indicators (metallochromic dyes), which have distinct colors in their free and complex forms, are added to the mixture to signal the titration's end point. They form stable complexes with metal ions, but these complexes are weaker than the corresponding metal–EDTA complexes. As a result, EDTA...
In the visual method, metal-ion indicators (metallochromic dyes), which have distinct colors in their free and complex forms, are added to the mixture to signal the titration's end point. They form stable complexes with metal ions, but these complexes are weaker than the corresponding metal–EDTA complexes. As a result, EDTA...
01:24Automated Microbial Diagnostics
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...
01:25Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
01:21Tooth Anatomy
The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
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Detection and Removal of Tooth-Colored Composite Resin Using the Fluorescence-Aided Identification Technique
Published on: July 27, 2022
Technology-enhanced caries detection and diagnosis.
Howard E Strassler1, Luis Guilherme Sensi
1Department of Endodontics, Prosthodontics and Operative Dentistry, University of Maryland Dental School, Baltimore, Maryland, USA.
Summary
Dental caries prevalence has decreased due to fluoride, better hygiene, and improved dental care access. New technologies aid diagnosis, but understanding caries risk remains crucial for effective treatment.
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Area of Science:
- Dentistry
- Oral Health
- Public Health
Background:
- Dental caries prevalence in the U.S. has declined over 40 years.
- Factors include increased fluoride use, improved oral hygiene, and better dental care access.
- The carious process is bacterially mediated, influenced by salivary factors and diet.
Purpose of the Study:
- To review changes in caries diagnosis and detection.
- To highlight the role of new technologies in adjunct diagnosis.
- To emphasize the continued importance of understanding caries risk assessment.
Main Methods:
- Review of established and emerging diagnostic technologies for pit-and-fissure lesions.
- Discussion of the etiological factors of dental caries.
- Emphasis on evidence-based clinical decision-making.
Main Results:
- Significant advancements in caries detection technologies have emerged.
- New technologies supplement traditional diagnostic methods.
- Understanding caries risk, diagnosis, and assessment is vital for clinicians.
Conclusions:
- Clinicians must integrate new technologies with fundamental knowledge of caries.
- Evidence-based practice ensures sound clinical diagnosis and treatment planning.
- Continued emphasis on prevention and risk assessment is key to managing dental caries.