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Updated: Aug 27, 2025

Oral Biofilm Analysis of Palatal Expanders by Fluorescence In-Situ Hybridization and Confocal Laser Scanning Microscopy
Published on: October 20, 2011
Clinical laboratory diagnostics in dentistry: Application of microbiological methods
Rolf Claesson1, Anders Johansson1, Georgios N Belibasakis2
1Division of Oral Microbiology, Department of Odontology, Umeå University, Umeå, Sweden.
Microbiological analysis aids dental diagnosis and treatment decisions for oral diseases. Applying these methods, including culture and molecular techniques, improves patient outcomes in periodontitis and endodontic infections.
Area of Science:
- Dentistry
- Clinical Microbiology
Background:
- Oral diseases, including periodontitis and endodontic infections, are primarily caused by microbial biofilms.
- Clinical examination is the cornerstone of dental diagnosis and treatment planning.
Purpose of the Study:
- To highlight the supportive role of microbiological analysis in clinical decision-making for oral diseases.
- To discuss the application and benefits of microbiological techniques in specific dental conditions.
Main Methods:
- Microbiological analysis encompassing microscopy, culture, and molecular techniques.
- Application of these methods in dedicated laboratories within academic dental institutions.
- Collection of samples from patients for microbiological examination.
Main Results:
- Microbiological analysis provides supportive evidence for clinicians, enhancing diagnostic accuracy.
- Applied clinical microbiology is beneficial in managing periodontal and endodontic infections and odontogenic abscesses.
- Antimicrobial therapy guided by microbiological data leads to more predictable treatment outcomes.
Conclusions:
- Integrating microbiological analysis into dental practice can significantly improve patient care and treatment predictability.
- Microbiological testing is crucial for effective management of refractory periodontitis, endodontic sterility confirmation, and appropriate antibiotic selection for abscesses.
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