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- Some History of Development
- Prior to 1985
- Chlamydia trachomatis and Neisseria gonorrhoeae
- Human Papilloma Virus (HPV) and Mycobacterium
- Hepatitis and Viral Load Testing
- Initially, why were molecular methods difficult to perform in routine clinical laboratories? (Choose all that apply.)
- Why were Chlamydia and Neisseria logical targets for the development of a commercial molecular assay? (Choose all that apply.)
- Potential Benefits of Molecular Methods over Traditional Microbiology
- The Key Benefits: Improved Sensitivity of Detection
- The Key Benefits: Improved Sensitivity of Detection, continued
- The Key Benefits: Specificity of Identification
- The Key Benefits: Reduced Turnaround Time
- In traditional culture or antigen detection methods, the sensitivity of detection is adversely affected by which of the following? (Choose all that ap...
- Why can molecular methods offer improved turnaround times over cultivation methods? (Choose all that apply.)
- Challenges for Implementing Molecular Microbiology
- Challenges for Implementation: Space Requirements
- Challenges for Implementation: Separation of Key Activities
- Challenges for Implementation: Workflow Requirements
- Challenges for Implementation: Required Work Skills
- Challenges for Implementation: Cost
- Why is it important to consider work space and workflow design for molecular methods? (Select all that apply.):
- Molecular testing entails precise workflow requirements. Technologists must progress through a series of steps in a specific order to ensure quality r...
- Definitions and Principles of Basic Methods
- Assays of Interest for Infectious Disease: Staphylococcus aureus and Methicillin-resistant S. aureus (MRSA)
- Assays of Interest for Infectious Disease: Influenza and Other Respiratory Viruses
- Prior Traditional Methods and the Need for Change
- Introduction of Molecular Methods
- 2009 - Swine Flu
- Improvements for Influenza Testing
- Which statement about the 2009 H1N1 virus is TRUE?
- Which statements are TRUE about the molecular methods made available under the Emergency Use Authorization (EUA)? (Choose all that apply.)
- Assays of Interest for Infectious Disease: Clostridium difficile
- Clinical Significance
- Previous Methodologies: Culture and Cell Cytotoxicity Neutralization Assay (CCNA)
- Previous Methodologies: Antigenic Detection of Toxin and Glutamate Dehydrogenase (GDH)
- Molecular Methods
- BD GeneOhm™
- Several methods of detection are available for the detection of Clostridium difficile in clinical samples. Which methods have the capability for detec...
- What statements are TRUE about the glutamate dehydrogenase (GDH) assay for Clostridium difficile? (Choose all that apply.)
Level of instruction: Intermediate
Intended audience: Medical laboratory scientists, medical technologists, and technicians, working in the microbiology section of the laboratory. This course is also appropriate for clinical laboratory science students and pathology residents.
Author information: Catherine Dragoni, MT(ASCP)SM received her BS degree in medical technology from the State University of New York, Upstate Medical Center, Syracuse. She began her career as a bench microbiologist at Maine Medical Center, Portland, Maine. Currently she is the Assistant Chief Technologist of Microbiology and Molecular Pathology at NorDx Laboratories, Scarborough, Maine.
Reviewer information: Dawn Morong, BS, MT(ASCP), CLS(NCA) received her BS degree from the University of New England, Biddeford, Maine. She is currently a Senior Medical Technologist at NorDx Laboratories in Scarborough, Maine.
Reviewer Information: Michele Marshall, MT(ASCP) received her BS degree in Medical Technology from the Rochester Institute of Technology in Rochester, NY after performing a one year internship at Region’s (St. Paul Ramsey Medical Center) Hospital in St. Paul, MN. Michele worked for many years as a generalist before making the transition to her real passion in microbiology. Currently, she is the Laboratory Coordinator and the Microbiology Lead Technologist at Mid Coast Hospital in Brunswick, Maine.
Course description: This course offers a historical look at the progression of molecular methods used in the clinical laboratory. The advantages of these molecular methods over traditional microbiology are discussed, along with the requirements and challenges faced during implementation in a routine clinical setting. Basic methods and molecular techniques are described, including the principle reactions of some assays of current interest for infectious diseases.