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[Various approaches to virologic diagnosis and the corresponding sampling]
A M Fillet-Durand1, J M Huraux
1Laboratoire de bactériolgoie-virologie, CERVI, groupe hospitalier Pitié-Salpêtrière, Paris.
La Revue Du Praticien
|February 1, 1991
Summary
Clinical data guides viral diagnosis, prioritizing direct virus detection over immune response. Rapid diagnostic methods and proper specimen collection are crucial for accurate results in viral disease identification.
Area of Science:
- Virology
- Medical Diagnostics
Context:
- Viral infections present diverse challenges for accurate laboratory diagnosis.
- High costs of laboratory techniques necessitate a clinically-guided diagnostic approach.
Purpose:
- To outline optimal strategies for viral diagnosis based on clinical data.
- To compare the value of direct virus detection versus immune response detection.
Summary:
- Direct detection of viral components (antigens, nucleic acids) is preferred over immune response analysis.
- Rapid diagnostic methods include electron microscopy, immunoassays, and nucleic acid detection.
- Virus isolation via cell culture and typing using immunological methods are also discussed.
- Polymerase chain reaction (PCR) is currently a research tool due to interpretation challenges.
Impact:
- Emphasizes the critical role of healthcare practitioners in specimen collection and clinical information provision.
- Highlights the importance of specimen quality and transport for successful viral disease diagnosis.