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Summary
This review details methods for assessing venous function, from established techniques like plethysmography to emerging technologies. It covers physiological, morphological, and future diagnostic approaches for venous disorders.
Area of Science:
- Vascular Medicine
- Diagnostic Imaging
- Physiology
Background:
- Assessing venous function is crucial for diagnosing and managing vascular diseases.
- Numerous methods have been developed over time, each with unique strengths and limitations.
Purpose of the Study:
- To provide a comprehensive overview of methods for exploring venous function.
- To review both established and emerging techniques for their clinical utility.
Main Methods:
- Discussion of physiological methods: venous pressure, plethysmography (garrot, air volumetry), Nachev method, thermometry, thermography, isotope clearances.
- Presentation of morphological/segmentary methods: phlebography, tomodensitography, nuclear magnetic resonance, ultrasonography (Doppler, echography, duplex, colour).
- Exploration of future methods: oxygen partial pressures, laser-Doppler, capillaroscopy, venous endoscopy.
Main Results:
- Each method's technique, measured parameters, reliability, significance, and clinical use are described.
- Methods are presented historically, from physiological to morphological and future approaches.
- Clinical scenarios and diagnostic management schemas are provided for context.
Conclusions:
- A wide array of diagnostic tools exists for evaluating venous function, catering to different clinical needs.
- Understanding the capabilities and limitations of each method is key for effective patient diagnosis and management.
- Emerging technologies offer promising advancements in the future exploration of venous disorders.