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Skin ultrasound for rheumatologists: Technical issues and challenges
M C Micu1, X Wortsman2,3,4, E Naredo5,6
1Rheumatology Division, Rehabilitation Clinical Hospital, Cluj-Napoca, Romania.
Journal of Scleroderma and Related Disorders
|November 15, 2024
Summary
Ultrasound imaging of healthy skin faces challenges. Factors like age, probe frequency, and anatomical positioning, especially for hands, impact image quality and require standardization for rheumatic disease assessment.
Area of Science:
- Rheumatology and Dermatology
- Medical Imaging
- Human Anatomy
Background:
- Skin involvement is common in rheumatic diseases, making it a key area for rheumatologists.
- Ultrasound imaging offers qualitative and quantitative data on skin layers, aiding in condition assessment.
Purpose of the Study:
- To present a pictorial essay detailing challenges in ultrasound imaging of healthy skin across various body areas.
- To identify factors influencing image quality for standardized skin assessment.
Main Methods:
- Healthy subjects underwent skin ultrasound using 20 and 24 MHz probes.
- Investigation focused on interfaces between epidermis, dermis, and hypodermis, following modified Rodnan skin score anatomical areas.
Main Results:
- Image quality is significantly influenced by subject age, scanning position, and probe frequency.
- Optimal positioning of anatomical areas, particularly hands and digits, is crucial for clear imaging.
- Technical suggestions are proposed for optimizing and standardizing skin ultrasound assessments.
Conclusions:
- Performing skin ultrasound on healthy subjects reveals several challenges that need addressing.
- Standardizing the definition of skin layer interfaces across different body areas is essential before measurements in rheumatic diseases.
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