Status:
UNKNOWN
Normal Reference Values in Han Adults of Skin Thickness and Blood Flow by High-frequency Ultrasound
Lead Sponsor:
First Hospital of China Medical University
Conditions:
Healthy Volunteer
Skin
Eligibility:
All Genders
18-79 years
Brief Summary
In recent years, high-frequency ultrasound has become a new non-invasive tool for the diagnosis of skin diseases, aesthetic medicine and preoperative and postoperative evaluation due to its higher res...
Detailed Description
The skin is the body's largest organ and acts as a protective, permeable barrier against pathogen invasion and against chemical and physical attacks. Long-term exposure to solar ultraviolet radiation ...
Eligibility Criteria
Inclusion
- Han nationality;
- Ages 18-79;
- Normal blood pressure (139-90/89-60mmHg);
- Body mass index \< 30 kg/m2;
- Blood routine, fasting blood glucose, blood lipid, liver and kidney function, electrocardiogram were normal;
- No history of skin disease, connective tissue disease, cardiovascular disease, diabetes, severe liver and kidney dysfunction.
- No history of drug use affecting cardiovascular system.
Exclusion
- People with skin diseases (such as eczema, psoriasis, scleroderma, etc.);
- Any skin disease at the test site (such as dermatitis, acne, breakages, previous skin lesions, etc.);
- chronic systemic diseases;
- Use corticosteroid drugs or immunosuppressants;
- Pregnant or lactating women;
- People who have been exposed to ultraviolet radiation for a long time or have a history of sun exposure within 3 months;
- The examined skin area has been previously treated with other methods;
- Unable to cooperate with the inspector.
Key Trial Info
Start Date :
September 1 2023
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
September 30 2025
Estimated Enrollment :
540 Patients enrolled
Trial Details
Trial ID
NCT06000163
Start Date
September 1 2023
End Date
September 30 2025
Last Update
August 21 2023
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