Ultrasonographic Measurement of the Optic Nerve Sheath Diameter in the Taiwanese Healthy Volunteers

Recruiting now

Conditions studied: Normal Diameter of Optic Nerve

In brief

The investigators aimed to analyze the ONSD diameters and its associated factors in Taiwanese healthy volunteers. We plan to recruit 150 healthy volunteers aged more than 20 years old. The ONSD and its associated factors will be measured and recorded by ultrasound from September 2020 to August 2021.

Key facts

Study ID

NCT04600570

Run by

National Taiwan University Hospital

People needed

200

Starts

2020-10-16

Expected to finish

2027-12-15

Last updated by the study team

2026-07-20

Who can join

Age: 20 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• adult volunteer aged more than 20 years

You may not qualify if…

• aged less than 20 years

Where it is running

• Department of Emergency Medicine, National Taiwan University Hospital — Taipei, Taiwan (enrolling)

Full record on ClinicalTrials.gov

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