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Multicentral study for evaluating hepatic steatosis using Ultrasound-guided attenuation parameter (UGAP) by comparison with MRI-determined proton density fat fraction (PDFF)

Multicentral study for evaluating hepatic steatosis using Ultrasound-guided attenuation parameter (UGAP) by comparison with MRI-determined proton density fat fraction (PDFF) - Ultrasound-guided attenuation parameter (UGAP) study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000041196
Enrollment
1000
Registered
2020-08-01
Start date
2020-02-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic liver disease

Interventions

None listed

Sponsors

Ogaki Municipal Hospital
Lead Sponsor
Shinshu University School of Medicine, Department of Radiology Nayoro City General Hospital, Department of Gastroenterology Iwate Medical University,Division of Hepatology,Department of Internal Medicine Yokohama City University Graduate School of Medicine, Department of Gastroenterology and Hepatology Musashino Red-Cross Hospital,Department of Gastroenterology and Hepatology Tokyo Medical University, Department of Gastroenterology and Hepatology Gifu Kyoritsu University, Department of Nur
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Patients who underwent UGAP and PDFF within 3 months 2.Patients with chronic liver disease including viral hepatitis, NAFLD, autoimmune hepatitis, primary biliary cholangitis, and so on 3.Patients who can follow instructions such as breath-holding.

Exclusion criteria

Exclusion criteria: 1.Patients without claustrophobia 2.Patients without magnetic substance or tattoo 3.Patients without pacemakers 4.Patients judged as inappropriate for the study by the study responsibility (share) physician.

Design outcomes

Primary

MeasureTime frame
We assess the accuracy of UGAP in assessing hepatic steatosis compared to PDFF

Secondary

MeasureTime frame
We verify whether UGAP can diagnose fatty liver (liver fat content 5% or more)

Countries

Japan

Contacts

Public ContactKumada Takashi

Gifu Kyoritsu University Department of Nursing, Faculty of Nursing,

takashi.kumada@gmail.com+81-584-77-3512

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026