A Prospective Cohort Study on the usefulness of contrast-enhanced harmonic endoscopic ultrasonography (CH-EUS) in differential diagnosis of Pancreatic tumors.

A Prospective Cohort Study on the usefulness of contrast-enhanced harmonic endoscopic ultrasonography (CH-EUS) in differential diagnosis of Pancreatic tumors. - Usefulness of contrast-enhanced harmonic endoscopic ultrasonography (CH-EUS)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000022673

Enrollment

200

Registered

2016-06-09

Start date

2011-12-20

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

Pancreatic tumors

Interventions

CH-EUS

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Patients depicted Pancreatic mass using conventional EUS. 2)ECOG performance status = 0-1 3)Patients with adequate function of major organs 4)Patients who have provided written informed consent for participation in this study.

Exclusion criteria

Exclusion criteria: 1)The patients who had an allergy to the contrast agent, Sonazoid. 2)The patients who had severe or uncontrolled concomitant systemic disorder.

Design outcomes

Primary

Measure	Time frame
To assess the diagnostic ability of CH-EUS in differential diagnosis of pancreatic tumors.	—

Secondary

Measure	Time frame
To compare the diagnostic ability of CH-EUS with that of conventional B-mode EUS and multidetector-row computed tomography (MDCT). To assess the diagnostic ability of CH-EUS with TIC analysis in differential diagnosis of pancreatic tumors.	—

Countries

Japan

Contacts

Public ContactNaoki Yamamoto

Okayama university hospital Gastroenterology and hepatology

Naokihiko@gmail.com086-235-7219

Outcome results

None listed

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