The study of changes in values of dispersion slope at pre and post biliary drainage in patients with obstructive jaundice

The study of changes in values of dispersion slope at pre and post biliary drainage in patients with obstructive jaundice - The study of values of dispersion slope before and after biliary drainage

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000031034

Enrollment

Registered

2018-02-01

Start date

2018-02-01

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

Patients with obstructive jaundice scheduled for biliary drainage

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Age =or >20 (2) Obstructive jaundice scheduled for biliary drainage (3) Providing written informed consent

Exclusion criteria

Exclusion criteria: (1) Patients who have chronic hepatic disease (2) Patients who have diffuse liver tumors by imaging test (3) Patients who have acute cholangitis (4) Patients who are not expected to be improved regarding jaundice (5) Evanescent jaundice (6) Patients who cannot undergo the measurement by abdominal ultrasonography (7) Pregnancy or suspected pregnancy (8) Difficult measurement by the shear wave elastography (9) Patients who was judged inappropriate by a principal investigator

Design outcomes

Primary

Measure	Time frame
Changes of dispersion slope values before and after biliary drainage	—

Countries

Japan

Contacts

Public ContactRyo Sugiura

Hokkaido University Faculty of Medicine and Graduate School of Medicine Department of Gastroenterology and Hepatology

rsugiura-hok@umin.ac.jp011-716-1161

Outcome results