UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000052908
Receipt number R000060362
Scientific Title Laparoscopic Approach for suspected Gallbladder cancer in Yamaguchi pancreatic / biliary disease study group with risk score based on the 2ndly survey
Date of disclosure of the study information 2023/11/27
Last modified on 2023/11/26 21:51:38

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Basic information

Public title

Laparoscopic Approach for suspected Gallbladder cancer in Yamaguchi pancreatic / biliary disease study group with risk score based on the 2ndly survey

Acronym

LAGBY2

Scientific Title

Laparoscopic Approach for suspected Gallbladder cancer in Yamaguchi pancreatic / biliary disease study group with risk score based on the 2ndly survey

Scientific Title:Acronym

LAGBY2

Region

Japan


Condition

Condition

Suspected gallbladder cancer

Classification by specialty

Hepato-biliary-pancreatic surgery

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

To examine the accuracy of preoperative imaging diagnosis for suspected gallbladder cancer prospectively, and develop a criteria for improving diagnostic accuracy.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Accuracy of gallbladder cancer diagnosis in preoperative imaging

Key secondary outcomes

The bile leakage caused by intraoperative perforation, Conversion to open surgery
Operation time, Blood loss, Complication,
Pathological findings,
Overall survival, Disease free survival(Gallbladder cancer)


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients with suspected gallbladder cancer who will undergo laparoscopic whole layer cholecystectomy or gallbladder bed dissection in accordance with the following criteria

1)no gender
2)age over 20 years old
3)Gallbladder lesion detected by preoperative imaging studies such as CT, MRI, US, EUS, and PET, as shown in the list below.

Elevated lesion over 10 mm in diameter
Increasing tumor size
Sessile lesion
Irregular wall thickness lesion mimicking cancer
Elevated lesion with dense enhancement
FDG PET-positive

4)Patients who are not allergic to iodinated contrast media
5)The patients who gained written consent by the patient's free will with sufficient understanding after receiving sufficient explanation for the participation of this study,

Key exclusion criteria

1) Preoperative prediction of difficult laparoscopic procedure, such as encasement in the cystic duct and/or the hepatoduodenal ligament
2) Patients judged unsuitable as research subjects

Target sample size

65


Research contact person

Name of lead principal investigator

1st name Hiroaki
Middle name
Last name Nagano

Organization

Yamaguchi University Graduate School of Medicine

Division name

Department of Gastroenterological, Breast and Endocrine Surgery

Zip code

755-8505

Address

1-1-1 Minami-Kogushi, Ube, Yamaguchi

TEL

0836222264

Email

hnagano@yamaguchi-u.ac.jp


Public contact

Name of contact person

1st name Yukio
Middle name
Last name Tokumitsu

Organization

Yamaguchi University Graduate School of Medicine

Division name

Department of Gastroenterological, Breast and Endocrine Surgery

Zip code

7558505

Address

1-1-1 Minami-Kogushi, Ube, Yamaguchi

TEL

0836-22-2264

Homepage URL


Email

yt790604@yamaguchi-u.ac.jp


Sponsor or person

Institute

Yamaguchi Pancreatic / Biliary Disease Study Group

Institute

Department

Personal name



Funding Source

Organization

Yamaguchi Pancreatic / Biliary Disease Study Group

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Center For Clinical Research, Yamaguchi University Hospital

Address

1-1-1 Minami-Kogushi, Ube, Yamaguchi

Tel

0836-22-2428

Email

me223@yamaguchi-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2023 Year 11 Month 27 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Enrolling by invitation

Date of protocol fixation

2023 Year 11 Month 07 Day

Date of IRB

2023 Year 11 Month 07 Day

Anticipated trial start date

2023 Year 11 Month 24 Day

Last follow-up date

2028 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

We will prospectively evaluate the accuracy of preoperative imaging diagnosis using CT, MRI, abdominal US, EUS, and PET-CT in patients scheduled for total biopsy surgery for suspected gallbladder cancer, referring to imaging and pathological findings obtained in the previous LAGBY study, and attempt to establish criteria to improve diagnostic accuracy.


Management information

Registered date

2023 Year 11 Month 26 Day

Last modified on

2023 Year 11 Month 26 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000060362


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name