UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057246
Receipt number R000065434
Scientific Title Development of a method for early and minimally invasive diagnosis, severity assessment, and treatment response evaluation of cardiac amyloidosis using a hybrid amyloid imaging method combining 18F-Flutemetamol-PET and 99mTc-HMDP scintigraphy
Date of disclosure of the study information 2025/03/10
Last modified on 2025/03/09 17:38:26

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Basic information

Public title

Development of a method for early and minimally invasive diagnosis, severity assessment, and treatment response evaluation of cardiac amyloidosis using a hybrid amyloid imaging method combining 18F-Flutemetamol-PET and 99mTc-HMDP scintigraphy

Acronym

Cardiac amyloidosis research using Vizamyl and Clearborn

Scientific Title

Development of a method for early and minimally invasive diagnosis, severity assessment, and treatment response evaluation of cardiac amyloidosis using a hybrid amyloid imaging method combining 18F-Flutemetamol-PET and 99mTc-HMDP scintigraphy

Scientific Title:Acronym

Cardiac amyloidosis research using Vizamyl and Clearborn

Region

Japan


Condition

Condition

Amyloidosis

Classification by specialty

Medicine in general

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We will evaluate the usefulness of hybrid amyloid imaging combining 99mTc-HMDP scintigraphy and 18F-Flutemetamol-PET in early minimally invasive diagnosis, severity assessment, and treatment response assessment of cardiac amyloidosis. As a secondary evaluation, we will also evaluate the ability of these two imaging methods to detect amyloid deposits in organs other than the heart.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The intensity and pattern of cardiac accumulation of two types of tracers (99mTc-HMDP and 18F-Flutemetamol), the relationship between the intensity and clinical parameters, and the time course of the accumulation if positive.

Key secondary outcomes

Detectability of amyloid deposits in organs other than the heart using two imaging methods


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Diagnosis

Type of intervention

Other

Interventions/Control_1

18F-Flutemetamol-PET and 99mTc-HMDP scintigraphy

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

18 years-old <=

Age-upper limit

100 years-old >

Gender

Male and Female

Key inclusion criteria

1.Patients aged 18 years or older who have been definitively diagnosed with amyloidosis
2.Patients who are able to express their will and have voluntarily agreed to participate in the study, or patients who are unable to express their will and have their proxy consent to participate in the study

Key exclusion criteria

1.Patients with a history of allergies to the study drug
2.Other subjects who the principal investigator deems inappropriate to be subjects

Target sample size

100


Research contact person

Name of lead principal investigator

1st name Yoshiki
Middle name
Last name Sekijima

Organization

Shinshu University School of Medicine

Division name

Department of Medicine (Neurology and Rheumatology)

Zip code

390-8621

Address

Asahi 3-1-1, Matsumoto, Nagano

TEL

0263-37-2673

Email

sannai@shinshu-u.ac.jp


Public contact

Name of contact person

1st name Nagaaki
Middle name
Last name Katoh

Organization

Shinshu University School of Medicine

Division name

Department of Medicine (Neurology and Rheumatology)

Zip code

390-8621

Address

Asahi 3-1-1, Matsumoto, Nagano

TEL

0263-37-2673

Homepage URL


Email

nagaaki@shinshu-u.ac.jp


Sponsor or person

Institute

Shinshu University

Institute

Department

Personal name



Funding Source

Organization

Ministry of Education, Culture, Sports, Science and Technology

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor

Nihon Medi-Physics Co., Ltd.

Name of secondary funder(s)



IRB Contact (For public release)

Organization

Life Science and Medical Research Ethics Committee, Shinshu University School of Medicine

Address

Asahi 3-1-1, Matsumoto, Nagano, Japan

Tel

0263-37-2572

Email

mdrinri@shinshu-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

2025 Year 03 Month 10 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

Open public recruiting

Date of protocol fixation

2024 Year 10 Month 28 Day

Date of IRB

2024 Year 12 Month 03 Day

Anticipated trial start date

2025 Year 02 Month 19 Day

Last follow-up date

2028 Year 12 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 03 Month 09 Day

Last modified on

2025 Year 03 Month 09 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000065434