| Recruitment status | Completed |
| Unique ID issued by UMIN | UMIN000017013 |
| Receipt No. | R000019731 |
| Scientific Title | Utility of low tube voltage and iterative reconstruction algorithm in hepatic dynamic contrast-enhanced CT |
| Date of disclosure of the study information | 2015/04/03 |
| Last modified on | 2019/04/18 (Ver. 7) |
| Basic information | ||
| Public title | Utility of low tube voltage and iterative reconstruction algorithm in hepatic dynamic contrast-enhanced CT | |
| Acronym | Utility of low tube voltage and iterative reconstruction algorithm in hepatic dynamic contrast-enhanced CT | |
| Scientific Title | Utility of low tube voltage and iterative reconstruction algorithm in hepatic dynamic contrast-enhanced CT | |
| Scientific Title:Acronym | Utility of low tube voltage and iterative reconstruction algorithm in hepatic dynamic contrast-enhanced CT | |
| Region |
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| Condition | |||
| Condition | Hepatocellular carcinoma | ||
| Classification by specialty |
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| Classification by malignancy | Malignancy | ||
| Genomic information | NO | ||
| Objectives | |
| Narrative objectives1 | To investigate the utility of a newly developed scan protocol of hepatic dynamic contrast-enhanced CT using low tube voltage and iterative reconstruction algorithm |
| Basic objectives2 | Efficacy |
| Basic objectives -Others | |
| Trial characteristics_1 | |
| Trial characteristics_2 | |
| Developmental phase | |
| Assessment | |
| Primary outcomes | Diagnostic performance of CT in detecting hepatocellular carcinomas |
| Key secondary outcomes | |
| Base | |
| Study type | Interventional |
| Study design | |
| Basic design | Parallel |
| Randomization | Randomized |
| Randomization unit | Individual |
| Blinding | Double blind -all involved are blinded |
| Control | Active |
| Stratification | |
| Dynamic allocation | |
| Institution consideration | |
| Blocking | |
| Concealment | |
| Intervention | ||
| No. of arms | 2 | |
| Purpose of intervention | Diagnosis | |
| Type of intervention |
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| Interventions/Control_1 | Conventional scan protocol | |
| Interventions/Control_2 | Scan protocol with low tube voltage, reduced-dose of contrast material and iterative reconstruction algorithm | |
| 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 |
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| Age-upper limit |
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| Gender | Male and Female | |||
| Key inclusion criteria | Patients with known or suspected liver tumor who are scheduled to undergo hepatic dynamic contrast-enhanced CT | |||
| Key exclusion criteria | (1) patients who participated in this study in the past
(2) patients with a contraindication for the use of contrast material (3) informed consent cannot be obtained |
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| Target sample size | 100 | |||
| Research contact person | |||||||
| Last name of lead principal investigator |
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| Organization | Osaka Medical College | ||||||
| Division name | Department of Radiology | ||||||
| Zip code | 569-8686 | ||||||
| Address | 2-7, Daigakumachi, Takatsuki | ||||||
| TEL | 072-683-1221 | ||||||
| narumi@poh.osaka-med.ac.jp | |||||||
| Public contact | |||||||
| 1st name of contact person |
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| Organization | Osaka Medical College | ||||||
| Division name | Department of Radiology | ||||||
| Zip code | 569-8686 | ||||||
| Address | 2-7, Daigakumachi, Takatsuki | ||||||
| TEL | 072-683-1221 | ||||||
| Homepage URL | |||||||
| rad117@poh.osaka-med.ac.jp | |||||||
| Sponsor | |
| Institute | Osaka Medical College |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Toshiba Medical Systems Corporation
Eisai Corporation |
| Organization | |
| Division | |
| Category of Funding Organization | Profit organization |
| Nationality of Funding Organization | |
| Other related organizations | |
| Co-sponsor | |
| Name of secondary funder(s) | |
| IRB Contact (For public release) | |
| Organization | Osaka Medical College |
| Address | 2-7, Daigakumachi, Takatsuki |
| Tel | 072-683-1221 |
| rad117@osaka-med.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 | |
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| Other administrative information | |||||||
| Date of disclosure of the study information |
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| Related information | |
| URL releasing protocol | |
| Publication of results | Published |
| Result | |||||||
| URL related to results and publications | |||||||
| Number of participants that the trial has enrolled | 89 | ||||||
| Results | Low tube voltage CT with AIDR 3D yielded a reduction in radiation dose and in the amount of contrast material while maintaining diagnostic performance. |
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| Results date posted |
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| IPD sharing Plan description | |||||||
| Progress | |||||||
| Recruitment status | Completed | ||||||
| Date of protocol fixation |
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| Date analysis concluded | |||||||
| Other | |
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| Management information | |||||||
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000019731 |