A study of differential diagnosis of atypical renal tumors by quantitative Tc-99m MIBI SPECT/CT and FDG-PET/CT

A study of differential diagnosis of atypical renal tumors by quantitative Tc-99m MIBI SPECT/CT and FDG-PET/CT - A study of differential diagnosis of atypical renal tumors by quantitative Tc-99m MIBI SPECT/CT

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024519

Enrollment

Registered

2016-10-31

Start date

2016-11-24

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

Renal tumors presenting atypical finding on routine CT and/or MRI, considering surgical removal

Interventions

Tc-99m-MIBI SPECT/CT SUV measurment

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: ? A patient with renal tumor more than 2cm in maximum diameter presenting atypical finding on conventional CT and/or MRI, indicating surgical removal ? A patient more than 20 years-old at consent to the study ? A patient who consents to this study on the document form

Exclusion criteria

Exclusion criteria: ? A patient with typical renal cell cancer presenting findings such as early-phase enhancement on contrast-enhancement CT ? A patient with renal tumor difficult to be removed surgically ? A patient with bad general condition who is not appropriate for any surgery and/or test ? A patient suspected pregnant ? A patient who deny the prosecution of this study in the middle of the study

Design outcomes

Primary

Measure	Time frame
Correlation between MIBI SUV and pathological diagnosis of atypical renal tumor (renal oncocytoma or renal cell carcinoma)	—

Secondary

Measure	Time frame
Correlation between FDG SUV and pathological diagnosis of atypical renal tumor	—

Countries

Japan

Contacts

Public ContactIchiei Kuji

Saitama Medical University International Medical Center Clinical Trial Support Center

chikens@saitama-med.ac.jp042-984-4147

Outcome results

None listed

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