Actively Recruiting

Age: 0 - 18Years
All Genders
ID07064746

Clinical Application Study of [123I]Metaiodobenzylguanidine and Somatostatin Receptor-Targeted Imaging in the Diagnosis and Staging of Neuroblastoma

Led by Nanjing First Hospital, Nanjing Medical University · Updated on 2025-07-21

150

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

Sponsors

N

Nanjing First Hospital, Nanjing Medical University

Lead Sponsor

J

Jiangsu Province Hospital of Traditional Chinese Medicine

Collaborating Sponsor

AI-Summary

What this Trial Is About

This research aims to assess the diagnostic accuracy of two imaging methods, 123I-MIBG SPECT/CT and somatostatin receptor (SSTR) PET, in Chinese children suspected or confirmed to have neuroblastoma (NB). It focuses on determining the sensitivity and specificity of each imaging technique alone and combined for initial cancer staging and detecting relapses or metastases. The study also explores whether SSTR-targeted PET can identify NB lesions that do not absorb MIBG and help select candidates for peptide-receptor radionuclide therapy (PRRT). The study includes pediatric patients up to 18 years old undergoing routine NB evaluation. They will receive both 123I-MIBG SPECT/CT and SSTR PET/CT or PET/MRI imaging. For 123I-MIBG, patients receive thyroid protection with Lugol's iodine and an intravenous radioactive tracer, followed by whole-body and focused imaging. The SSTR PET involves intravenous injection of 68Ga-DOTA-TATE followed by whole-body PET/CT or PET/MRI scanning. Sedation is used as needed for motion control during imaging. Participants will be monitored through clinical follow-up and imaging results correlated with pathology and clinical course over 24 months. Researchers will measure standardized uptake values (SUVmean, SUVmax, SUVpeak) at baseline and six months to evaluate tumor activity. The study aims to provide detailed imaging insights for better NB diagnosis, staging, treatment planning, and response evaluation in Chinese children.

CONDITIONS

Brief Title

Clinical Application Study of [123I]Metaiodobenzylguanidine and Somatostatin Receptor-Targeted Imaging in the Diagnosis and Staging of Neuroblastoma

Who Can Participate

Age: 0 - 18Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Ages 0 to 18 years, any sex
  • Histologically confirmed or clinically highly suspected neuroblastoma with planned imaging assessment
  • At least one measurable lesion on conventional imaging such as CT or MRI
  • ECOG performance status 0-2 and expected survival of 3 months or more
  • Adequate blood counts and liver/kidney function (Hb ≥ 90 g/L, ANC ≥ 1.5 × 10⁹/L, platelets ≥ 100 × 10⁹/L, ALT/AST ≤ 2.5 × ULN, creatinine ≤ 1.5 × ULN)
  • Informed consent signed by participant or legal guardian
Not Eligible

You will not qualify if you...

  • Severe allergy to radioactive isotopes or imaging agent components
  • Pregnancy or breastfeeding
  • Receipt of high-dose chemotherapy, radiotherapy, radionuclide therapy, or participation in other interventional trials within past 4 weeks
  • Severe or uncontrolled heart, lung, liver, or kidney failure; active severe infection
  • Bone marrow suppression not recovered (Hb < 90 g/L, ANC < 1.5 × 10⁹/L, platelets < 100 × 10⁹/L)
  • Inability to complete imaging exams (e.g., severe claustrophobia, unable to lie still for 30 minutes or more)
  • Any other condition deemed unsuitable by the investigator

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Diagnostic Evaluation

Duration - Single day for imaging procedures

Participants undergo diagnostic imaging with ¹²³I-MIBG SPECT/CT and SSTR PET/CT to detect, stage, and plan treatment for neuroblastoma.

1 to 2 imaging visits depending on required scans

Long-term Monitoring

Duration - Up to 6 months

Participants have follow-up imaging assessments to monitor disease status and response to therapy over time.

Follow-up imaging visits at baseline and 6 months

Trial Site Locations

Total: 1 location

1

Nanjing First Hospital

Nanjing, Jiangsu, China, 210000

Actively Recruiting

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Research Team

G

Guoqiang Shao, Dr

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

1

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Published Research Related To This Trial

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Prospective Study of 68Ga-DOTATATE Positron Emission Tomography/Computed Tomography for Detecting Gastro-Entero-Pancreatic Neuroendocrine Tumors and Unknown Primary Sites.

Samira M Sadowski, Vladimir Neychev, Corina Millo...

https://pubmed.ncbi.nlm.nih.gov/26712231

Initial Experience With Gallium-68 DOTA-Octreotate PET/CT and Peptide Receptor Radionuclide Therapy for Pediatric Patients With Refractory Metastatic Neuroblastoma.

Grace Kong, Michael S Hofman, William K Murray...

https://pubmed.ncbi.nlm.nih.gov/26296147

Somatostatin receptor imaging with 68Ga DOTATATE PET/CT: clinical utility, normal patterns, pearls, and pitfalls in interpretation.

Michael S Hofman, W F Eddie Lau, Rodney J Hicks

https://pubmed.ncbi.nlm.nih.gov/25763733

Differentiated expression of somatostatin receptor subtypes in experimental models and clinical neuroblastoma.

Kleopatra Georgantzi, Apostolos V Tsolakis, Mats Stridsberg...

https://pubmed.ncbi.nlm.nih.gov/21298743