Clinical trial Recruiting at 1 site Observational Ages 6 to 80

Using 68Ga-grazytracer PET to monitor immunotherapy responses in advanced soft tissue sarcomas

Official title: The Value of 68Ga-grazytracer PET in Monitoring Responses to Immunotherapy of Advanced Soft Tissue Sarcomas

Run by Ruijin Hospital · NCT06644287 · Data updated 2026-11-12

This study is testing if a special type of imaging can help doctors see how well immunotherapy is working for people with advanced soft tissue sarcomas.

More Advanced Soft Tissue Sarcoma trials

Quick facts

Study typeObservational
Ages6 Years to 80 Years
SexAll
Enrollment40 (estimated)
SponsorRuijin Hospital
Academic / other
Drugs / interventionsimmunotherapy
Locations1 site (Shanghai, Shanghai Municipality)
StatusRecruiting
StartedOctober 15, 2024
Main results expectedJune 30, 2026
Study endsJuly 31, 2027
Registry record updatedDecember 13, 2024
Trial IDNCT06644287 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include individuals aged 6-80 with a confirmed diagnosis of advanced soft tissue sarcomas who are considering immunotherapy.

Probably not a fit

Patients with serious comorbidities or those who are pregnant or breastfeeding may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study investigates the effectiveness of 68Ga-grazytracer PET/CT imaging in predicting the response to immunotherapy in patients with advanced soft tissue sarcomas. Participants will undergo imaging after three cycles of immunotherapy, and the results will be compared to standard histopathological and clinical assessments. The study aims to establish a correlation between imaging findings and treatment efficacy, potentially improving patient management in this challenging cancer type.

Why it matters

Potential benefit: If successful, this study could enhance the ability to monitor treatment responses in patients with advanced soft tissue sarcomas, leading to more personalized and effective treatment strategies.

How similar studies have gone: While the use of PET imaging in cancer treatment monitoring is established, the specific application of 68Ga-grazytracer in this context is relatively novel and has not been extensively tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Pathological and clinical diagnosis of advanced soft tissue sarcomas, pathological types include: fibrosarcoma, liposarcoma, undifferentiated pleomorphic sarcoma, epithelioid sarcoma, rhabdomyosarcoma, synovial sarcoma, alveolar soft-part sarcoma, leiomyosarcoma, clear cell sarcoma, malignant schwannoma, angiosarcoma.
2. Consider immunotherapy or combined immunotherapy based on clinical judgement.
3. Signed and dated informed consent form.
4. Commitment to comply with research procedures and co-operation in the implementation of the full research process.
5. Aged 6-80 years old.

Exclusion Criteria:

1. Patients with serious illnesses that researchers consider unsuitable for participation in this clinical study. Such as severe heart and lung failure, severe bone marrow suppression, severe liver and kidney dysfunction, etc.
2. Intestinal perforation, complete intestinal obstruction
3. Pregnant women and women who may be pregnant, women who are breastfeeding.
4. Non-compliant person

Where it's running

  • Ruijin Hospital affiliated to Shanghai Jiao Tong University of Medicine
    Shanghai, Shanghai Municipality, China
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
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Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.