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Not yet recruitingNCT07658768TumorGlowUpdated Jun 22, 2026

Pilot Study of TumorGlow for Intraoperative Molecular Imaging of Sarcoma Metastases to the Lungs in Pediatric Patients

An Early Phase 1 interventional study of ICG INFUSION 5MG/KG in Sarcoma Metastatic, sponsored by Abramson Cancer Center at Penn Medicine. Not yet recruiting. Open to participants aged 12 Years to 17 Years. Per ClinicalTrials.gov, last updated 2026-06-22.

Sponsored by Abramson Cancer Center at Penn Medicine · Early Phase 1, Interventional, and Treatment

Phase
Early Phase 1
Study type
Interventional
Enrollment
20
Allocation
Not applicable
Ages
12 Years to 17 Years
Sex
All
01

Study summary

Subjects will undergo infusion of 5 mg/kg indocyanine green, ICG ("TumorGlow") intravenously up to 5-days prior to surgery. Then, during the surgical procedure the next day, the subjects will undergo standard-of-care surgery. During the surgery, the fluorescence from the tumor will be used to localize lesions and ensure the entire tumor has been removed, as well as locate any un-expected tumors. The goal of this protocol is to evaluate safety and collect initial efficacy data using indocyanine green with NIR fluorescence imaging in a pediatric patient population undergoing pulmonary metastatectomy.

Read the detailed description

This is a phase 1 single dose, open-label study to determine the safety of a single 5 mg/kg dose of ICG (TumorGlow) used with Near Infrared (NIR) fluorescent for pediatric subjects with suspected metastatic sarcoma to the lung scheduled to undergo thoracic surgery per CT/PET or other imaging based on standard of care.

Following the screening visit to confirm eligibility, subject assent and parental/legal guardian consent for enrollment will be obtained prior to commencement of any study procedures. The screening period will be up to 60 days prior to ICG infusion. All subjects enrolled will be infused with 5 mg/kg ICG intravenously up to 5-days prior to the planned surgery (Day 0).

After ICG infusion is completed (Day 0), subjects during the surgery will undergo white light evaluation and/or palpation, and the number and the location of all suspicious nodules and lesions identified in this step will be recorded as such following the study procedure guideline as described in  (Day 1). Following white light assessment, but prior to any surgical removal of lesions/nodules, subjects will undergo assessment with NIR fluorescent light imaging to localize any lesions or nodules.

All identified lesions will be removed as determined by the surgeon. All removed lesions identified either using white light, NIR imaging or both will be documented as such and examined back table for fluorescence under NIR imaging including margin status. Positive margins are defined as fluorescent areas identified within (less than or equal to) 5mm of the inside staple line by back table measurement. Following the resection and prior to closing the subject, the field will be illuminated with the imaging system again to detect and remove any remaining fluorescence positive nodules. All specimens removed after the back table examination will be sent to pathology for evaluation including margin status by a pathologist that is blinded to the fluorescent status of lesions or nodules.

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Conditions studied

  • Sarcoma Metastatic

Keywords

  • metastasis
  • sarcoma
03

In context

Neoplasm Metastasis

3,514 studies on the registry are indexed under Neoplasm Metastasis; 883 are open to participants now.

This study's planned enrollment of 20 is below the median of 54 across 2,765 interventional studies indexed under Neoplasm Metastasis.

Browse Neoplasm Metastasis studies →

Lead sponsor

Abramson Cancer Center at Penn Medicine is the lead sponsor of 446 studies on the registry; 86 are open to participants now.

Of its 32 completed or terminated interventional studies of FDA-regulated products, 14 (44%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
12 Years to 17 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • 1. Male and female children (12 - 17 years of age) with a primary diagnosis, or a high clinical suspicion of a solid tumor with metastasis to the lung warranting surgery based on CT/PET or other imaging 2. Are scheduled to undergo surgical resection for suspected metastasis 3. Female subjects of childbearing potential (including those less than 2 years postmenopausal) agree to use an acceptable form of contraception from the time of signing informed consent until 30 days after infusion of ICG. Male subjects who are are sexually active (and capable of producing sperm) with a partner that could become pregnant, must agree to use an acceptable form of contraception from the time of signing informed consent until 30 days after infusion of ICG.

Exclusion criteria

Exclusion Criteria:

  • 1. Any medical condition that in the opinion of the investigators could potentially jeopardize the safety of the subject 2. History of anaphylactic reactions to ICG. Subjects with a medical history of 'idiopathic anaphylaxis' will require evaluation 3. A positive serum pregnancy test at screening for female subjects of childbearing potential. Note that subjects with a positive pregnancy test on the day of infusion will be discontinued from study and will not receive the study drug.

    4. Presence of any psychological, familial, sociological condition or geographical challenges potentially hampering compliance with the study protocol and follow-up schedule 5. Impaired liver function defined as values > 3x the upper limit of normal (ULN) for alanine aminotransferase (ALT),aspartate aminotransferase (AST), or alkaline phosphatase (ALP), or >2x ULN for total bilirubin except in subjects with Gilbert's syndrome. *For subjects with Gilbert's syndrome, total bilirubin levels exceeding 3 mg/dL will be excluded.* 6. Received an investigational agent in another investigational drug or vaccine trial within 30 days prior to the administration of study drug 7. History of uncontrolled hypertension. (e.g., history of an emergency room [ER] admission for hypertensive crisis or ≥ 3 BP medications) 8. Known sensitivity to fluorescent light

05

Study design

Phase
Early Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
20 participants (estimated)

Study arms

  • Experimental
    Single Dose 5mg/kg

    Subjects will undergo infusion of 5 mg/kg indocyanine green, ICG ("TumorGlow") intravenously up to 5-days prior to surgery.

    Drug: ICG INFUSION 5MG/KG

Interventions

  • DrugICG INFUSION 5MG/KG

    Subjects will undergo infusion of 5 mg/kg indocyanine green, ICG ("TumorGlow") intravenously up to 5-days prior to surgery.

06

What researchers measure

Primary outcomes

  1. Number of Participants with Adverse Events (AEs) and Serious Adverse Events (SAEs)

    To assess the safety and tolerability of intravenously infusion of a single dose 5 mg/kg of ICG; 2. To assess the safety and tolerability of using high dose (5 mg/kg) ICG used with Near Infrared (NIR) fluorescent imaging when used with ICG in subjects undergoing pulmonary metastasectomy. Safety will be assessed by the incidence of AEs and SAEs coded using MedDRA. Results will be summarized as the number and percentage of participants with events, categorized by preferred term, system organ class, severity grade, attribution, and timing relative to infusion and surgery. AE rates will be reported with one-sided 90% exact confidence intervals and compared against a 25% unacceptable safety threshold.

    Time frame: 1 year

Secondary outcomes

  1. Sensitivity of INR

    The following secondary efficacy endpoints are only defined for FAS subjects, i.e., subjects undergoing NIR fluorescent imaging with ICG for the detection of primary nodules and/or synchronous lesions

    Time frame: 1 year

07

Study locations

No study locations are listed for this record.

08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jun 22, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT07658768
Lead sponsor
Abramson Cancer Center at Penn Medicine
Responsible party
Sponsor
First posted
Jun 22, 2026
Start date
Sep 1, 2026 (estimated)
Primary completion
May 1, 2027 (estimated)
Completion
May 1, 2027 (estimated)
Last update
Jun 22, 2026

Study contacts

Peter Mattei, MD
Contact
mattei@email.chop.edu
(215)-590-2730

Oversight

Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Jun 2026. You cannot join it, but the record below documents what was studied.

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