A Study to Give Treatment Inside the Eye to Treat Retinoblastoma
NCT ID: NCT05504291
Last Updated: 2025-10-24
Study Results
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Basic Information
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RECRUITING
PHASE2
26 participants
INTERVENTIONAL
2022-11-04
2026-12-31
Brief Summary
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Detailed Description
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I. To determine the feasibility of administering intravitreal melphalan by cycle 6 when given in combination with systemic carboplatin, vincristine, and etoposide (CVE) for the treatment of Group D retinoblastoma with vitreous seeding.
SECONDARY OBJECTIVES:
I. To determine the safety and toxicity profile associated with intravitreal melphalan in combination with systemic CVE for the treatment of Group D retinoblastoma with vitreous seeding.
II. To evaluate the efficacy of intravitreal melphalan in conjunction with systemic chemotherapy in Group D intraocular retinoblastoma with vitreous seeding.
EXPLORATORY OBJECTIVES:
I. To determine if eyes that become eligible for injection at cycle 3 or later would have been eligible for injection at diagnosis by retrospective central review of examination under anesthesia (EUA) and ultrasound biomicroscopy (UBM) images from diagnosis.
II. To validate and standardize the extraction, storage and collection protocols across multiple centers to demonstrate that aqueous humor from eyes undergoing therapy have high enough tumor-derived deoxyribonucleic acid (DNA) concentration for whole genome sequencing and RB1 testing.
III. To explore the relationship between highly-recurrent retinoblastoma (RB) somatic copy number alterations (SCNAs) and ocular salvage as well as tumor fraction (% of tumor DNA) as a marker of minimal residual disease and risk of intraocular disease relapse.
IV. To evaluate the effects of intravitreal melphalan therapy in the histopathology of enucleated eyes for progressive or recalcitrant retinoblastoma while on therapy.
V. To evaluate the long-term visual potential of eyes salvaged using intravitreal therapy.
OUTLINE:
CYCLES 1-2: Patients receive CVE regimen consisting of: carboplatin intravenously (IV) over 15-60 minutes on days 1 and 2 of each cycle, vincristine IV on day 1 of each cycle, and etoposide IV over 90-120 minutes on day 1 and 2 of each cycle. Treatment repeats every 28 days for up to 2 cycles in the absence of disease progression or unacceptable toxicity. Patients also undergo ultrasound biomicroscopy (UBM) and imaging of the eye during a procedure called examination under anesthesia (EUA) at baseline and prior to each cycle, and urine sample collection at baseline and on study. NOTE: UBM is completed prior to cycle 1 only.
CYCLES 3+: Patients receive CVE regimen as in cycles 1-2. Patients also undergo EUA prior to each cycle to determine eligibility to receive melphalan. If found eligible, patients receive intravitreal injection of melphalan once between days -14 to 14 of each cycle. Patients who are not eligible for melphalan for any cycle receive CVE only regimen for that cycle. Treatment repeats every 28 days for up to 4 cycles in the absence of disease progression or unacceptable toxicity. Additionally, patients undergo urine sample collection at baseline and on study for Cycles 3-6. NOTE: Patients may be eligible to receive additional cycles of melphalan alone (maximum of 6 injections).
Additionally, patients undergo magnetic resonance imaging and may undergo aqueous humor and tissue sample collection throughout the trial.
After completion of study treatment, patients are followed up at 4 weeks, then every 3 months for 1 year, and then every 3-6 months for years 2-5.
Conditions
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Study Design
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NA
SINGLE_GROUP
TREATMENT
NONE
Study Groups
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Treatment (CVE, melphalan)
See Detailed Description
Biospecimen Collection
Undergo aqueous humor, tissue, and blood sample collection
Carboplatin
Given IV
Etoposide
Given IV
Examination Under Anesthesia
Undergo imaging of the eye during EUA
Magnetic Resonance Imaging
Undergo MRI
Melphalan
Given I-VITRE
Ultrasound Biomicroscopy
Undergo UBM during EUA
Vincristine
Given IV
Interventions
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Biospecimen Collection
Undergo aqueous humor, tissue, and blood sample collection
Carboplatin
Given IV
Etoposide
Given IV
Examination Under Anesthesia
Undergo imaging of the eye during EUA
Magnetic Resonance Imaging
Undergo MRI
Melphalan
Given I-VITRE
Ultrasound Biomicroscopy
Undergo UBM during EUA
Vincristine
Given IV
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
* Patient must have newly diagnosed intraocular (localized) retinoblastoma and meet one of the following criteria:
* Unilateral Group D retinoblastoma with vitreous seeding; OR
* Bilateral retinoblastoma with worst eye Group D, with vitreous seeding present and the contralateral eye is Group A-C; OR
* Bilateral Group D retinoblastoma with at least one eye with vitreous seeding; OR
* Bilateral retinoblastoma with one Group D eye with vitreous seeding and one Group E eye where the Group E eye has been enucleated prior to any therapy. Note exclusion for high-risk features
* Bilateral retinoblastoma with one Group D eye with vitreous seeding and one Group E eye where the Group E eye has not been enucleated prior to any therapy at the discretion of the treating physician. Note exclusion for patients with evidence of metastatic or extra orbital spread
* Patients must have a performance status corresponding to Eastern Cooperative Oncology Group (ECOG) scores of 0, 1 or 2. Use Karnofsky for patients \> 16 years of age and Lansky for patients =\<16 years of age
* Peripheral absolute neutrophil count (ANC) \>= 750/uL (must be performed within 7 days prior to enrollment unless otherwise indicated)
* Platelet count \>= 75,000/uL (transfusion independent) (must be performed within 7 days prior to enrollment)
* A serum creatinine based on age/sex as follows (must be performed within 7 days prior to enrollment; must be repeated prior to the start of protocol therapy if \> 7 days have elapsed from their most recent prior assessment):
* 1 month to \< 6 months = 0.4 (male and female)
* 6 months to \< 1 year = 0.5 (male and female)
* 1 to \< 2 years = 0.6 (male and female)
* 2 to \< 6 years = 0.8 (male and female)
* 6 to \< 10 years = 1.0 (male and female)
* 10 to \< 13 years = 1.2 (male and female)
* 13 to \< 16 years = 1.5 (male) and 1.4 (female)
* \>= 16 years = 1.7 (male) and 1.4 (female) OR - a 24-hour urine Creatinine clearance \>= 70 mL/min/1.73 m\^2 OR - a glomerular filtration rate (GFR) \>= 70 mL/min/1.73 m\^2. GFR must be performed using direct measurement with a nuclear blood sampling method OR direct small molecule clearance method (iothalamate or other molecule per institutional standard)
* Note: Estimated GFR (eGFR) from serum creatinine, cystatin C or other estimates are not acceptable for determining eligibility
* For patients \< 1 month of age, serum creatinine levels must be \< 1.5 x the treating institution's creatinine upper limit of normal (ULN) for patients \< 1 month of age or the creatinine clearance or radioisotope GFR must be \>= 70 mL/min/1.73 m\^2
* The threshold creatinine values were derived from the Schwartz formula for estimating GFR utilizing child length and stature data published by the Center for Disease Control (CDC)
* Total bilirubin =\< 1.5 x upper limit of normal (ULN) for age (must be performed within 7 days prior to enrollment; must be repeated prior to the start of protocol therapy if \> 7 days have elapsed from their most recent prior assessment)
* Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase \[ALT\]) =\< 135 U/L (must be performed within 7 days prior to enrollment; must be repeated prior to the start of protocol therapy if \> 7 days have elapsed from their most recent prior assessment)
* Note: For the purpose of this study, the ULN for SGPT (ALT) has been set to the value of 45 U/L
Exclusion Criteria
* Patients must not have an invasive infection at time of protocol entry
* Patients must not have had any prior anti-cancer therapy other than cryotherapy and/or laser therapy (green or infrared) to the study eye(s) and non-study eye, including systemic chemotherapy, intra-arterial chemotherapy, radioactive plaque, brachytherapy, or radiation therapy.
* Note: A study eye is defined as being Group D with vitreous seeding. Patients may have had enucleation of one eye as long as the remaining eye is Group D with vitreous seeds
* Patients with bilateral disease who undergo enucleation of a Group E eye prior to initiation of therapy and show evidence of high-risk histopathology features in the enucleated eye. High-risk histopathology includes choroid involvement \>= 3 mm, post lamina optic nerve involvement, full thickness scleral invasion or optic nerve invasion to the cut end
* Female patients who are pregnant since fetal toxicities and teratogenic effects have been noted for several of the study drugs. A pregnancy test is required for female patients of childbearing potential
* Lactating females who plan to breastfeed their infants
* Sexually active patients of reproductive potential who have not agreed to use an effective contraceptive method for the duration of their study participation
* All patients and/or their parents or legal guardians must sign a written informed consent
* All institutional, Food and Drug Administration (FDA), and National Cancer Institute (NCI) requirements for human studies must be met
18 Years
ALL
No
Sponsors
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Children's Oncology Group
NETWORK
Responsible Party
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Principal Investigators
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Rachana Shah
Role: PRINCIPAL_INVESTIGATOR
Children's Oncology Group
Locations
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Children's Hospital of Alabama
Birmingham, Alabama, United States
Children's Hospital Los Angeles
Los Angeles, California, United States
Lucile Packard Children's Hospital Stanford University
Palo Alto, California, United States
Children's Hospital Colorado
Aurora, Colorado, United States
Children's Healthcare of Atlanta - Arthur M Blank Hospital
Atlanta, Georgia, United States
C S Mott Children's Hospital
Ann Arbor, Michigan, United States
Washington University School of Medicine
St Louis, Missouri, United States
Duke University Medical Center
Durham, North Carolina, United States
Children's Hospital Medical Center of Akron
Akron, Ohio, United States
Cleveland Clinic Foundation
Cleveland, Ohio, United States
Saint Jude Children's Research Hospital
Memphis, Tennessee, United States
Dell Children's Medical Center of Central Texas
Austin, Texas, United States
UT Southwestern/Simmons Cancer Center-Dallas
Dallas, Texas, United States
Baylor College of Medicine/Dan L Duncan Comprehensive Cancer Center
Houston, Texas, United States
M D Anderson Cancer Center
Houston, Texas, United States
Primary Children's Hospital
Salt Lake City, Utah, United States
Children's Hospital of Wisconsin
Milwaukee, Wisconsin, United States
Perth Children's Hospital
Perth, Western Australia, Australia
Centre Hospitalier Universitaire Sainte-Justine
Montreal, Quebec, Canada
Countries
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Facility Contacts
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Site Public Contact
Role: primary
Site Public Contact
Role: primary
Site Public Contact
Role: primary
Site Public Contact
Role: primary
Site Public Contact
Role: primary
Other Identifiers
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NCI-2022-06082
Identifier Type: REGISTRY
Identifier Source: secondary_id
ARET2121
Identifier Type: OTHER
Identifier Source: secondary_id
ARET2121
Identifier Type: OTHER
Identifier Source: secondary_id
ARET2121
Identifier Type: -
Identifier Source: org_study_id
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