Completed

A Single Arm Trial of Systemic And Subtenon Chemotherapy For Groups C And D Intraocular Retinoblastoma

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What is being tested

liposomal vincristine sulfate

+ cryosurgery
+ laser surgery
Drug
Procedure
Biological
Who is being recruted

Eye Diseases
+11

+ Eye Neoplasms
+ Neoplasms
Until 17 Years
See all eligibility criteria
How is the trial designed

Treatment Study

Phase 3
Interventional
Study Start: April 2007
See protocol details

Summary

Principal SponsorChildren's Oncology Group
Last updated: January 14, 2026
Sourced from a government-validated database.Claim as a partner
Study start date: April 16, 2007Actual date on which the first participant was enrolled.

PRIMARY OBJECTIVES: I. Determine the event-free survival at 12 months of pediatric patients' eyes with group D intraocular retinoblastoma treated with systemic chemotherapy comprising vincristine, carboplatin, and etoposide, subtenon carboplatin, and local ophthalmic therapy. (Event defined for each eye individually as needed for nonprotocol therapy including nonprotocol chemotherapy, enucleation or any external-beam radiation) SECONDARY OBJECTIVES: I. Determine the event-free survival at 12 months of pediatric patients' eyes with group C retinoblastoma treated with systemic chemotherapy comprising carboplatin, etoposide, vincristine, subtenon carboplatin, and local ophthalmic therapy. II. Determine the acute and long-term toxic effects of these regimens in these patients, including visual outcome and incidence of secondary malignancies. III. Determine the patterns of failure in patients treated with these regimens, in terms of vitreous vs retinal vs both as sites of recurrence. IV. Determine predictors of failure including findings at the on study examination under anesthesia and response status after six courses of chemotherapy. V. Determine the percentage of group C and D eyes separately that can be preserved without enucleation after failing protocol therapy. OUTLINE: This is a multicenter study. Patients receive vincristine IV over 1 minute on day 1 and carboplatin IV over 1 hour and etoposide IV over 1 hour on days 1 and 2. Patients also receive filgrastim (G-CSF) subcutaneously daily beginning on day 3 and continuing until blood counts recover. Patients receive subtenon carboplatin to each group C or D eye on day 0 or 1 prior of courses 2-4 only. Treatment repeats every 28 days for 6 courses in the absence of occurrence of extraocular retinoblastoma or a second malignancy. Beginning with course 3 of systemic chemotherapy, patients undergo local ophthalmic therapy comprising local laser and/or cryotherapy on day 1. Patients are followed with ophthalmology exams every 4-12 weeks until 3 years of age, every 6 months until 5 years of age, and then annually for up to 10 years.

Official TitleA Single Arm Trial of Systemic And Subtenon Chemotherapy For Groups C And D Intraocular Retinoblastoma 
NCT00072384
Principal SponsorChildren's Oncology Group
Last updated: January 14, 2026
Sourced from a government-validated database.Claim as a partner

Protocol

This section provides details of the study plan, including how the study is designed and what the study is measuring.
Design Details
30 patients to be enrolledTotal number of participants that the clinical trial aims to recruit.
Treatment Study
These studies test new ways to treat a disease, condition, or health issue. The goal is to see if a new drug, therapy, or approach works better or has fewer side effects than existing options.

How participants are assigned to different groups/arms
In this clinical study, all participants receive the same treatment. Since there is only one group, there is no need for randomization or assignment to different arms. This type of study is often used to test a new treatment without comparing it to another.

Other Ways to Assign Participants
Randomized allocation
: Participants are assigned randomly, like flipping a coin, to ensure fairness and reduce bias.

Non-randomized allocation
: Participants are assigned based on specific factors, such as their medical condition or a doctor's decision.

How treatments are given to participants
In this study, all participants receive the same treatment. This approach is often used to evaluate the effects of a single intervention without comparing it to another.

Other Ways to Assign Treatments
Parallel assignment
: Participants are split into separate groups, each receiving a different treatment.

Cross-over assignment
: Participants switch between treatments during the study.

Factorial assignment
: Participants receive different combinations of treatments.

Sequential assignment
: Participants receive treatments one after another in a specific order, possibly based on individual responses.

Other assignment
: Treatment assignment does not follow a standard or predefined design.

How the effectiveness of the treatment is controlled
In a non placebo-controlled study, no participants receive an inert substance (placebo) to compare outcomes. Instead, all participants receive either the experimental treatment or an alternative treatment (often the Standard of Care). This method allows researchers to compare the effects of the experimental treatment with those of a different active intervention, rather than a placebo.

Other Options
Placebo-Controlled
: A placebo is used to compare the effects of the experimental treatment with those of an inert substance, isolating the true treatment effect.

How the interventions assigned to participants is kept confidential
Everyone involved in the study knows which treatment is being given. This is typically used when it's not possible or necessary to hide the treatment details from participants or researchers.

Other Ways to Mask Information
Single-blind
: Participants do not know which treatment they are receiving, but researchers do.

Double-blind
: Neither participants nor researchers know which treatment is given.

Triple-blind
: Participants, researchers, and outcome assessors do not know which treatment is given.

Quadruple-blind
: Participants, researchers, outcome assessors, and care providers all do not know which treatment is given.

Eligibility

Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.
Conditions
Criteria
Any sexBiological sex of participants that are eligible to enroll.
Until 17 YearsRange of ages for which participants are eligible to join.
Healthy volunteers not allowedIf individuals who are healthy and do not have the condition being studied can participate.
Conditions
Pathology
Eye Diseases
Eye Neoplasms
Neoplasms
Neoplasms by Histologic Type
Neoplasms by Site
Neoplasms, Germ Cell and Embryonal
Neoplasms, Glandular and Epithelial
Neoplasms, Nerve Tissue
Retinal Diseases
Retinoblastoma
Eye Diseases, Hereditary
Neuroectodermal Tumors
Neoplasms, Neuroepithelial
Retinal Neoplasms
Criteria

Inclusion Criteria: * Diagnosis of bilateral retinoblastoma with at least 1 eye group C or D intraocular retinoblastoma by ophthalmologic examination, defined by the International Classification System for Intraocular Retinoblastoma as the following: * Group C: Discrete localized disease with minimal subretinal and/or vitreous seeding * Subretinal fluid, without prior or concurrent seeding, involving ≤ one quarter of the retina * Local fine vitreous seeding may be present close to discrete tumor * Local subretinal seeding \< 3 mm from tumor * Group D: Diffuse disease with significant vitreous and/or subretinal seeding * Tumor(s) may be massive or diffuse * Subretinal fluid, without prior or concurrent seeding, involving up to total retinal detachment * Diffuse or massive vitreous disease may include "greasy" seeds or avascular tumor masses * Diffuse subretinal seeding may include subretinal plaques or tumor nodules * Prior enucleation of 1 eye allowed provided the remaining eye is group C or D * No tumor present on histologic examination at the cut end of the optic nerve on any eye enucleated prior to study entry * Evidence of choroidal and/or optic nerve invasion past the lumina cribrosa is allowed * No extraocular retinoblastoma clinically or by MRI of brain and orbits with and without gadolinium or CT scan with and without contrast of brain and orbits * No evidence of systemic metastases by bone marrow, lumbar puncture, bone scan, and/or any other additional test * Performance status - Karnofsky 50-100% (over 16 years of age) * Performance status - Lansky 50-100% (16 and under) * Bilirubin ≤ 1.5 times upper limit of normal (ULN) for age * AST and ALT \< 2.5 times ULN for age * Creatinine adjusted according to age as follows: * No greater than 0.4 mg/dL (≤ 5 months) * No greater than 0.5 mg/dL (6 months -11 months) * No greater than 0.6 mg/dL (1 year-23 months) * No greater than 0.8 mg/dL (2 years-5 years) * No greater than 1.0 mg/dL (6 years-9 years) * No greater than 1.2 mg/dL (10 years-12 years) * No greater than 1.4 mg/dL (13 years and over \[female\]) * No greater than 1.5 mg/dL (13 years to 15 years \[male\]) * No greater than 1.7 mg/dL (16 years and over \[male\]) * Creatinine clearance or radioisotope glomerular filtration rate at least 70 mL/min/1.73m\^2 * Not pregnant or nursing * Fertile patients must use effective contraception * Negative pregnancy test in postmenarchal females * No prior chemotherapy * No other concurrent chemotherapy * No prior radiotherapy * No other concurrent radiotherapy


Study Plan

Find out more about all the medication administered in this study, their detailed description and what they involve.
Treatment Groups
Study Objectives
One single intervention group 

is designated in this study

This study does not include a placebo group 

Treatment Groups
Group I
Experimental
Patients receive liposomal vincristine sulfate IV over 1 minute on day 1 and carboplatin IV over 1 hour and etoposide IV over 1 hour on days 1 and 2. Patients also receive filgrastim (G-CSF) subcutaneously daily beginning on day 3 and continuing until blood counts recover. Patients receive subtenon carboplatin to each group C or D eye on day 0 or 1prior of courses 2-4 only. Treatment repeats every 28 days for 6 courses in the absence of occurrence of extraocular retinoblastoma or a second malignancy. Beginning with course 3 of systemic chemotherapy, patients undergo local ophthalmic therapy comprising local laser surgery and/or cryosurgery on day 1.

Given IV

Application of extreme cold to destroy abnormal or diseased tissue.

Surgery using a laser (instead of a scalpel) to cut tissue

Given IV

Given IV

Given subcutaneously
Study Objectives
Primary Objectives

Each Group D eye will be classified as experiencing failure within one year after start of treatment: yes or no. The method of Rosner et al. (Biometrics v. 38, 105-114, 1982) will be used to model possible dependence between eyes from the same patient. The point estimate of the probability of treatment failure is reported as the "Mean" measure type.

Each Group C eye will be classified as experiencing failure within one year after start of treatment: yes or no. The method of Rosner et al. (Biometrics v. 38, 105-114, 1982) will be used to model possible dependence between eyes from the same patient. The point estimate of the probability of treatment failure is reported as the "Mean" measure type.
Secondary Objectives

Proportion of patients event free at 1 year following enrollment. Event free survival time is computed as the time to study entry until disease relapse/progression, secondary malignancy, or death.

The number of patients that experience CTC Version 4 grade 3 or higher toxicities of any kind.

Sites of disease recurrence for Group C and Group D eyes where treatment failure was detected

The association between the probability of experiencing treatment failure vs. no failure in a C eye and the presence of subretinal seeding (SRS), subretinal fluid (SRF), or vitreal seeding (VS) at the on study ophthalmological examination under anesthesia. The association between the probability of experiencing treatment failure vs. no failure in a D eye and the presence of subretinal seeding (SRS), subretinal fluid (SRF), or vitreal seeding (VS) at the on study ophthalmological examination under anesthesia.

Study Centers

These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.
This study has 11 locations
Suspended
Children's Oncology GroupArcadia, United StatesSee the location
Suspended
Southern California Permanente Medical GroupDowney, United States
Suspended
Children's Hospital Los AngelesLos Angeles, United States
Suspended
Yale UniversityNew Haven, United States

Completed11 Study Centers
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