Long-Term Follow-Up of Subjects Treated With Seattle Children's Therapeutics Gene Therapy Products

Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
AgeNot listed
SponsorSeattle Children's Hospital

About this trial

Subjects exposed to gene therapy products (GTPs) may be at risk for delayed or long-term adverse events. This is a long-term follow-up (LTFU) protocol designed to evaluate the long-term safety of Seattle Children's Therapeutics (SCTx) GTPs and incorporates in monitoring guidance from the U.S. Food and Drug Administration (FDA). Subjects will be followed for up to 15 years starting from the date of the most recent infusion of an SCTx GTP. Subjects planning to receive, or who have received, at least one infusion of an SCTx GTP will be offered participation in this LTFU study. Subjects enrolled in this study will have safety assessments and laboratory evaluations performed at scheduled intervals for each unique SCTx GTP received. No treatment is administered in this LTFU study.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Enrolled in an SCTx GTP clinical trial;

Received or planned to receive an SCTx GTP;

Subject and/or legally authorized representative have provided consent/assent for study participation.

Disqualifiers

None

Trial population

Patients who have received treatment with a gene therapy product on an SCTx Sponsored clinical trial.

Trial design

Design model

Cohort

Time perspective

Prospective

Treatments tested in this trial

  • Long term follow up in all patients who received an SCTx gene therapy product

    Other intervention

    Participants will be followed for 15 years following the receipt of their final infusion on a separate SCTx gene therapy protocol to monitor for the long term effects of CAR T cell therapy

Treatment groups

No treatment groups listed

Trial outcomes

Primary outcomes

1

Incidence of delayed adverse events

The type, frequency, severity, and duration of adverse events considered related to the SCTx gene therapy product (GTP) the participant received.

Time frame
15 years post-final infusion of SCTx GTP
2

Long-term persistence of SCTx Gene Therapy Products

Monitor for long-term persistence of SCTx GTPs.

Time frame
15 years post-final infusion
3

Long-term clinical outcomes following treatment with SCTx GTP

Death from any cause and first relapse following an initial remission

Time frame
15 years post-final infusion

Secondary outcomes

Other outcomes

Sponsors and contacts

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