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NCT05968846 · OUTCOME

Measure of Interest

Repeat PET/CT Imaging of Patients With Amyloid 124I-AT-01 to Measure Changes in Organ-specific Amyloid Load · Source last updated 2026-09-02

Results reported by the registry submitting party. Population, time horizon, units and missing values must be read together.

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
From enrollment to the end of the study is 8 days

What was measured

For AL, ATTR and all patients, we will correlate visual and quantitative changes in organ-specific 124I-AT-01 uptake (percent change in radiotracer uptake from baseline) with change in disease status (progression, response, or stable state) when this can be established from data (serum biomarkers and cardiac imaging parameters) in the patients' medical record or collected during the AMY1001 trial. Disease status is categorized based on NTproBNP, creatinine, blood urea nitrogen or alkaline phosphatase compared to baseline values taken at the original scan time or noted in the medical record based on a sum of clinical findings. Progression is defined as a ≥30% increase; Response is defined as a ≥30% decrease; and Stable disease is defined as a \<30% increase or decrease.

Analysis population: No echocardiographic data was available from the baseline imaging session with which to compare changes in the quantitative uptake and there was no contemporaneous echocardiography data in the medical record contemporaneous with baseline imaging

Groups in this outcome

All Participants

Experimental: Patients will receive a single IV injection of 124I-AT-01 radiotracer and PET/CT imaging In this repeat imaging study, patients previously enrolled in the AMY1001 study, in whom positive PET/CT imaging findings were observed will undergo repeat imaging to assess changes in radiotracer uptake in the liver, spleen, heart and kidneys

Group identifiers and denominators belong to this outcome only. They may differ in another outcome or in safety reporting.

Analysis denominator · Participants

GroupSource count
All Participants0

Reported measurements

Source class 1
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
All Participants0Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        0
denoms
  1. counts
    1. group Id
      OG000
      value
      0
    units
    Participants
description
For AL, ATTR and all patients, we will correlate visual and quantitative changes in organ-specific 124I-AT-01 uptake (percent change in radiotracer uptake from baseline) with change in disease status (progression, response, or stable state) when this can be established from data (serum biomarkers and cardiac imaging parameters) in the patients' medical record or collected during the AMY1001 trial. Disease status is categorized based on NTproBNP, creatinine, blood urea nitrogen or alkaline phosphatase compared to baseline values taken at the original scan time or noted in the medical record based on a sum of clinical findings. Progression is defined as a ≥30% increase; Response is defined as a ≥30% decrease; and Stable disease is defined as a \<30% increase or decrease.
groups
  1. description
    Experimental: Patients will receive a single IV injection of 124I-AT-01 radiotracer and PET/CT imaging In this repeat imaging study, patients previously enrolled in the AMY1001 study, in whom positive PET/CT imaging findings were observed will undergo repeat imaging to assess changes in radiotracer uptake in the liver, spleen, heart and kidneys
    id
    OG000
    title
    All Participants
param Type
COUNT_OF_PARTICIPANTS
population Description
No echocardiographic data was available from the baseline imaging session with which to compare changes in the quantitative uptake and there was no contemporaneous echocardiography data in the medical record contemporaneous with baseline imaging
reporting Status
POSTED
time Frame
From enrollment to the end of the study is 8 days
title
Measure of Interest
type
OTHER_PRE_SPECIFIED
unit Of Measure
Participants

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Independent clinical review pending · Not medical advice