Status:

RECRUITING

ATHN Transcends: A Natural History Study of Non-Neoplastic Hematologic Disorders

Lead Sponsor:

American Thrombosis and Hemostasis Network

Collaborating Sponsors:

Pfizer

Hemophilia of Georgia, Inc.

Conditions:

Hematologic Disorder

Bleeding Disorder

Eligibility:

All Genders

Brief Summary

In parallel with the growth of ATHN's clinical studies, the number of new therapies for all blood disorders is increasing significantly. Some of the recently FDA-approved therapies for congenital and ...

Detailed Description

This is a longitudinal, natural history observational cohort study being conducted at approximately 150 ATHN-affiliated sites with a target accrual of 3,000 participants. Participants will be followed...

Eligibility Criteria

Inclusion

  • Participants who meet the following inclusion criteria and none of the exclusion criteria are eligible for enrollment in one of the open disease-specific arms.
  • Any age
  • Having a congenital or acquired blood disorder; or
  • Having a bleeding phenotype as indicated by an age adjusted abnormal ISTH Bleeding Assessment Tool score with an unknown diagnosis; or
  • Connective tissue disorder with bleeding tendency as indicated by an age adjusted abnormal ISTH Bleeding Assessment Tool score.
  • Eligible for a currently active disease-specific arm.
  • Concurrent enrollment in the ATHNdataset or current ATHNdataset participant.

Exclusion

  • 1\. Does not qualify for inclusion in a currently activedisease-specific arm; participants may be eligible to enroll as future cohorts and arms are activated; 2. Unable to give informed consent or assent 3. Unwilling to perform study procedures
  • Cohort Participant Selection
  • Each participant is to be enrolled in the cohort for which they qualify as defined below.
  • Hemophilia Cohort
  • Inclusion Criteria:
  • Participants who meet any of the following inclusion criteria are eligible for enrollment into this cohort:
  • Factor VIII or factor IX activity \<50%, without another explanation for low clotting factor other than congenital hemophilia or being a known carrier for congenital hemophilia; OR
  • Carrier for congenital hemophilia with a factor VIII \>=50% or factor IX activity \>=50% with or without a bleeding phenotype as indicated by an ISTH Bleeding Assessment Tool score of ≥4 for adult males, ≥6 for adult females, or ≥3 for children younger than 18 years OR
  • Known congenital hemophilia that have a factor level \>50% after receiving vector, OR 4. Acquired hemophilia.

Key Trial Info

Start Date :

September 30 2020

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

December 1 2035

Estimated Enrollment :

3000 Patients enrolled

Trial Details

Trial ID

NCT04398628

Start Date

September 30 2020

End Date

December 1 2035

Last Update

December 15 2025

Active Locations (72)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 18 (72 locations)

1

Arizona Hemophilia and Thrombosis Treatment Center at Phoenix Children's Hospital

Phoenix, Arizona, United States, 85016

2

Arkansas Center for Bleeding Disorders

Little Rock, Arkansas, United States, 72202

3

Orthopaedic Institute for Children HTC

Los Angeles, California, United States, 90007

4

Childrens Hospital Los Angeles

Los Angeles, California, United States, 90027-6016