Completed OBSERVATIONAL NCT00898079

Collecting and Storing Malignant, Borderline Malignant Neoplasms, and Related Samples From Young Patients With Cancer

A Children's Oncology Group Protocol for Collecting and Banking Pediatric Research Specimens Including Rare Pediatric Tumors

Sponsor: Children's Oncology Group

Conditions Acute Undifferentiated Leukemia Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative Childhood Acute Lymphoblastic Leukemia Childhood Acute Myeloid Leukemia Childhood Chronic Myelogenous Leukemia, BCR-ABL1 Positive Childhood Solid Neoplasm Chronic Lymphocytic Leukemia Hairy Cell Leukemia Juvenile Myelomonocytic Leukemia Mast Cell Leukemia Neoplasm of Uncertain Malignant Potential Prolymphocytic Leukemia Secondary Acute Myeloid Leukemia T-Cell Large Granular Lymphocyte Leukemia

Interventions Cytology Specimen Collection Procedure

Updated 11 times since 2017 Last updated: Jul 17, 2018 Started: Oct 13, 2003 Primary completion: Jun 30, 2018 Completion: Jun 30, 2018

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00898079, this observational or N/A phase trial focuses on Acute Undifferentiated Leukemia and Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative and remains completed. Sponsored by Children's Oncology Group, it has been updated 11 times since 2003, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

Change History

11 versions recorded

Sep 2025 — Present [monthly]

Completed
Sep 2024 — Sep 2025 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed
Aug 2018 — Jan 2021 [monthly]

Completed

Status: Active Not Recruiting → Completed

▶ Show 6 earlier versions

Jun 2018 — Aug 2018 [monthly]

Active Not Recruiting
May 2018 — Jun 2018 [monthly]

Active Not Recruiting
Apr 2018 — May 2018 [monthly]

Active Not Recruiting

Phase: NA → None
Dec 2017 — Apr 2018 [monthly]

Active Not Recruiting NA

Status: Recruiting → Active Not Recruiting
Aug 2017 — Dec 2017 [monthly]

Recruiting NA
Jan 2017 — Aug 2017 [monthly]

Recruiting NA

First recorded

Oct 2003

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Children's Oncology Group
National Cancer Institute (NCI)

Data source: Children's Oncology Group

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Akron, United States , Albany, United States , Albuquerque, United States , Amarillo, United States , Ann Arbor, United States , Asheville, United States , Atlanta, United States , Aurora, United States , Austin, United States , Baltimore, United States and 136 more locations