Observational × Leukemia, Large Granular Lymphocytic × Clear all NICHE
Recruiting
2,300 enrolled
Infection Prophylaxis and Management in Treating Cytomegalovirus (CMV) Infection in Patients With Hematologic Malignancies Previously Treated With Donor Stem Cell Transplant
Active not recruiting
153 enrolled
CLL-Registry
Recruiting
8,000 enrolled
Tissue, Blood, and Body Fluid Sample Collection From Patients With Hematologic Cancer
Recruiting
15,000 enrolled
Registry of Older Patients With Cancer
Recruiting
3,000 enrolled
NICHE-LGLL
Recruiting
9,999 enrolled
A Registry for People With T-cell Lymphoma
Recruiting
1,000 enrolled
Collecting Tissue Samples From Patients With Leukemia or Other Blood Disorders Planning to Enroll in an ECOG Leukemia Treatment Clinical Trial
Completed
1,873 enrolled
Collecting and Storing Malignant, Borderline Malignant Neoplasms, and Related Samples From Young Patients With Cancer
Completed
2,545 enrolled
Natural History Study of Fungal Infections of the Blood in Patients With Cancer or in Patients Who Have Undergone a Stem Cell Transplant
Completed
304 enrolled
Methemoglobinemia in Young Patients With Hematologic Cancer or Aplastic Anemia Treated With Dapsone
Completed
41 enrolled
Perceptions of Burden in Patients With Late-Stage Cancer and Their Caregivers
Withdrawn
Study of Information Received About Fertility and Infertility in Patients Who Have Finished Treatment for Cancer
Unknown
96 enrolled
Studying Fentanyl in Patients With Cancer
Terminated
2 enrolled
Quality of Life in Younger Leukemia and Lymphoma Survivors
Completed
48 enrolled
Identifying Characteristics of Bone Marrow Failure Syndromes
Unknown
450 enrolled