Announcements Trials
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Status

Recruiting 1Completed 1

Sponsor Class

OTHER_GOV 1OTHER 1

Study Type

Interventional 4Observational 2

Sponsor

Cancer Type

Head & Neck 1

Conditions

Breast Neoplasms 695Neoplasms 613Prostatic Neoplasms 315Lung Neoplasms 308Colorectal Neoplasms 282Carcinoma, Non-Small-Cell Lung 254Pancreatic Neoplasms 178Carcinoma, Hepatocellular 168Stomach Neoplasms 139Multiple Myeloma 127Ovarian Neoplasms 120Melanoma 118Colonic Neoplasms 112Brain Neoplasms 108Hematologic Neoplasms 107Head and Neck Neoplasms 106Urinary Bladder Neoplasms 103Leukemia, Myeloid, Acute 102Esophageal Neoplasms 101Disease 100Uterine Cervical Neoplasms 89Neoplasm Metastasis 89Liver Neoplasms 88Rectal Neoplasms 85Lymphoma 84Precursor Cell Lymphoblastic Leukemia-Lymphoma 83Endometrial Neoplasms 76Carcinoma, Renal Cell 73Leukemia 63Recurrence 62

Interventions

Blood Specimen Collection 1

Date Range

30 days90 days1 yearAll

Options

Has results Has announcements

Clinical Trials

2 trials
RecentStart dateEnrollment
Observational × Vitamin D Deficiency × 1 year × Clear all
NCT04615988 2026-03-27

Correlation Vitamin D Level to Endocrine Autoimmune Toxicity Due to Immune Checkpoint Inhibitors

Icahn School of Medicine at Mount Sinai

Recruiting
17 enrolled
Head & Neck

Neoplasms, Thyroid Diseases, Vitamin D Deficiency

NCT06970821 2025-09-18

Association of Vitamin D Status With Metabolic Markers in Adolescents With Polycystic Ovary Syndrome

Bagcilar Training and Research Hospital

Completed
106 enrolled

Insulin Resistance, Polycystic Ovary Syndrome, Vitamin D Deficiency

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