A study of smell and thinking tests in people with glioblastoma
Original title: Prognostic Potential of Olfactory Function in Glioblastoma: a Prospective Observational Study
How far along is this research?
This is a trial that is enrolling or has been updated. It is not a finding yet.
This study does not give a phase, and it is still going on in people.
Status: Recruiting. It is looking for patients now. Talk to your care team about whether it fits you.
The trial team last updated this record on . Always check the trial page for the latest.
The short version
This study checks if a person's sense of smell is linked to how glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary goes.
Who this trial is for. This study is for people with glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary. It tests their sense of smell at different points during treatment. It also tests thinking skills, quality of life, and mood. A group of people without a tumor is tested too, for comparison.
Where it stands. The study has not reported results. Researchers are still collecting the smell tests and thinking tests. They plan to compare those results with survival data. The answer is not in yet.
What this means, and what it doesn't
What it could mean: This study does not try out a new treatment. It measures things and looks for patterns. Someone with glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary who wants to take part could ask their care team about it.
What it doesn't mean: This does not mean a smell test can tell you what will happen to you. A trial is a test, not a proven treatment. Joining one is not a promise that it will help you. It is not a promise of a cure.
Source: ClinicalTrials.gov, August 24, 2026 · Read the original
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