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Two different brain tumors found in one man at the same time

Original title: A Rare Case of Synchronous Glioblastoma and Central Neurocytoma: An Unreported Occurrence.

How far along is this research?

This was tested in people. That is the most reliable kind of research we share.

This is a report about one patient, not a test of a treatment.

The short version

Doctors found two rare brain tumors, of two different types, in one man.

What was studied. This is a report about one patient, a 39-year-old man. He had a glioblastoma: A glioma that is given grade 4. Grade 4 is the highest grade there is. The tumor grows fast. Treatment usually starts soon after it is found. It often means surgery, and then radiation and chemotherapy. See the glossary and a central neurocytoma at the same time, which doctors call an exceptionally rare diagnosis.

What they found. He came to doctors with a headache, nausea, and vomiting that had lasted seven days. Brain scans showed two growths in the upper part of his brain. The scan and tissue findings pointed to each tumor starting on its own.

What this means, and what it doesn't

What it could mean: Two tumors like this at once is very rare. This report shows why doctors may use more than one kind of scan. Tissue tests also help confirm what each growth is.

What it doesn't mean: This does not mean there is a new treatment. It is a report about one person, not a study that tests any care. It does not tell us how well any treatment works, and it is not a promise of a cure.

Source: PubMed, September 17, 2026 · Read the original

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