A low grade brain tumor spread to the lung and looked like a different tumor
Original title: Pulmonary Metastasis of Grade 1 Meningioma Mimicking a Carcinoid Tumor: A Case Report with FDG PET/CT, Ga-68 DOTATATE PET/CT, and Pathological Confirmation.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was tested in people. That is the most reliable kind of research we share.
This is one patient's case seen in real life, not a treatment that was tested.
The short version
Doctors found that a slow growing meningioma had spread to a woman's lung.
What was studied. This is a report about one patient. She was 68 and had a grade 1 meningioma. After surgery, doctors saw a spot in her lung and used two kinds of PET scans to look at it.
What they found. One scan, the FDG scan, showed only mild activity in the lung spot. The DOTATATE scan showed strong activity. That pattern looked like a different growth called a carcinoid tumor. But a tissue test showed it was really the grade 1 meningioma that had spread.
What this means, and what it doesn't
What it could mean: Grade 1 meningiomas almost never spread. This report shows it can happen. It also suggests the DOTATATE scan may help doctors spot spread. If a new spot shows up on your scans, ask your doctor what tests can tell them more.
What it doesn't mean: This is one person's story, not a study of many patients. It does not prove this scan should be used to check everyone. It is not a new treatment and it is not a cure. Doctors need much larger studies before this changes everyday care.
Source: PubMed, May 5, 2026 · Read the original
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