Swallowing problems after surgery for an insular brain tumor
Original title: Silent aspiration and swallowing safety impairment after insular glioma surgery: a prospective FEES-based study.
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.
Doctors only watched what happened to people after surgery.
The short version
After this brain surgery, some people breathe in food or drink without coughing.
What was studied. Doctors followed 48 people who had surgery for a glioma: A tumor that starts in the glial cells, the support cells of the brain and spinal cord. Gliomas are given a grade from 1 to 4 describing how the tumor is expected to behave. See the glossary in the insula. A small camera checked their swallowing before surgery and on days 3 and 7 after it.
What they found. Swallowing problems were worst on day 3 after surgery. Some people breathed food or drink into the airway and did not cough. Breathing problems happened in 8 patients (16.7%). Most swallowing problems got better over time, but some people kept them.
What this means, and what it doesn't
What it could mean: Swallowing trouble after this surgery can be easy to miss. A swallow check soon after surgery may find it early. You can ask your care team about this.
What it doesn't mean: This is not a new treatment and not a cure. It was one study at one hospital that just watched what happened. It does not prove that routine swallow checks lead to better health. Larger studies are still needed.
Source: PubMed, September 25, 2026 · Read the original
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