Neck weakness was linked to faster respiratory decline in a 324-person MND study
Original source
Relationship between neck weakness in motor neurone disease and respiratory function: a retrospective study. (opens in a new tab)Compass summarised this from the study's abstract.
Study details
- Studied in
- Human
Population inferred from the title and abstract by Compass.
Neck weakness was present in 41% of 324 people with motor neurone disease (MND) in a retrospective study. It was associated with faster respiratory decline, earlier use of noninvasive ventilation (NIV), and shorter survival. Median survival after neck weakness began was 8 months, although this varied by MND type.
Why this matters
Neck weakness may help clinicians identify people who need closer respiratory monitoring and timely consideration of breathing support. This observational finding does not change treatment recommendations or prove that neck weakness causes respiratory decline.
Limitations and context
The study reviewed existing medical records rather than assigning treatments, so it can show an association but not causation. The population and study setting are not described in the supplied record, and the findings may not apply equally to everyone with MND. The reported survival estimate varied widely, with a range of 0 to 60 months after neck weakness began.