What Researchers Did
Researchers retrospectively evaluated cerebral perfusion in 25 secondary progressive multiple sclerosis patients, comparing brain perfusion before and after hyperbaric oxygen therapy in a subset of 16 patients.
What They Found
Of 25 secondary progressive multiple sclerosis patients, 23 (92%) showed abnormal brain perfusion. The study found a significant association between the severity of perfusion impairment and both disease duration and EDSS scores (P < 0.05). Additionally, there was a significant improvement in brain perfusion scans following hyperbaric oxygen therapy (P < 0.05).
What This Means for Canadian Patients
This study suggests that brain perfusion imaging could be a valuable tool for assessing disease severity and monitoring potential treatment effects in Canadian patients with secondary progressive multiple sclerosis. While hyperbaric oxygen therapy showed improved perfusion, further research is needed to determine its practical clinical benefits for patients.
Canadian Relevance
This study has no direct Canadian connection.
Study Limitations
Key limitations include the retrospective design and the small sample size of only 25 patients, which limits the generalizability of the findings.