What Researchers Did
Researchers investigated if combining hyperbaric oxygen therapy with radiation improved outcomes for patients with malignant brain tumours that remained after surgery.
What They Found
In the group receiving hyperbaric oxygen therapy before radiation, 73% (11 of 15 patients) experienced at least 50% tumour regression, compared to 29% (4 of 14 patients) in the group receiving radiation alone. Patients treated with hyperbaric oxygen also had a significantly longer median survival of 24 months, compared to 12 months for those without hyperbaric oxygen. No serious side-effects were reported in the hyperbaric oxygen group.
What This Means for Canadian Patients
For Canadian patients with malignant gliomas, this study suggests that combining hyperbaric oxygen therapy with radiation may significantly improve tumour regression and extend survival. It highlights the importance of administering radiation treatment very soon after hyperbaric oxygen decompression for optimal results.
Canadian Relevance
No direct Canadian connection identified.
Study Limitations
This was a non-randomized trial with a relatively small number of participants, which limits the generalizability and strength of its conclusions.