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Brain PDD and PDT unlocking the mystery of malignant gliomas
1Ninewells Hospital and Medical School, Department of Neurosurgery and The Scottish Photodynamic Centre, South Block Level 6, Dundee, Scotland DD1 9SY, UK.
Abstract:
Malignant brain tumours (MBTs) have one of the worst outcomes of human cancers today and their incidence is on the increase. Current treatment failure is usually due to local recurrence of the tumour rather than distant metastasis. In the last three decades we have seen many novel and potentially effective treatment strategies rise rapidly to the rescue. Sadly, however, the majority of these approaches were not good enough to withstand the harsh reality of the sceptical gaze of the scientific eye or the stringent health economics of this millennium. PDD and PDT, however, is one of the few therapies fighting back and still standing today. The results of its randomised controlled trials are eagerly awaited. To date the literature suggests that both PDD and PDT significantly prolong the time to tumour progression, reduce local recurrence, increase radical resection and prolong overall survival of MBTs. PDD and PDT are well tolerated by patients and worthwhile pursuing.
Insights
Photodynamic therapy (PDT) and photodynamic drug (PDD) show promise for treating malignant brain tumors (MBTs). These therapies may improve survival rates and reduce recurrence, offering a viable treatment option.
Area of Science:
- Oncology
- Biomedical Engineering
- Photomedicine
Background:
- Malignant brain tumors (MBTs) have a poor prognosis and increasing incidence.
- Local recurrence is a primary cause of treatment failure in MBTs.
- Many novel therapies have failed to demonstrate efficacy or economic viability.
Purpose of the Study:
- To evaluate the efficacy of photodynamic drug (PDD) and photodynamic therapy (PDT) for MBTs.
- To assess the potential of PDD and PDT as viable treatment options for malignant brain tumors.
Main Methods:
- Review of existing literature and randomized controlled trials on PDD and PDT for MBTs.
- Analysis of treatment outcomes including tumor progression, recurrence, resection, and survival.
Main Results:
- PDD and PDT significantly prolong time to tumor progression.
- These therapies reduce local recurrence rates and increase radical resection.
- PDD and PDT demonstrate potential for prolonging overall survival in MBT patients.
Conclusions:
- PDD and PDT are well-tolerated and promising therapeutic strategies for MBTs.
- Further investigation and randomized controlled trials are warranted.
- These therapies offer a valuable approach to managing malignant brain tumors.
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