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Clinical Trial Summary

Pre-malignant lesions are difficult to treat. Even after surgical removal they tend to re-appear. Often the lesions are to large and are apparent on many sites, therefore surgical removal is not always possible. The photodynamic therapy uses a special substance, which is absorbed in cells, and thereafter activated by a defined light. The aim of this study is to compare the photodynamic therapy in potentially malignant lesions to a placebo. The investigators assume a significant better result in photodynamic therapy then treatment with a placebo.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT01497951
Study type Interventional
Source Medical University of Vienna
Contact
Status Completed
Phase Phase 3
Start date May 2011
Completion date January 2017

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