Lesion reduction was sustained and visual function improved in eyes treated with fractionated stereotactic radiotherapy for cavernous venous malformation of the orbital apex.
All six patients in the prospective database review at Alfred Health Radiation Oncology center in Melbourne, Australia, continued to demonstrate response to treatment after at least 18 months of follow-up. Clinical measures of vision, proptosis and pain also improved.
Mean tumor volume at baseline was 3 cm3 as seen on T1 contrast-enhanced and T2-weighted MRI sequence.
Fractionated delivery of radiotherapy reduces risk for
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