Treatment of angiomyolipomas is based on invasive techniques such as surgery or embolization. Development of anti-angiogenic therapies is a major and growing field of research in hypervascularized tumors. Angiomyolipomas have been shown to regress after prolonged treatment with mTOR inhibitors (Sirolimus), but with a large proportion of secondary effects. We showed recently that beta-blockers were able to induce regression of infantile hemagiomas. Consequently, we looked for and found, histologically, in a few cases of angiomyolipomas the presence of beta2 receptors. The aim of the study is to estimate if beta-blockers could induce regression or stabilization of renal angiomyolipomas in tuberous sclerosis in a pilot study.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
2
Nephrology department
Bordeaux, France
Evolution of angiomyolipomas volume
Stabilization or even regression of angiomyolipomas volume after 6 months and 1 year of treatment with a quantification of the vascular component.
Time frame: 6 months and 1 year after inclusion
Renal function evolution
Improvement of renal function after 6 months and 1 year of treatment
Time frame: 6 months and 1 year after inclusion
Effect on the potential haemorraghic transformation
Haemorraghic transformation of angiomyolipomas is diagnosed by Scanner or MRI.
Time frame: 6 months and 1 year after inclusion
Improvement of the quality of life
Th evolution of the quality of life is assessed by an EVA scale and by QOL scale.
Time frame: 6 months and 1 year after inclusion.
Effect on face angiofibromas
Evolution of the face angiofibromas by a dermatologic assessment.
Time frame: 6 months and 1 year after inclusion
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