Quantitative Evaluation of the Breast's Morphological Variations During Radiotherapy: MorphoBreast3D

Quantitative Evaluation of the Breast's Morphological Variations During Radiotherapy: Monocentric Feasibility Study MorphoBreast3D

Quantitative evaluation of the breast's morphological variations during radiotherapy consisting in performing three-dimensional surface acquisitions of the breast in order to study its shape and volume. Evaluation of the dosimetric impact of these variations.

Inclusion Criteria:

• Women
• In situ or invasive breast carcinoma
• Treated by conservative breast surgery
• Pre-treatment with authorized chemotherapy
• Eligible for conventional breast irradiation in 25 sessions of 2 Gy with or without irradiation of the tumor bed and lymph nodes area
• Conventional 3D radiotherapy technique
• Bra cup size from A to D included
• Speaking and understanding french
• Having given written consent
• Patient with health insurance

Exclusion Criteria:

• Surgical treatment by mastectomy
• No indication for breast radiotherapy
• Local or diffuse inflammatory state of the breast at inclusion
• History of epilepsy or anticonvulsive treatment for preventive or curative purposes
• BMI> 30kg / m2
• T4 stage tumor
• Bilateral breast tumor
• Use of a ventilatory control to treat the patient
• Minor patient or major incompetent
• Patient deprived of liberty
• Patient under safeguard of justice