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DOSE CONSTRAINTS: BRACHIAL PLEXUS

• 37 apical lesions treated to a median total dose of 57 Gy, • median maximum brachial plexus dose of patients developing brachial plexopathy: 30 Gy (18-82) ( EqD2 not applicable ). • 7/37 apical lesions developed grade 2-4 plexopathy. • Brachial plexus maximum dose should be kept <26 Gy in 3 ( EqD2: 59.9 Gy) or 4 ( EqD2: 49.4 Gy ) fractions.

German Cancer Consortium (DKTK)