NF1 and neoplasm: In the 20 paired samples, two patients (UEB-0209 and UEB-0211) had tumor/cfDNA shared deletions in BRCA1 and CDK12; three (UEB-0209, UEB-0211, and UEB-0210) in NF1, MAP2K4, NCOR1, and TP53; and one (UEB-0210) in KEAP1.