140 Calcagni Calcagni G G Digilio Digilio MC MC Marino Marino B B Tartaglia Tartaglia M M Pediatric Patients with Rasopathy-Associated Hypertrophic Cardiomyopathy: The Multifaceted Consequences of PTPN11 Mutations Pediatric Patients with Rasopathy-Associated Hypertrophic Cardiomyopathy: The Multifaceted Consequences of PTPN11 Mutations Orphanet J Rare Dis Orphanet J Rare Dis 2019 2019 14 14 1 1 163 163 163 163 10.1186/s13023-019-1151-0 10.1186/s13023-019-1151-0 31277675 31277675. Here, PTPN11 is linked to hypertrophic cardiomyopathy.