Letters to the Editor

Cell-free BRAF-V600E levels predict progression-free survival in children with Langerhans cell histiocytosis treated with dabrafenib and maintenance chemotherapy

Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
Laboratory of Hematologic Diseases, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University, National Center for Children’s Health, Beijing, China; National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing
National Key Discipline of Pediatrics, Capital Medical University, Beijing, China; Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing, China; Department of Hematology, Hematology center, Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health, Beijing
Haematologica Early view Nov 27, 2025 https://doi.org/10.3324/haematol.2025.287578