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  • Biopsy
  • An aetiological investigation was performed, and a bone marrow (BM) biopsy and aspirate showed a hypercellular marrow with hypereosinophilia without dysmorphia or abnormal elements, and the BM and inguinal node's immunophenotyping denied any presence of abnormal lymphoid cell population. (readbyqxmd.com)
  • clonal
  • Although PLCH has generally been considered an acquired benign disorder, recent evidence suggests that at least a subset of these patients have a clonal proliferative disorder of mutated cells including the BRAF V600E mutation. (oncologynurseadvisor.com)
  • histiocytoses
  • Here we describe cutaneous manifestations of histiocytoses belonging to the Langerhans group (L group), the group of cutaneous and mucocutaneous histiocytoses (C group) and the group of Rosai-Dorfman disease and related histiocytoses (R group) according to the current classification. (readbyqxmd.com)