histiocytosis malignant histiocytosis https://www.malacards.org/card/malignant_histiocytic_disease malignant histiocytic disease histiocytic medullary reticulosis malignant reticulosis UMLS:C0019623 histiocytic disorder, malignant DOID:2570 Stewart's granuloma malignant midline reticulosis SCTID:118612006 NCIT:C7202 MEDGEN:5569 ICDO:9750/3 MONDO:0004612 DOID:8580 ICD9:202.3 disorders, malignant histiocytic Distinctive neoplastic disorders of histiocytes. Included are malignant neoplasms of macrophages and dendritic cells. MESH:D015620 malignant histiocytic disorders