AdvSM	Advanced systemic mastocytosis
BM	Bone marrow
CR	Complete remission/response
CRh	Complete response with partial hematologic recovery
ECNM	European Competence Network on Mastocytosis
EMA	European Medicines Agency
FDA	Food and Drug Administration
HαT	Hereditary alpha-tryptasemia
ISM	Indolent systemic mastocytosis
IWG-MRT-ECN	International Working Group-Myeloproliferative Neoplasms Research and Treatment
MC	Mast cells
MCL	Mast cell leukemia
mIWG-MRT-ECNM	Modified International Working Group-Myeloproliferative Neoplasms Research and Treatment
MR	Major response
PPR	Pure pathologic response
PR	Partial response
SM	Systemic mastocytosis
SM-AHN	Systemic mastocytosis with an associated hematologic neoplasm
SSM	Smoldering systemic mastocytosis
WHO	World Health Organization