ACD	Anemia of chronic disease
ACVR	Activin A receptor
AI	Anemia of inflammation
ALK	Activin receptor-like kinase
BMP	Bone morphogenic protein
BMPR	Bone morphogenic protein receptor
CKD	Chronic kidney disease
CRP	C-reactive protein
EPO	Erythropoietin
EPOR	Erythropoietin receptor
ERFE	Erythroferrone
ESA	Erythropoiesis stimulating agent
FDA	Food and drug administration
FPN	Ferroportin-1 AKA SLC40A1
Hb	Hemoglobin
HIFs	Hypoxia inducible factors
HIF-PHD	Hypoxia inducible factor prolyl hydroxylase inhibitors
IBD	Inflammatory bowel disease
ID	Iron deficiency
IDA	Iron deficiency anemia
IFNγ	Interferon gamma
IL	Interleukin
IL6R	Interleukin 6 receptor
i.v.	Intravenous
JAK	Janus kinase
MCD	Multicentric Castleman’s disease
MCH	Mean corpuscular hemoglobin
MCV	Mean corpuscular volume
MPN	Myeloproliferative neoplasms
MPS	Mononuclear Phagocyte system
RA	Rheumatoid arthritis
RBC	Red blood cell
SMAD	Homologues of Sma and Mad (mothers against decapentaplegic) proteins
STAT	Signal transducer and activator of transcription
sTfR	Soluble transferrin receptor
TfR	Transferrin receptor
Tf-Sat	Transferrin saturation
TNFα	Tumor necrosis factor alpha