CF	Cystic Fibrosis
CFTR	CF Transmembrane Conductance Regulator
HEMT	Highly effective modulator therapy
PwCF	People with CF
CKD	Chronic kidney disease
CFKD	CF-related kidney disease
ESKD	End-stage kidney disease
AKI	Acute kidney injury
GFR	Acute kidney injury
eGFR	Estimate GFR
IDMS	Isotope dilution mass spectrometry
HPLC	High-performance liquid chromatography
CKiD	Chronic Kidney Disease in Children
CKD-EPI	Chronic kidney disease epidemiology collaboration
MDRD	Modification of diet in renal disease
UACR	Urine albumin to creatinine ratio
LMW	Low molecular weight
β2MG	Beta-2 microglobulin
RBP	Retinol-binding protein
ELISA	Enzyme-linked immunosorbent assay
SDS-PAGE	Sodium dodecyl sulfate-polyacrylamide gel electrophoresis
LC-MS	Liquid chromatography-tandem mass spectrometry
UPEP	Urine protein electrophoresis
KDIGO	Kidney Disease Improving Global Outcomes
FeNa	Fractional excretion of sodium
FeUrea	Fractional excretion of urea
ATN	Acute tubular necrosis
RBC	Red blood cell
WBC	White blood cell
BUN	Blood urea nitrogen
SAP	Serum amyloid P component
IgA	Immunoglobulin A
UPCR	Urine protein to creatinine ratio
UCaCR	Urine calcium to creatinine ratio
KIM-1	Kidney injury molecule-1
IL-18	Interleukin-18
TIMP-2	Tissue inhibitor of metalloproteinases-2
IGFBP7	Insulin-like growth factor-binding protein 7
FDA	Food and Drug Administration
SBP1	Selenium-binding protein 1
NGAL	Neutrophil gelatinase-associated lipocalin
TNFα	Tumor necrosis factor α
NAG	N-acetyl-β-D-glucosaminidase
sFas	Soluble Fas
EVs	Extracellular vesicles
uEVs	Urinary extracellular vesicles
ATF3	Activating transcription factor-3
AQP2	Aquaporin-2
CD133	Prominin-1
WT-1	Wilms tumor-1
MUC1	Mucin 1
MGAM	Maltase-glucoamylase
TGFβ1	Transforming growth factor β1
HNF1β	Hepatocyte nuclear factor 1-beta
ADTKD	Autosomal dominant tubulointerstitial kidney disease
IgAN	Immunoglobulin A nephropathy
ACE	Angiotensin-converting enzyme
MBL2	Mannose-binding lectin
AAT	α1-antitrypsin
ANCA	Antineutrophil cytoplasm antibodies
β2AR	Beta-2-adrenergic receptor
PC2	Polycystin 2
ADPKD	Autosomal dominant polycystic kidney disease
IL-10	Interleukin-1
NOS	Nitric oxide synthase
NO	Nitric oxide
GST	Glutathione S-transferase
CaCC	Calcium-activated chloride conductance
GSTM1	Glutathione S-transferase M1
SK	Shwachman–Kulczycki