AA	serum amyloid A amyloidosis
AFib	fibrinogen α chain amyloidosis
AH	immunoglobulin heavy chains amyloidosis
AHL	immunoglobulin heavy and light chains amyloidosis
AL	immunoglobulin light chains amyloidosis
ALECT2	leukocyte chemotactic factor 2 amyloidoses
ALP	alkaline phosphatase
ALT	alanine aminotransferase
AST	aspartate aminotransferase
ATTR	transthyretin amyloidosis
ATTRv	hereditary type of transthyretin amyloidosis
ATTRwt	wild-type type of transthyretin amyloidosis
BSA	bovine serum albumin
CNS	central nervous system
CRD	Congo red dot
CT	computed tomography
ECG	electrocardiography
FFPE	formalin-fixed paraffin-embedded
FLC	free light chains
GIT	gastrointestinal tract
I/T	troponin I/troponin T
IEM	immunoelectron microscopy
IFE	immunofixation electrophoresis
Ig	immunoglobulin
IgA	immunoglobulin A nephropathy
IGVL	light chain variable region
Igκ	immunoglobulin kappa light chain
IgκC	immunoglobulin kappa constant domain
IgκV	immunoglobulin kappa variable domain.
Igλ	immunoglobulin lambda light chain
IHC	immunohistochemistry
LMD–MS	laser microdissection followed by tandem mass spectrometry
LV	left ventricle
MG	monoclonal gammopathy
MGUS	gammopathy of undetermined significance
MM	multiple myeloma
MN	membranous nephropathy
MS	mass spectrometry
NT-proBNP	N-terminal pro-B-type natriuretic peptide
PAGE	polyacrylamide gel electrophoresis
PMCA	protein misfolding cyclic amplification
PNS	peripheral nervous system
QuIC	quaking-induced conversion
SAA	serum amyloid A protein
SAP	serum amyloid P component
ThT	thioflavin T
TTR	transthyretin protein