aBMD	areal bone mineral density
ACS	autonomous cortisol secretion
Ad-SoS	amplitude dependent speed of sound
AI	adrenal incidentaloma
ACTH	adrenocorticotropic hormone
baPWV	brachial-ankle pulse wave velocity
BMD	bone mineral density
BTM	bone turnover markers
BV/TV	bone volume fraction
Ca	serum calcium
CI	confidence interval
CS	Cushing’s syndrome
CRH	corticotropin-releasing hormone
DHEA-S	dehydroepiandrosterone sulphate
DST	dexamethasone suppression test
DXA	dual energy X-ray absorptiometry
F	female
FN	femoral neck
FRAX	fracture risk assessment
HPA	hypothalamic–pituitary–adrenal
HR-pQCT	high-resolution peripheral quantitative computed tomography
ICTP	carboxy-terminal cross-linked telopeptide of type I collagen
iPTH	intact parathyroid hormone
IQR	interquartile range
LDDST	low dose dexamethasone suppression test
LS	lumbar spine
M	male
MAC S	mild autonomous cortisol secretion
N	number of patients
OR	odds ratio
PICP	carboxy-terminal propeptide of type I procollagen
PIIINP	amino-terminal propeptide of type III procollagen
PINP	N-terminal propeptide of type I collagen
QCT	quantitative computed tomography
RANKL	receptor activator of nuclear factor kappa-Β ligand
SCS	subclinical Cushing’s syndrome
SD	standard deviation
SDI	spinal deformity index
SH	subclinical hypercortisolism
TBS	trabecular bone score
UFC	urinary free cortisol
vBMD	volumetric bone mineral density
VFx	vertebral fractures
y	year