18F-NaF	Fluorine-18-sodium fluoride
2D	Two-dimensional
3D	Three-dimensional
ACI	Autologous chondrocyte implantation
ACS	Autologous conditioned serum
AFS-MSC	Amniotic fluid mesenchymal stromal/stem cell
AI	Anti-inflammatory
APS	Autologous protein serum
AT-MSC	Adipose tissue mesenchymal stromal/stem cell
BM-MSC	Bone marrow mesenchymal stromal/stem cell
CD	Cluster differentiation
CD	Complementary diagnostic exams
cm	Centimeter
CM	Conditioned medium
cm2	Square centimeter
COX	Cycloxigenase
CSA	Cross sectional area
CT	Computed tomography
CTA	Computed tomography arthrography
DDFT	Deep digital flexor tendon
DNA	Desoxyribonucleic acid
DP-MSC	Dental pulp mesenchymal stromal/stem cell
ECM	Extracellular matrix
ESC	Embryonic stem cell
ESWT	Extracorporeal shock wave therapy
EV	Extracellular vesicles
FEI	Federation Equestre Internationale
FGF	Fibroblast growth factor
FL	Forelimbs
GAG	Glycosaminoglycans
GF	Growth factor
h	Hour
HILT	High intensity laser therapy
HL	Hindlimbs
HLA	Human leucocyte antigen
HSC	Hematopoietic stem cell
HyA	Hyaluronic acid
Hz	Hertz
IA	Intra-articular
IGF	Insulin-like growth factor
IL	Interleukin
IM	Intramuscular
IPSC	Induced pluripotent stem cell
IRAP	Interleukin-1 receptor antagonist protein
IRU	Radioisotope uptake
IV	Endovenous
Kg	Kilogram
KT	Kynesiotaping
LLLT	Low level laser therapy
mg	Milligram
MHz	Megahertz
min	Minute
mL	Milliliter
MRI	Magnetic resonance image
MSC	Mesenchymal stem/stromal cells
MSC-CM	Mesenchymal stem/stromal cells conditioned medium
MT-MSC	Muscle tissue mesenchymal stromal/stem cell
mW	Milliwatts
NEMS	Neural electrical muscle stimulation
nm	Nanometers
NSAID	Non-steroidal anti-inflammatory
OA	Osteoarthritis
°C	Degree Celsius
PDEGF	Platelet derived epidermal growth factor
PDGF	Platelet derived growth factor
PEMF	Pulsed electromagnetic frequency
PET	Positron emission tomography
PGE2	Prostaglandin E2
PHyd	Polyacrylamide hydrogel
Po -MSC	Periosteum mesenchymal stromal/stem cell
PO	Per os
PPS	Pentosan polysulfate
PRP	Platelet-rich plasma
PSAG	Polysulfated glycosaminoglycan
RNA	Ribonucleic acid
ROM	Range of motion
SAIDs	Steroidal anti-inflammatories
SF	Synovial fluid
SL	Suspensory ligament
SM-MSC	Synovial membrane mesenchymal stromal/stem cell
TENS	Transcutaneous electrical nerve stimulation
TGF	Transforming growth factor
U/S	Ultrasound
UC-MSC	Umbilical cord derived Whartons jelly mesenchymal stromal/stem cell
VEGF	Vascular endothelial growth factor
W	Watts
WT	Water treadmill
X-ray	Radiograph
α2M	Alfa-2 macroglobulin