AA Acetic acid
AGA American Gastroenterological Association
APC Argon plasma coagulation
BMI Body mass index
BO Barrett’s Oesophagus
BSG British Society of Gastroenterology
CI Confidence interval
CLO Columnar lined oesophagus
CT Computed tomography
EGD esophagogastroduodenoscopy
EMR Endoscopic mucosal resection
ESD Endoscopic submucosal dissection
EOA Early oesophageal adenocarcinoma
ER Endoscopic resection
EUS Endoscopic ultrasound
EUS-FNA EUS-guide fine-needle aspiration
FDG-PET F-fluoro-2-deoxy-D-glucose positron emission tomography
FFPE Formalin-fixed, paraffin-embedded
FNA Fine needle aspirate
GOJ Gastro-oesophageal junction
GOR Gastro-oesophageal acid reflux
GORD Gastro-oesophageal reflux disease
H&E Haematoxylin & Eosin
HGD High grade dysplasia
HR-WLE High resolution white light endoscopy
ICER Incremental cost effectiveness ratio
IM Intestinal metaplasia
IMC Intramucosal cancer
IMCa Intramucosal adenocarcinoma
IMGEJ Intestinal metaplasia in biopsies from gastroesophageal junction
IWGCO International Working Group for the Classification of Oesophagitis
LGD Low grade dysplasia
LYS Life-years saved
MB Methylene blue
MBM Multi-band mucosectomy
MPEC Multipolar electrocoagulation/electrocautery
MUC Mucin immunostaining
NBI Narrow band imaging
Nd-YAG Neodymium-doped yttrium aluminium garnet
NSAIDs Aspirin or non-steroidal anti-inflammatory drugs
OAC Oesophageal adenocarcinoma
OC Oesophageal cancer
OR Odds ratio
PDT Photodynamic therapy
PET Positron emission tomography
PPI Proton Pump Inhibitor therapy
PY Person-years
QALY Quality-adjusted life year
RFA Radiofrequency ablation
ROC / (ROC curve) Receiver operating characteristic
SCC Squamous cell carcinoma
SIM Specialised intestinal metaplasia
TFF3 Trefoil factor 3