AC	Acute Cholecystitis
ACC	Acalculous Cholecystitis
ASA	American Society of Anesthesiologists
CAD	Coronary Artery Disease
CHF	Congestive Heart Failure
COPD	Chronic Obstructive Pulmonary Disease
EUS	Endoscopic Ultrasound
EUS-GBD	Endoscopic Ultrasound-Guided Gallbladder Drainage
HIDA	Hepatobiliary Iminodiacetic Acid (scan)
INR	International Normalized Ratio
LAMS	Lumen-Apposing Metal Stent
LC	Laparoscopic Cholecystectomy
NOM	Non-Operative Management
PC	Percutaneous Cholecystostomy
PTGBD	Percutaneous Transhepatic Gallbladder Drainage