Studies comparing aggressive hydration with lactate Ringer plus indomethacin: study protocol design
Author (country, year) [ref] | Study design | Intervention protocol | Comparison | Type of NSAIDs | Number pts | Female gender (%) | Patient related PEP risk | Exclusion criteria |
---|---|---|---|---|---|---|---|---|
Mok et al. (USA, 2017) [47] | RCT (1:1:1:1), monocentre | LR + indomethacin (infusion protocol not available) | a. Standard NSS + placebob. NSS + rectal indomethacinc. LR + placebo | Indomethacin 100 mg | 48 per group | 48 vs. 60 vs. 69 vs. 73 | Average and high risk | Fluid overload increased risk*Active peptic ulcerElectrolyte alterationsPregnancyAge < 18 yrsAmpullectomy |
Hajalikhani et al. (Iran, 2018) [48] | RCT (1:1), monocentre | 3.0 mL/(kg h) during and for 8 h after ERCP, bolus of 20 mL/kg immediately after the procedure + diclofenac | Standard hydration [LR 1.5 mL/(kg h) during and for 8 h after ERCP, without bolus] + rectal diclofenac | Diclofenac 100 mg | 107 intervention group112 control group | 53.3 vs. 49.1 | Average and high risk | Gastrointestinal bleedingFluid overload increased risk*PregnancyAge < 18 and > 70 yrs |
Thanage et al. (India, 2021) [49] | RCT (1:1:1), monocentre | 3.0 mL/(kg h) during and for 8 h after ERCP, bolus of 20 mL/kg immediately after the procedure + diclofenac | a. Aggressive hydration with LR (same infusion protocol)b. Rectal diclofenac | Diclofenac 100 mg | 57 per group | 52.6 vs. 43.8 vs. 63.1 | High risk | Acute pancreatitisFluid overload increased risk*Active peptic ulcerPregnancyAge < 18 yrs |
Boal Carvalho et al. (Portugal, 2022) [50] | RCT (1:1), monocentre | 3.0 mL/(kg h) during and for 8 h after ERCP, bolus of 20 mL/kg immediately after the procedure + indomethacin at the end of ERCP | Standard hydration [LR 1.5 mL/(kg h) during and for 8 h after ERCP, without bolus] + indomethacin at the end of ERCP | Indomethacin 100 mg | 83 intervention group72 control group | 53 vs. 48.6 | Average risk | Previous ERCPLow risk of PEPAcute pancreatitisFluid overload increased risk*Electrolyte alterationsAge < 18 yrsPost-surgical anatomy |
Sperna Weiland et al. (Netherlands, 2021) [51] | RCT (1:1), multicentre | Bolus of 20 mL/kg within 60 min from the start of ERCP, followed by 3 mL/(kg h) for 8 h + rectal diclofenac | NSS with a maximum of 1.5 mL/(kg h) and 3 L per 24 h + rectal diclofenac | Diclofenac 100 mg | 388 intervention group425 control group | 60 vs. 59 | Average and high risk | Previous ERCPPancreatic head massAcute pancreatitisChronic pancreatitisSepsisFluid overload increased risk*Active GI bleedingElectrolyte alterationsAge < 18 and > 85 yrsPregnancyPost-surgical anatomy |
*: Cardiac, hepatic, respiratory or renal insufficiency/severe disease; ERCP: endoscopic retrograde cholangiopancreatography; LR: lactated Ringer’s; NSAIDs: non-steroidal anti-inflammatory drugs; NSS: normal saline solution; PEP: post-ERCP acute pancreatitis; pts: patients; RCTs: randomized controlled trials; yrs: years