Abstract
Objectives: To describe the imaging characteristics of endoscopic ultrasound on patients with pancreatic biliary obstruction and assess the benefits of EUS before performing ERCP.
Methods: This is a cross sectional study on 86 patients diagnosed with suspected pancreatic biliary obstruction and had ERCP indications, who underwent prior endoscopic ultrasound at Hue Central Hospital from February 2022 to February 2023.
Results: Study on 86 patients, male (45.3%) and female (54.7%), age group > 60 accounted for most of the patients at 62.8%. Recorded on EUS: the majority of pancreatic biliary obstruction are due to CBD stones, accounting for 48.8%. Observing the entire CBD by EUS was done on 97,7% of the cases. Most of the images of distal CBD stricture due to tumor compression are truncated form, accounting for 48% of the cases. Most of the CBD stones, 40.5%, are larger than 10mm. Head pancreatic duct stones accounted for 80% of cases, mobile pancreatic stones accounted for 80%, the pancreatic stone size > 5mm accounts for 40%. The majority of tumors at T3 stage accounted for 56% of the cases. Treatment results: After EUS, 26.7% of patients did not need ERCP. Bile duct stents were placed on 36% of the cases post EUS. ERCP complexity level 2 accounted for 53.9%, level 3 accounted for 31,7% and level 4 accounted for 1.6% of the cases. The overall success rate of ERCP was 93.7%.
Conclusion: Performing EUS before ERCP is very important to clarify the causes for ERCP and avoid complications of ERCP. The benefits of EUS before ERCP are to improve the endoscopists’ confidence, predict complex situations so they can have appropriate treatment attitudes and help them prepare neccesary accessories to do ERCP that lead to susccessful patients’outcomes.
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| Published | 29-12-2024 | |
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| Issue | No. 89 (2023) | |
| Section | Original article | |
| DOI | 10.38103/jcmhch.89.9 | |
| Keywords | Siêu âm nội soi và nội soi mật tụy ngược dòng Endoscopic ultrasound, Endoscopic retrograde cholangiopancreatography |

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