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Imaging investigation of pancreatic cystic lesions and proposal for therapeutic guidelines

World Journal of Radiology 2012年第8期4卷 372-378页

作者： Atanas D Hilendarov Georgi Petrov Deenichin kichka georgieva velkova Department of Diagnostic Imaging Medical University Faculty of Medicne4001 PlovdivBulgaria Department of Sergery III Medical University66 Pestersko Shose str.Plovdiv 4001Bulgaria Department of Diagnostic Imaging Medical UniversityPlovdiv 4001Bulgaria

AIM:To propose a diagnostic algorithm for preoperatively predicting the need for surgical ***:The study included 56 patients(27 men and 29 women) with a final diagnosis of cystic pancreatic *** following materials were used:ultrasonic equipment with 3.5 and 7 MHz linear,convex and biopsical *** computed tomography(MDCT) investigations were performed using a 16-slice *** were obtained following the oral administration of 200 mL water and 100 mL intravenous iopamidol(300 mg/mL) administered by pump injector at a rate of 3 mL/s(40 and 60 s post-injection,respectively) using 0.5 mm detectors,reconstructed at 1 mm(pancreatic phase) or 2 mm(portal venous phase) *** table feed was 10 mm per *** were acquired in the pancreatic and portal venous phases of contrast *** 'Chiba' needles 18,20,22,23 G and an automatic aspiration system were used in conjunction with the followingmethods of guiding the interventional procedures:(1) 'free-hand' biopsy and puncture method under ultrasound(US) or computed tomography(CT) control;(2) guiding method using biopsical ***:All 56 patients in this study underwent at least two cuts imaging survey methods,such as US,CT or magnetic resonance imaging(MRI).The most common preoperative diagnostic examination was US scan-56 patients(100%).MDCT studies were conducted in 49(87.50%) and MRI in 13(23.21%).More than half of patients surveyed(37) underwent some type of interventional procedure:25-fine-needle aspiration and 29-fine needle aspiration biopsy(FNAB),as part of the ***-four patients of all 56 patients underwent surgery because of histological evidence of malignancy after the FNAB for cystic lesions of the *** pancreatectomy with splenectomy was the most common operative approach in 13 patients,followed by Whipple resection in 11 and distal pancreatectomy without splenectomy in *** patients were treated with

关键词： Pancreatic cystic neoplasm Diagnostic intervention Fine-needle biopsy

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