Research Topics
| Arye BlacharSummaryCountry: Israel Publications
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Publications
Laparoscopic adjustable gastric banding surgery for morbid obesity: imaging of normal anatomic features and postoperative gastrointestinal complicationsArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, 6 Weizman St, Tel Aviv 64239, Israel
AJR Am J Roentgenol 188:472-9. 2007..Radiologists need to be familiar with the normal anatomic findings after laparoscopic adjustable gastric banding surgery and with the imaging findings of postoperative complications...
Radiographic manifestations of normal postoperative anatomy and gastrointestinal complications of bariatric surgery, with emphasis on CT imaging findingsArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, affiliated to the Tel Aviv University, Sackler School of Medicine, Tel Aviv, Israel
Semin Ultrasound CT MR 25:239-51. 2004..In this article, we discuss the imaging findings relating to bariatric procedures, focusing on the role of computed tomography (CT) in the evaluation of normal postoperative anatomy and gastrointestinal complications...
Cystic tumors of the pancreas: high malignant potentialGuy Lahat
Department of Surgery, Sourasky Tel Aviv Medical Center, Tel Aviv, affiliated with Sackler Faculty of Medicine, Tel Aviv University, Ramat Aviv, Israel
Isr Med Assoc J 13:284-9. 2011..Cystic tumors of the pancreas are rare, accounting for 10% of pancreatic cysts and 1% of all pancreatic tumors; surgery is dictated by their malignant potential...
Clinical presentation can predict disease course in patients with intraductal papillary mucinous neoplasm of the pancreasNir Lubezky
Department of Surgery B, Tel Aviv Sourasky Medical Center, 6 Weizman Street, Tel Aviv, Israel
World J Surg 34:126-32. 2010..We sought a correlation between preoperative clinico-radiological findings and outcome...
Radiologists' performance in the diagnosis of acute intestinal ischemia, using MDCT and specific CT findings, using a variety of CT protocolsArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, 6 Weitzman Street, Tel Aviv 64239, Israel
Emerg Radiol 18:385-94. 2011..Radiologists' experience and expertise have an important impact on their performance...
Dual-energy derived virtual nonenhanced computed tomography imaging: current status and applicationsShmuel Mahgerefteh
Department of Radiology, Hadassah Hebrew University Medical Center, Jerusalem, Israel
Semin Ultrasound CT MR 31:321-7. 2010..We review the current state of VNE imaging and discuss some challenges to its future application...
CT colonography with decreased purgation: balancing preparation, performance, and patient acceptanceShmuel Mahgerefteh
Department of Radiology, Hadassah Hebrew University Medical Center, Ein Kerem, POB 12000 Jerusalem 91120, Israel
AJR Am J Roentgenol 193:1531-9. 2009..Further study of decreased-purgation CTC and standardization of terminology are needed...
Vascular and biliary abnormalities mimicking cholangiocarcinoma in patients with cavernous transformation of the portal vein: role of color Doppler sonographyAda Kessler
Division of Ultrasound, Department of Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
J Ultrasound Med 26:1089-95. 2007..The purpose of this study was to describe and evaluate the sonographic and color Doppler features of tumorlike biliary and venous changes in patients with cavernous transformation of the portal vein (CTPV)...
Computed tomography colonography ("virtual colonoscopy") in Israel: results of the National CT Colonography Survey of the Israeli Association of Abdominal Imaging and the Israeli Radiological AssociationArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Isr Med Assoc J 10:707-12. 2008..Computed tomographio colonography, also known as virtual colonoscopy, is a rapid, non-invasive imaging technique to detect colorectal masses and polyps that is becoming increasingly popular...
Pancreatic incidentalomas: high rate of potentially malignant tumorsGuy Lahat
Department of Surgery, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
J Am Coll Surg 209:313-9. 2009..Pancreatic incidentaloma (PI) is an increasingly common diagnosis that has received little attention. We characterized these tumors and compared them with symptomatic pancreatic tumors (nonincidentaloma [NI])...
Liver lesions with hepatic capsular retractionArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Semin Ultrasound CT MR 30:426-35. 2009..This is the reason for the multiple pathologic conditions and pseudolesions that occur at the hepatic capsular and subcapsular regions...
Donor recruitment and selection for adult-to-adult living donor liver transplantation in urgent and elective circumstancesMenahem Ben-Haim
Department of Surgery B, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Isr Med Assoc J 7:169-73. 2005..Adult-to-adult living donor liver transplantation is becoming an alternative to cadaveric transplantation in urgent and elective settings. Donor selection crucially affects donor safety and recipient outcome...
Virtual nonenhanced abdominal dual-energy MDCT: Analysis of image characteristicsJacob Sosna
Jacob Sosna, Shmuel Mahgerefteh, Department of Radiology, Hadassah Hebrew University Medical Center, Jerusalem 91120, Israel
World J Radiol 4:167-73. 2012..To evaluate abdominal and pelvic image characteristics and artifacts on virtual nonenhanced (VNE) images generated from contrast-enhanced dual-energy multidetector computed tomography (MDCT) studies...
Redefining late acute graft pancreatitis: clinical presentation, radiologic findings, principles of management, and prognosisRisa M Small
Department of Surgery B, Tel Aviv University, Tel Aviv, Israel
Ann Surg 247:1058-63. 2008..To define the incidence, clinical presentation, radiologic findings and principles of diagnosis, and management of acute graft pancreatitis occurring more than 3 months after transplantation...
Peer review in diagnostic radiology: current state and a vision for the futureShmuel Mahgerefteh
Department of Radiology, Hadassah Hebrew University Medical Center, PO Box 12000, Jerusalem, Israel
Radiographics 29:1221-31. 2009..Each method of assessing diagnostic accuracy has strengths and weaknesses that should be carefully considered before it is implemented in a particular departmental or institutional setting...
Real-time sonography of Killian-Jamieson diverticulum and its differentiation from thyroid nodulesDiego Mercer
Department of Radiology, Tel Aviv Sourasky Medical Center, affiliated with the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
J Ultrasound Med 24:557-60. 2005
Preauthorization of CT and MRI examinations: assessment of a managed care preauthorization program based on the ACR Appropriateness Criteria and the Royal College of Radiology guidelinesArye Blachar
Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
J Am Coll Radiol 3:851-9. 2006....
Fibrolamellar hepatocellular carcinoma--an uncommon tumorRuth Eliahou
Department of Diagnostic Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Isr Med Assoc J 5:216-7. 2003
Non-contrast computed tomography after percutaneous nephrolithotomy: findings and clinical significanceMario Sofer
Department of Urology, Tel Aviv Sourasky Medical Center, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
Urology 79:1004-10. 2012..To describe the post-percutaneous nephrolithotomy (PNL) non-contrast-enhanced computed tomography (NCCT) findings and assessed their clinical significance. NCCT evaluates stone clearance after PNL and also reveals procedure-related changes...
Femoral head density on CT scans of patients following hip fracture fixation by expandable proximal peg or dynamic screwEly L Steinberg
Department of Orthopedic Surgery B, Tel Aviv Sourasky Medical Center, Sackler Faculty of Medicine, Tel Aviv University, 6 Weizmann St, Tel Aviv 64239, Israel
Injury 41:647-51. 2010..These findings persisted over time. It would be interesting to speculate that increased bone density around an expandable peg provides better fracture stabilization and probably faster healing than a dynamic hip screw...
[Left paraduodenal hernia: a report of a case and a review of clinical and diagnostic CT findings]Arye Blachar
Department of Radiology, Tel Aviv Souraski Medical Center, Tel Aviv, Israel
Harefuah 142:91-3, 160. 2003..We report a case of a paraduodenal hernia diagnosed correctly with abdominal computed tomography that was confirmed at surgery and review the clinical and imaging findings of these hernias...
CT colonography (virtual colonoscopy): technique, indications and performanceArye Blachar
Department of Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Digestion 76:34-41. 2007..CT colonography, also known as virtual colonoscopy, is a relatively new technique that is becoming increasingly popular. The technical aspects, indications, advantages and diagnostic performance of this technique are briefly reviewed...
Computed tomography diagnosis of intestinal ascariasis: incidental finding in a trauma patientLi-Tal Pratt
Department of Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Isr Med Assoc J 9:688-9. 2007
Mass at the splenic hilum: a clue to torsion of a wandering spleen located in a normal left upper quadrant positionAda Kessler
Department of Radiology, Tel-Aviv Sourasky Medical Center, Sackler Faculty of Medicine, Tel-Aviv University, Tel-Avi, Israel
J Ultrasound Med 22:527-30. 2003..On sonography, a diffusely hypoechoic spleen and a mass at the splenic hilum representing the torsed splenic pedicle were shown. The splenic hilar mass correlates with the CT "whirl" sign indicative of torsion...
Pseudo-tumor of the caudate lobe in primary sclerosing cholangitisArye Blachar
Department of Diagnostic Radiology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Isr Med Assoc J 4:659-60. 2002
Gastrointestinal complications of laparoscopic Roux-en-Y gastric bypass surgery: clinical and imaging findingsArye Blachar
Department of Radiology, University of Pittsburgh Medical Center, 200 Lothrop St, Pittsburgh, PA 15213, USA
Radiology 223:625-32. 2002..CONCLUSION: Upper GI complications that required intervention occurred in 9.5% of patients. CT and upper GI series can depict most major complications...
Gastrointestinal complications of laparoscopic roux-en-Y gastric bypass surgery in patients who are morbidly obese: findings on radiography and CTArye Blachar
Department of Radiology, Division of Abdominal Imaging, University of Pittsburgh Medical Center, 200 Lothrop St, Pittsburgh, PA 15213, USA
AJR Am J Roentgenol 179:1437-42. 2002
Radiologists' performance in the diagnosis of liver tumors with central scars by using specific CT criteriaArye Blachar
Department of Radiology, University of Pittsburgh Medical Center, 200 Lothrop St, Pittsburgh, PA 15213, USA
Radiology 223:532-9. 2002..CONCLUSION: CT allows accurate differentiation of the most common types of liver tumors with central scars, including FNH, fibrolamellar HCC, and large hemangioma...
Cholecystoduodenal fistula presenting as multiple hepatic lesions in a patient with pneumobiliaArye Blachar
Department of Radiology, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
Isr Med Assoc J 5:143-4. 2003
Hepatocellular-cholangiocarcinoma: helical computed tomography findings in 30 patientsOsama Ebied
Department of Radiology, University of Pittsburgh Medical Center, Pittsburgh, PA 15213, USA
J Comput Assist Tomogr 27:117-24. 2003..Radiologists should be aware of this tumor type so that the biopsy is performed properly to allow sufficient tissue sampling...
Primary biliary cirrhosisGiuseppe Brancatelli
N Engl J Med 353:2719-20; author reply 2719-20. 2005
Postmortem computed tomography in victims of military air mishaps: radiological-pathological correlation of CT findingsGad Levy
Headquarters of the Israeli Air Force Surgeon General, Tel Hashomer, Israel
Isr Med Assoc J 9:699-702. 2007..3% for autopsy, 90.3% for postmortem CT, P = not significant). Postmortem CT and autopsy have distinct performance profiles, and although the first cannot replace the latter it is a useful complementary examination...
Iatrogenic injury to the spleen-CT appearanceMaya Galperin Aizenberg
Department of Diagnostic Imaging, Assaf Harofeh Medical Center, Zerifin, Israel
Semin Ultrasound CT MR 28:52-6. 2007..Overt injuries diagnosed during surgery are usually immediately treated by splenectomy without imaging. This review focuses on missed splenic injuries that are diagnosed on imaging following surgery or an invasive procedure...
Internal hernia: an increasingly common cause of small bowel obstructionArye Blachar
Department of Radiology, University of Pittsburgh Medical Center, PA 15213, USA
Semin Ultrasound CT MR 23:174-83. 2002....
