Published in BMJ on June 26, 2009
Routine ultrasound and limited computed tomography for the diagnosis of acute appendicitis. World J Surg (2010) 3.10
Evaluation of the appendicitis inflammatory response score for patients with acute appendicitis. World J Surg (2012) 1.73
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Added value of ultrasound re-evaluation for patients with equivocal CT findings of acute appendicitis: a preliminary study. Eur Radiol (2013) 1.44
A comparison of the accuracy of ultrasound and computed tomography in common diagnoses causing acute abdominal pain. Eur Radiol (2011) 1.12
WSES Guidelines for the management of acute left sided colonic diverticulitis in the emergency setting. World J Emerg Surg (2016) 0.99
Italian consensus conference for colonic diverticulosis and diverticular disease. United European Gastroenterol J (2014) 0.97
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Practice parameters for the treatment of colonic diverticular disease: Italian Society of Colon and Rectal Surgery (SICCR) guidelines. Tech Coloproctol (2015) 0.92
Acute appendicitis: prospective evaluation of a diagnostic algorithm integrating ultrasound and low-dose CT to reduce the need of standard CT. Eur Radiol (2011) 0.90
Plain abdominal radiography in acute abdominal pain; past, present, and future. Int J Gen Med (2012) 0.86
Comparison of Imaging Strategies with Conditional versus Immediate Contrast-Enhanced Computed Tomography in Patients with Clinical Suspicion of Acute Appendicitis. Eur Radiol (2015) 0.85
Impact of routine contrast-enhanced CT on costs and use of hospital resources in patients with acute abdomen. Results of a randomised clinical trial. Eur Radiol (2013) 0.85
Challenges in diagnosing adhesive small bowel obstruction. World J Gastroenterol (2013) 0.84
Acute Splenic Infarction at an Academic General Hospital Over 10 Years: Presentation, Etiology, and Outcome. Medicine (Baltimore) (2015) 0.83
Optimizing imaging in suspected appendicitis (OPTIMAP-study): a multicenter diagnostic accuracy study of MRI in patients with suspected acute appendicitis. Study Protocol. BMC Emerg Med (2010) 0.83
Systematic unenhanced CT for acute abdominal symptoms in the elderly patients improves both emergency department diagnosis and prompt clinical management. Eur Radiol (2016) 0.82
Increased enhancement of the liver adjacent to the gallbladder seen with contrast ultrasound: comparison between acute cholecystitis and non-cholecystitis. BMC Med Imaging (2016) 0.81
Does ultrasongraphy predict intraoperative findings at cholecystectomy? An institutional review. Can J Surg (2016) 0.81
Reduced-dose abdominopelvic CT using hybrid iterative reconstruction in suspected left-sided colonic diverticulitis. Eur Radiol (2015) 0.79
C-reactive protein and white blood cell count as triage test between urgent and nonurgent conditions in 2961 patients with acute abdominal pain. Medicine (Baltimore) (2015) 0.78
Overview of point-of-care abdominal ultrasound in emergency and critical care. J Intensive Care (2016) 0.78
Patients presenting at the emergency department with acute abdominal pain are less likely to be admitted to inpatient wards at times of access block: a registry study. Scand J Trauma Resusc Emerg Med (2015) 0.78
US in the evaluation of abdominal pain in a department of internal medicine. J Ultrasound (2011) 0.78
A prospective non-randomized controlled, multicenter trial comparing Appendectomy and Conservative Treatment for Patients with Uncomplicated Acute Appendicitis (the ACTUAA study). Int J Colorectal Dis (2017) 0.78
Plain abdominal radiography in acute abdominal pain--is it really necessary? Emerg Radiol (2014) 0.77
Utility of repeated abdominal CT scans after prior negative CT scans in patients presenting to ER with nontraumatic abdominal pain. Dig Dis Sci (2012) 0.77
Contemporary Review of Risk-Stratified Management in Acute Uncomplicated and Complicated Diverticulitis. World J Surg (2016) 0.77
Use of advanced imaging techniques during visits to emergency departments-implications, costs, patient benefits/risks. Br J Radiol (2016) 0.75
Imaging of non-traumatic acute abdominal pain in adults presenting to the emergency department. Saudi Med J (2016) 0.75
Imaging in patients with acute abdominal pain. BMJ (2009) 0.75
Clinical diagnostic accuracy of acute colonic diverticulitis in patients admitted with acute abdominal pain, a receiver operating characteristic curve analysis. Int J Colorectal Dis (2016) 0.75
Relative accuracy of emergency CT in adults with non-traumatic abdominal pain. Br J Radiol (2016) 0.75
Epidemiology and outcomes of acute abdominal pain in a large urban Emergency Department: retrospective analysis of 5,340 cases. Ann Transl Med (2016) 0.75
The limited role of ultrasound in the diagnostic process of colonic diverticulitis. World J Surg (2014) 0.75
Abdominal ultrasonography for patients with abdominal pain as a first-line diagnostic imaging modality. Exp Ther Med (2017) 0.75
Acute abdominal pain in children: usefulness of three-view abdominal radiographs in the emergency department. Emerg Radiol (2016) 0.75
Characteristics and outcomes of patients with emergency department revisits within 72 hours and subsequent admission to the intensive care unit. Ci Ji Yi Xue Za Zhi (2016) 0.75
Contrast-enhanced ultrasonography with Sonazoid for diagnosis of gangrenous cholecystitis. J Med Ultrason (2001) (2015) 0.75
Benefit of early abdominal ultrasonography in non-surgical patients admitted to the emergency department: a pilot study. J Med Ultrason (2001) (2011) 0.75
Computed tomography--an increasing source of radiation exposure. N Engl J Med (2007) 41.06
The 2007 Recommendations of the International Commission on Radiological Protection. ICRP publication 103. Ann ICRP (2007) 19.27
Effect of computed tomography of the appendix on treatment of patients and use of hospital resources. N Engl J Med (1998) 5.86
Physician training requirements in sonography: how many cases are needed for competence? AJR Am J Roentgenol (2000) 2.80
Increasing utilization of computed tomography in the adult emergency department, 2000-2005. Emerg Radiol (2006) 2.43
A prospective study of ultrasonography in the diagnosis of appendicitis. N Engl J Med (1987) 2.08
Early laparoscopy as a routine procedure in the management of acute abdominal pain: a review of 1,320 patients. Surg Endosc (2005) 2.00
A randomized, controlled trial of routine early abdominal computed tomography in patients presenting with non-specific acute abdominal pain. Clin Radiol (2007) 1.70
Evaluation of early abdominopelvic computed tomography in patients with acute abdominal pain of unknown cause: prospective randomised study. BMJ (2002) 1.69
Assessing the gain in diagnostic performance when combining two diagnostic tests. Stat Med (2002) 1.65
Magnetic resonance imaging and the acute abdomen. Br J Surg (2008) 1.51
Value of abdominal CT in the emergency department for patients with abdominal pain. Eur Radiol (2002) 1.43
Ultrasound scans done by surgeons for patients with acute abdominal pain: a prospective study. Eur J Surg (1999) 1.36
Effect of CT on false positive diagnosis of appendicitis and perforation. N Engl J Med (2008) 1.31
The value of limited computed tomography with rectal contrast in the diagnosis of acute appendicitis. Am J Surg (2000) 1.30
Routine versus selective abdominal computed tomography scan in the evaluation of right lower quadrant pain: a randomized controlled trial. Acad Emerg Med (2006) 1.18
Acute colonic diverticulitis: prospective comparative evaluation with US and CT. Radiology (1997) 1.12
The therapeutic impact of abdominal ultrasound in patients with acute abdominal symptoms. Clin Radiol (2002) 1.07
Suspected acute colon diverticulitis: imaging with low-dose unenhanced multi-detector row CT. Radiology (2005) 1.05
Ability of CT to alter decision making in elderly patients with acute abdominal pain. Am J Emerg Med (2004) 1.04
Optimization of diagnostic imaging use in patients with acute abdominal pain (OPTIMA): Design and rationale. BMC Emerg Med (2007) 1.03
Evaluation of patients with acute right upper quadrant pain. American College of Radiology. ACR Appropriateness Criteria. Radiology (2000) 1.02
Ultrasound scanning of the acute abdomen by surgeons in training. Ann R Coll Surg Engl (1994) 0.99
The role of early sonography in the management of the acute abdomen. Clin Radiol (1991) 0.95
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Quantifying the usefulness of CT in evaluating seniors with abdominal pain. Eur J Radiol (2006) 0.91
Goal-directed abdominal ultrasonography: impact on real-time decision making in the emergency department. J Emerg Med (2003) 0.86
Evaluation of acute right lower quadrant pain. American College of Radiology. ACR Appropriateness Criteria. Radiology (2000) 0.85
Suspected abdominal abscess. American College of Radiology. ACR Appropriateness Criteria. Radiology (2000) 0.82
Evaluation of left lower quadrant pain. American College of Radiology. ACR Appropriateness Criteria. Radiology (2000) 0.82
Diagnostic laparoscopy for the acute abdomen and trauma. Surg Endosc (2000) 0.81
Costly surge in diagnostic imaging spurs debate. JAMA (2005) 0.80
Duodenal infusion of donor feces for recurrent Clostridium difficile. N Engl J Med (2013) 20.65
The development of QUADAS: a tool for the quality assessment of studies of diagnostic accuracy included in systematic reviews. BMC Med Res Methodol (2003) 16.17
QUADAS-2: a revised tool for the quality assessment of diagnostic accuracy studies. Ann Intern Med (2011) 15.02
Concern Probiotic prophylaxis in predicted severe acute pancreatitis: a randomised, double-blind, placebo-controlled trial. Lancet (2008) 10.70
Preoperative biliary drainage for cancer of the head of the pancreas. N Engl J Med (2010) 10.21
Effects of selective decontamination of digestive tract on mortality and acquisition of resistant bacteria in intensive care: a randomised controlled trial. Lancet (2003) 7.91
A step-up approach or open necrosectomy for necrotizing pancreatitis. N Engl J Med (2010) 7.83
Endoscopic versus surgical drainage of the pancreatic duct in chronic pancreatitis. N Engl J Med (2007) 7.56
The diagnostic odds ratio: a single indicator of test performance. J Clin Epidemiol (2003) 7.54
Effect of a comprehensive surgical safety system on patient outcomes. N Engl J Med (2010) 7.46
Sources of variation and bias in studies of diagnostic accuracy: a systematic review. Ann Intern Med (2004) 6.87
Polyp miss rate determined by tandem colonoscopy: a systematic review. Am J Gastroenterol (2006) 6.03
Participation and yield of colonoscopy versus non-cathartic CT colonography in population-based screening for colorectal cancer: a randomised controlled trial. Lancet Oncol (2011) 5.72
Early versus on-demand nasoenteric tube feeding in acute pancreatitis. N Engl J Med (2014) 5.42
Systematic reviews of diagnostic test accuracy. Ann Intern Med (2008) 4.84
Exploring sources of heterogeneity in systematic reviews of diagnostic tests. Stat Med (2002) 3.61
Rectal cancer: local staging and assessment of lymph node involvement with endoluminal US, CT, and MR imaging--a meta-analysis. Radiology (2004) 3.55
Endoscopic transgastric vs surgical necrosectomy for infected necrotizing pancreatitis: a randomized trial. JAMA (2012) 3.47
Recommendations for liver transplantation for hepatocellular carcinoma: an international consensus conference report. Lancet Oncol (2011) 3.36
Evidence of bias and variation in diagnostic accuracy studies. CMAJ (2006) 3.34
Comparison of on-demand vs planned relaparotomy strategy in patients with severe peritonitis: a randomized trial. JAMA (2007) 3.30
Randomized trial comparing same-day discharge with overnight hospital stay after percutaneous coronary intervention: results of the Elective PCI in Outpatient Study (EPOS). Circulation (2007) 2.90
Surfactant protein C mutations are the basis of a significant portion of adult familial pulmonary fibrosis in a dutch cohort. Am J Respir Crit Care Med (2010) 2.78
Inflammatory bowel disease diagnosed with US, MR, scintigraphy, and CT: meta-analysis of prospective studies. Radiology (2008) 2.54
Diagnostic test accuracy may vary with prevalence: implications for evidence-based diagnosis. J Clin Epidemiol (2008) 2.50
Efficacy and safety of the new WallFlex enteral stent in palliative treatment of malignant gastric outlet obstruction (DUOFLEX study): a prospective multicenter study. Gastrointest Endosc (2009) 2.23
A case-matched series of immediate total-body CT scanning versus the standard radiological work-up in trauma patients. World J Surg (2014) 2.22
Safety of endoscopic removal of self-expandable stents after treatment of benign esophageal diseases. Gastrointest Endosc (2013) 2.22
Low serum mannose-binding lectin level increases the risk of death due to pneumococcal infection. Clin Infect Dis (2008) 2.20
Prognostic value of coronary blood flow velocity and myocardial perfusion in intermediate coronary narrowings and multivessel disease. J Am Coll Cardiol (2002) 2.18
X-linked adrenoleukodystrophy in women: a cross-sectional cohort study. Brain (2014) 2.16
Methotrexate versus cyclosporine in moderate-to-severe chronic plaque psoriasis. N Engl J Med (2003) 2.12
The effects of dynamic isolated lumbar extensor training on lumbar multifidus functional cross-sectional area and functional status of patients with chronic nonspecific low back pain. Spine (Phila Pa 1976) (2012) 2.08
The diagnostic accuracy of US, CT, MRI and 1H-MRS for the evaluation of hepatic steatosis compared with liver biopsy: a meta-analysis. Eur Radiol (2010) 2.05
A conservative and minimally invasive approach to necrotizing pancreatitis improves outcome. Gastroenterology (2011) 2.04
Case-control and two-gate designs in diagnostic accuracy studies. Clin Chem (2005) 1.98
Computed tomographic findings characteristic for encapsulating peritoneal sclerosis: a case-control study. Perit Dial Int (2009) 1.96
Temporary closure of the open abdomen: a systematic review on delayed primary fascial closure in patients with an open abdomen. World J Surg (2009) 1.96
Assessing the value of diagnostic tests: a framework for designing and evaluating trials. BMJ (2012) 1.93
Effect of starting with hemodialysis compared with peritoneal dialysis in patients new on dialysis treatment: a randomized controlled trial. Kidney Int (2003) 1.87
Colorectal liver metastases: CT, MR imaging, and PET for diagnosis--meta-analysis. Radiology (2005) 1.84
Amphotericin B nasal lavages: not a solution for patients with chronic rhinosinusitis. J Allergy Clin Immunol (2006) 1.80
Timing of cholecystectomy after mild biliary pancreatitis: a systematic review. Ann Surg (2012) 1.80
Variables associated with positive findings at relaparotomy in patients with secondary peritonitis. Crit Care Med (2007) 1.80
Intestinal barrier dysfunction in a randomized trial of a specific probiotic composition in acute pancreatitis. Ann Surg (2009) 1.76
Acute pancreatitis and concomitant use of pancreatitis-associated drugs. Am J Gastroenterol (2011) 1.74
Imaging patients with acute abdominal pain. Radiology (2009) 1.72
Effectiveness of human menopausal gonadotropin versus recombinant follicle-stimulating hormone for controlled ovarian hyperstimulation in assisted reproductive cycles: a meta-analysis. Fertil Steril (2003) 1.71
Therapeutic delay and survival after surgery for cancer of the pancreatic head with or without preoperative biliary drainage. Ann Surg (2010) 1.70
Elimination of daily routine chest radiographs does not change on-demand radiography practice in post-cardiothoracic surgery patients. J Thorac Cardiovasc Surg (2007) 1.69
Acute appendicitis: meta-analysis of diagnostic performance of CT and graded compression US related to prevalence of disease. Radiology (2008) 1.65
Pulsed high-dose dexamethasone versus standard prednisolone treatment for chronic inflammatory demyelinating polyradiculoneuropathy (PREDICT study): a double-blind, randomised, controlled trial. Lancet Neurol (2010) 1.63
Additional value of contrast enhanced intraoperative ultrasound for colorectal liver metastases. Eur J Radiol (2007) 1.60
Comparing the diagnostic yields of technologists and radiologists in an invitational colorectal cancer screening program performed with CT colonography. Radiology (2012) 1.60
Differences between univariate and bivariate models for summarizing diagnostic accuracy may not be large. J Clin Epidemiol (2009) 1.58
Ultrasonography, computed tomography and magnetic resonance imaging for diagnosis and determining resectability of pancreatic adenocarcinoma: a meta-analysis. J Comput Assist Tomogr (2005) 1.56
Esophageal cancer: CT, endoscopic US, and FDG PET for assessment of response to neoadjuvant therapy--systematic review. Radiology (2005) 1.56
Publication and reporting of test accuracy studies registered in ClinicalTrials.gov. Clin Chem (2013) 1.55
Computed tomographic colonography compared with colonoscopy in patients at increased risk for colorectal cancer. Gastroenterology (2004) 1.55
Ursodeoxycholic acid exerts no beneficial effect in patients with symptomatic gallstones awaiting cholecystectomy. Hepatology (2006) 1.54
Describing computed tomography findings in acute necrotizing pancreatitis with the Atlanta classification: an interobserver agreement study. Pancreas (2006) 1.54
Outcomes Associated With the Nationwide Introduction of Rapid Response Systems in The Netherlands. Crit Care Med (2015) 1.53
Cardiovascular consequences of famine in the young. Eur Heart J (2011) 1.53
The innate immune response to secondary peritonitis. Shock (2007) 1.52
A systematic review finds that diagnostic reviews fail to incorporate quality despite available tools. J Clin Epidemiol (2005) 1.51
Population pharmacokinetics and pharmacodynamics of propofol in morbidly obese patients. Clin Pharmacokinet (2011) 1.51
Prediction models in reproductive medicine: a critical appraisal. Hum Reprod Update (2009) 1.50
Randomized controlled trial of aerosolized prostacyclin therapy in children with acute lung injury. Crit Care Med (2004) 1.49
Variable mannose-binding lectin expression during postoperative acute-phase response. Surg Infect (Larchmt) (2006) 1.49
How to adjust for comorbidity in survival studies in ESRD patients: a comparison of different indices. Am J Kidney Dis (2002) 1.49
Prospective assessment of interobserver agreement for defecography in fecal incontinence. AJR Am J Roentgenol (2005) 1.48
Comparison of imiquimod, topical fluorouracil, and electrocautery for the treatment of anal intraepithelial neoplasia in HIV-positive men who have sex with men: an open-label, randomised controlled trial. Lancet Oncol (2013) 1.47
A hypothesis: important role for gut microbiota in the etiopathogenesis of diverticular disease. Dis Colon Rectum (2014) 1.47
Functional defecation disorders in children with lower urinary tract symptoms. J Urol (2012) 1.46
The fetal origins of hypertension: a systematic review and meta-analysis of the evidence from animal experiments of maternal undernutrition. J Hypertens (2012) 1.46
Assessment of hepatic steatosis in patients undergoing liver resection: comparison of US, CT, T1-weighted dual-echo MR imaging, and point-resolved 1H MR spectroscopy. Radiology (2010) 1.44
CT colonography and colonoscopy: assessment of patient preference in a 5-week follow-up study. Radiology (2004) 1.42
Imaging of fistula in ano. Radiology (2006) 1.42
Semen analysis and prediction of natural conception. Hum Reprod (2014) 1.41