2020
ABC score: a new risk score that accurately predicts mortality in acute upper and lower gastrointestinal bleeding: an international multicentre study
Laursen SB, Oakland K, Laine L, Bieber V, Marmo R, Redondo-Cerezo E, Dalton HR, Ngu J, Schultz M, Soncini M, Gralnek I, Jairath V, Murray IA, Stanley AJ. ABC score: a new risk score that accurately predicts mortality in acute upper and lower gastrointestinal bleeding: an international multicentre study. Gut 2020, 70: 707-716. PMID: 32723845, DOI: 10.1136/gutjnl-2019-320002.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedComorbidityFemaleGastrointestinal HemorrhageHematologic TestsHumansMalePredictive Value of TestsProspective StudiesRisk AssessmentRisk FactorsSensitivity and SpecificityConceptsLower gastrointestinal bleedingABC scoreLower riskHigher ABC scoresGastrointestinal bleedingRisk scoreMortality rateHospital mortality rateInternational cohort studyManagement of patientsNew risk scoreInternational multicentre studyLower ABC scoreLGIB patientsUGIB patientsComorbidity scoreCohort studyMulticentre studyBlood testsValidation cohortDevelopment cohortLGIBUGIBHigh riskPatientsUse of Fecal Occult Blood Testing as a Diagnostic Tool for Clinical Indications: A Systematic Review and Meta-Analysis.
Lee MW, Pourmorady JS, Laine L. Use of Fecal Occult Blood Testing as a Diagnostic Tool for Clinical Indications: A Systematic Review and Meta-Analysis. The American Journal Of Gastroenterology 2020, 115: 662-670. PMID: 31972617, DOI: 10.14309/ajg.0000000000000495.Peer-Reviewed Original ResearchConceptsFecal occult blood testIron deficiency anemiaSensitivity of FOBTAcute diarrheaClinical indicationsSystematic reviewFecal occult blood testingDiagnostic testsSpecific gastrointestinal symptomsOccult blood testingPrimary end pointOccult blood testColorectal cancer screeningPositive stool cultureRisk of biasQUADAS-2 toolGastrointestinal symptomsAdult patientsEndoscopic evaluationUlcerative colitisEndoscopic activityBlood testsIdentifiable causeStool culturesBlood testing
2018
Image-enhanced endoscopy is specific for the diagnosis of non-erosive gastroesophageal reflux disease
Parikh ND, Viana AV, Shah S, Laine L. Image-enhanced endoscopy is specific for the diagnosis of non-erosive gastroesophageal reflux disease. Scandinavian Journal Of Gastroenterology 2018, 53: 260-264. PMID: 29368532, PMCID: PMC6080852, DOI: 10.1080/00365521.2018.1430847.Peer-Reviewed Original ResearchConceptsNon-erosive gastroesophageal reflux diseaseGastroesophageal reflux diseaseImage-enhanced endoscopyNarrow-band imagingReflux diseaseEndoscopic findingsSquamocolumnar junctionUpper endoscopyPatient acceptanceEndoscopyBand imagingI-scanVascularityAdditional studiesPit patternHeartburnPatientsDiseaseDiagnosisImpedance monitoringRRSpecificityFindingsControlCases
2017
Comparison of risk scoring systems for patients presenting with upper gastrointestinal bleeding: international multicentre prospective study
Stanley AJ, Laine L, Dalton HR, Ngu JH, Schultz M, Abazi R, Zakko L, Thornton S, Wilkinson K, Khor CJ, Murray IA, Laursen SB. Comparison of risk scoring systems for patients presenting with upper gastrointestinal bleeding: international multicentre prospective study. The BMJ 2017, 356: i6432. PMID: 28053181, PMCID: PMC5217768, DOI: 10.1136/bmj.i6432.Peer-Reviewed Original ResearchConceptsUpper gastrointestinal bleedingRockall scoreGastrointestinal bleedingInternational multicentre prospective studyAdmission Rockall scoreFull Rockall scoreGlasgow-Blatchford scoreHigh-risk patientsMulticentre prospective studyAssessment of patientsPNED scoreHospital stayBlatchford scoreDay mortalityConsecutive patientsRisk patientsComposite endpointEndoscopic treatmentProspective studyClinical endpointsClinical utilityLower riskPatientsLarge hospitalsBleeding
2014
Variation in polyp size estimation among endoscopists and impact on surveillance intervals
Chaptini L, Chaaya A, Depalma F, Hunter K, Peikin S, Laine L. Variation in polyp size estimation among endoscopists and impact on surveillance intervals. Gastrointestinal Endoscopy 2014, 80: 652-659. PMID: 24679658, DOI: 10.1016/j.gie.2014.01.053.Peer-Reviewed Original Research
2005
The effect of GI bleeding on Helicobacter pylori diagnostic testing: a prospective study at the time of bleeding and 1 month later
Laine LA, Nathwani RA, Naritoku W. The effect of GI bleeding on Helicobacter pylori diagnostic testing: a prospective study at the time of bleeding and 1 month later. Gastrointestinal Endoscopy 2005, 62: 853-859. PMID: 16301025, DOI: 10.1016/j.gie.2005.09.019.Peer-Reviewed Original ResearchConceptsH pylori densityAcute GI bleedingInflammatory cell infiltrationH pyloriGI bleedingHistologic examinationCohort studyCell infiltrationDiagnostic testingBlinded histologic examinationH pylori testingAcute variceal bleedingProspective cohort studyUrban county hospitalProton pump inhibitorsTime of bleedingRapid urease testingVariceal bleedingCase seriesEndoscopic biopsyProspective studyPump inhibitorsBiopsy specimensUrease testingCounty Hospital
2001
Therapy for Helicobacter pylori in patients with nonulcer dyspepsia. A meta-analysis of randomized, controlled trials.
Laine L, Schoenfeld P, Fennerty M. Therapy for Helicobacter pylori in patients with nonulcer dyspepsia. A meta-analysis of randomized, controlled trials. Annals Of Internal Medicine 2001, 134: 361-9. PMID: 11242496, DOI: 10.7326/0003-4819-134-5-200103060-00008.Peer-Reviewed Original ResearchConceptsH. pylori eradication therapyNonulcer dyspepsiaPylori eradication therapyEradication therapyControl therapyOdds ratioH. pyloriHelicobacter pyloriDefinition of dyspepsiaDuplicate data extractionEnd of therapyH. pylori infectionAnalysis of trialsPylori infectionCombination therapyMethodologic qualityTreatment successDyspepsiaPersistent infectionReference listsTherapyPatientsStudy designPrimary investigatorPylori
2000
Endoscopic biopsy requirements for post-treatment diagnosis of Helicobacter pylori
Laine L, Sugg J, Suchower L, Neil G. Endoscopic biopsy requirements for post-treatment diagnosis of Helicobacter pylori. Gastrointestinal Endoscopy 2000, 51: 664-669. PMID: 10840297, DOI: 10.1067/mge.2000.105776.Peer-Reviewed Original ResearchConceptsTriple therapyH pylori infectionBody biopsyAntral biopsiesHistologic examinationPylori infectionBiopsy testsDiagnostic yieldProton pump inhibitor-based triple therapyMulticenter double-blind trialInhibitor-based triple therapyDouble-blind trialPost-treatment sensitivityTriple therapy groupDual antibiotic therapyH pylori statusRapid urease testEndoscopic biopsy testsPost-treatment diagnosisHelicobacter pylori diagnosisPretreatment sensitivityEradication therapyUntreated patientsAntibiotic therapyDual therapy
1999
Helicobacter pylori: drowning in a pool of blood?
Laine L, Cohen H. Helicobacter pylori: drowning in a pool of blood? Gastrointestinal Endoscopy 1999, 49: 398-402. PMID: 10049431, DOI: 10.1016/s0016-5107(99)70024-6.Commentaries, Editorials and Letters
1998
Evaluation of the FlexSure HP whole blood antibody test for diagnosis of Helicobacter pylori infection
Sadowski D, Cohen H, Laine L, Greenberg P, Goldstein J, Mihalov M, Cutler A. Evaluation of the FlexSure HP whole blood antibody test for diagnosis of Helicobacter pylori infection. The American Journal Of Gastroenterology 1998, 93: ajg1998490. PMID: 9820383, DOI: 10.1111/j.1572-0241.1998.00604.x.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, BacterialEnzyme-Linked Immunosorbent AssayFemaleGastroscopyHelicobacter InfectionsHelicobacter pyloriHumansMaleMiddle AgedSensitivity and SpecificityConceptsHelicobacter pylori infectionRapid urease testPylori infectionWhole blood testH. pyloriWhole bloodBlood testsUrease testPositive rapid urease testBlood antibody testH. pylori infectionProton pump inhibitorsH. pylori diagnosisDetection of antibodiesUpper endoscopyStudy enrollmentPump inhibitorsGastric biopsiesIgG antibodiesSerum testAntibody testOffice testsAntral tissueBacterial infectionsPatientsAccuracy of CLOtest after Helicobacter pylori therapy
Laine L, Suchower L, Johnson E, Ronca P, Neil G. Accuracy of CLOtest after Helicobacter pylori therapy. Gastrointestinal Endoscopy 1998, 47: 250-253. PMID: 9540877, DOI: 10.1016/s0016-5107(98)70321-9.Peer-Reviewed Original ResearchConceptsHelicobacter pylori therapyPylori therapyOmeprazole/amoxicillinCompletion of therapyDouble-blind trialRapid urease testingMore effective therapiesEndoscopic biopsy testsOmeprazole therapyAdditional therapyMost patientsDual therapyUnsuccessful treatmentUrease testingEffective therapyPositive testPatientsH. pyloriTherapyCLOtestBiopsy testsDecreased numberWeeksNegative resultsAmoxicillin
1997
Prospective comparison of H&E, Giemsa, and Genta stains for the diagnosis of Helicobacter pylori
Laine L, Lewin D, Naritoku W, Cohen H. Prospective comparison of H&E, Giemsa, and Genta stains for the diagnosis of Helicobacter pylori. Gastrointestinal Endoscopy 1997, 45: 463-467. PMID: 9199901, DOI: 10.1016/s0016-5107(97)70174-3.Peer-Reviewed Original Research
1996
Prospective comparison of commercially available rapid urease tests for the diagnosis of Helicobacter pylori
Laine L, Lewin D, Naritoku W, Estrada R, Cohen H. Prospective comparison of commercially available rapid urease tests for the diagnosis of Helicobacter pylori. Gastrointestinal Endoscopy 1996, 44: 523-526. PMID: 8934155, DOI: 10.1016/s0016-5107(96)70002-0.Peer-Reviewed Original ResearchThe influence of warming on rapid urease test results: a prospective evaluation
Laine L, Estrada R, Lewin D, Cohen H. The influence of warming on rapid urease test results: a prospective evaluation. Gastrointestinal Endoscopy 1996, 44: 429-432. PMID: 8905363, DOI: 10.1016/s0016-5107(96)70094-9.Peer-Reviewed Original ResearchMeSH KeywordsBiopsyCulture MediaGastric MucosaGastroscopyHelicobacter InfectionsHelicobacter pyloriHot TemperatureHumansMiddle AgedProspective StudiesReference ValuesSensitivity and SpecificityUreaseThe influence of size or number of biopsies on rapid urease test results: a prospective evaluation
Laine L, Chun D, Stein C, El-Beblawi I, Sharma V, Chandrasoma P. The influence of size or number of biopsies on rapid urease test results: a prospective evaluation. Gastrointestinal Endoscopy 1996, 43: 49-53. PMID: 8903818, DOI: 10.1016/s0016-5107(96)70260-2.Peer-Reviewed Original ResearchConceptsRegular biopsiesPositive testJumbo biopsyForceps biopsyAmount of tissueRapid urease test resultsHelicobacter pylori infectionNumber of biopsiesRapid urease testingUrease test resultsValuable diagnostic toolEndoscopic biopsyProspective evaluationPylori infectionUrease testingDiagnostic yieldHistologic examinationUrease testBiopsyRapid ureasePatientsFalse negative rateDiagnostic testsInterobserver agreementMean time
1995
Interobserver agreement and predictive value of endoscopic findings for H. pylori and gastritis in normal volunteers
Laine L, Cohen H, Sloane R, Marin-Sorensen M, Weinstein W. Interobserver agreement and predictive value of endoscopic findings for H. pylori and gastritis in normal volunteers. Gastrointestinal Endoscopy 1995, 42: 420-423. PMID: 8566631, DOI: 10.1016/s0016-5107(95)70043-9.Peer-Reviewed Original ResearchConceptsAntral nodularityPositive predictive valueH. pyloriPredictive valueArea gastricaeEndoscopic findingsEndoscopic featuresInterobserver agreementDiagnostic valueH. pylori gastritisSpecific endoscopic featuresGastric bodyHistologic gastritisPylori gastritisBiopsy specimensHealthy subjectsGastritisNormal volunteersHelicobacter pyloriFull endoscopyPyloriNodularityReproducible findingsErythema
1991
The causes of esophageal symptoms in human immunodeficiency virus infection. A prospective study of 110 patients.
Bonacini M, Young T, Laine L. The causes of esophageal symptoms in human immunodeficiency virus infection. A prospective study of 110 patients. JAMA Internal Medicine 1991, 151: 1567-72. PMID: 1651690, DOI: 10.1001/archinte.151.8.1567.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virus (HIV) infectionImmunodeficiency virus infectionBlind brushingHerpes simplex virusViral cultureHistologic examinationVirus infectionCandida esophagitisEsophageal symptomsSimplex virusViral infectionProspective clinical case studyUrban county hospitalPositive predictive valueDiagnosis of esophagitisEsophageal infectionsInfectious esophagitisViral esophagitisConsecutive patientsOral thrushOrogastric tubeEsophageal biopsiesProspective studyVirologic testingBiopsy specimens