2010
Serosurveillance study on transmission of H5N1 virus during a 2006 avian influenza epidemic
CEYHAN M, YILDIRIM I, FERRARIS O, BOUSCAMBERT-DUCHAMP M, FROBERT E, UYAR N, TEZER H, ONER AF, BUZGAN T, TORUNOGLU MA, OZKAN B, YILMAZ R, KURTOGLU MG, LALELI Y, BADUR S, LINA B. Serosurveillance study on transmission of H5N1 virus during a 2006 avian influenza epidemic. Epidemiology And Infection 2010, 138: 1274-1280. PMID: 20092669, DOI: 10.1017/s095026880999166x.Peer-Reviewed Original ResearchConceptsSerum samplesSubclinical infectionAvian influenza patientsSingle serum sampleAvian influenzaEnzyme-linked immunoassayPoultry cullersInfluenza patientsMicroneutralization assaysNasopharyngeal swabsPolymerase chain reactionSerosurveillance studiesH5N1 infectionHealthcare workersHaemagglutination inhibitionInfluenza epidemicsHuman infectionsSerological surveyFamily contactsHuman casesH5N1 virusInfectionDiseased poultryInfected chickensChain reactionPneumococcal serotypes causing pediatric meningitis in Turkey: application of a new technology in the investigation of cases negative by conventional culture
Ceyhan M, Yildirim I, Sheppard C, George R. Pneumococcal serotypes causing pediatric meningitis in Turkey: application of a new technology in the investigation of cases negative by conventional culture. European Journal Of Clinical Microbiology & Infectious Diseases 2010, 29: 289-293. PMID: 20087750, DOI: 10.1007/s10096-009-0853-y.Peer-Reviewed Original ResearchConceptsInvasive pneumococcal diseasePolymerase chain reactionPneumococcal diseasePneumococcal serotypesCSF samplesAntigen detectionSurveillance of serotypesPneumococcal conjugate vaccinePrior antibiotic useSerotypes/groupsCerebrospinal fluid samplesYears of agePediatric meningitisBacterial meningitisVaccine impactConjugate vaccineActive surveillanceAntibiotic useCommon serotypesQuellung reactionStreptococcus pneumoniaeAge groupsInvestigation of casesSerotype 5Ply gene
2009
Multicenter Prospective Study on the Burden of Rotavirus Gastroenteritis in Turkey, 2005–2006: A Hospital-Based Study
Ceyhan M, Alhan E, Salman N, Kurugol Z, Yildirim I, Celik U, Keser M, Koturoglu G, Tezer H, Bulbul EK, Karabocuoglu M, Halicioglu O, Anis S, Pawinski R. Multicenter Prospective Study on the Burden of Rotavirus Gastroenteritis in Turkey, 2005–2006: A Hospital-Based Study. The Journal Of Infectious Diseases 2009, 200: s234-s238. PMID: 19817603, DOI: 10.1086/605056.Peer-Reviewed Original ResearchConceptsRotavirus gastroenteritisWorld Health Organization's generic protocolRotavirus-positive childrenPrevalence of rotavirusMulticenter prospective studyRotavirus vaccineProspective surveillanceProspective studyDisease burdenMortality rateGastroenteritisPrevalent strainsRotavirusIndividual centersChildrenBurdenMain causeHospitalizationHospitalInfantsVaccineYearsPrevalenceInappropriate antimicrobial use in Turkish pediatric hospitals: A multicenter point prevalence survey
Ceyhan M, Yildirim I, Ecevit C, Aydogan A, Ornek A, Salman N, Somer A, Hatipoğlu N, Camcioglu Y, Alhan E, Celik U, Hacimustafaoglu M, Celebi S, Inan D, Kurt N, Oner A, Gulumser O, Gunes A, Coskun Y. Inappropriate antimicrobial use in Turkish pediatric hospitals: A multicenter point prevalence survey. International Journal Of Infectious Diseases 2009, 14: e55-e61. PMID: 19487149, DOI: 10.1016/j.ijid.2009.03.013.Peer-Reviewed Original ResearchConceptsInfectious disease physiciansPoint prevalence surveyAntimicrobial useSurgery wardPediatric hospitalPrevalence surveyInappropriate useCross-sectional point prevalence surveyMulticenter point-prevalence surveyAntimicrobial prescription ratesAppropriateness of prescriptionsRespiratory tract infectionsMore antimicrobial drugsPediatric intensive careAntimicrobial drugsAppropriate antimicrobial useDifferent children's hospitalsTypes of antimicrobialsRational antimicrobial usePrescribing patternsDisease physiciansTract infectionsCommon indicationPrescription ratesRespiratory infections
2008
What's eating you? Cutaneous myiasis (Wohlfahrtia magnifica).
Yildirim I, Ceyhan M, Cengiz AB, Saki CE, Ozer E, Beken S, Cilsal E. What's eating you? Cutaneous myiasis (Wohlfahrtia magnifica). Cutis 2008, 82: 396-8. PMID: 19181028.Peer-Reviewed Original ResearchDifferences in hepatitis A seroprevalence among geographical regions in Turkey: a need for regional vaccination recommendations
Ceyhan M, Yildirim I, Kurt N, Uysal G, Dikici B, Ecevit C, Aydogan A, Koc A, Yasa O, Köseoğlu M, Onal K, Hacimustafaoglu M, Celebi S. Differences in hepatitis A seroprevalence among geographical regions in Turkey: a need for regional vaccination recommendations. Journal Of Viral Hepatitis 2008, 15: 69-72. PMID: 18837839, DOI: 10.1111/j.1365-2893.2008.01034.x.Peer-Reviewed Original ResearchConceptsRecommendation of vaccinationAnti-HAV antibodiesVaccine-preventable infectionsImmunoglobulin G antibodiesYears of ageLow endemicity regionsEnzyme-linked immunosorbentWorld Health OrganizationUniversal hepatitisIntermediate endemicityVaccination recommendationsHepatitis AOverall prevalenceVaccination policyMedical CenterMass vaccinationImmunization policyAge groupsVaccinationHealth OrganizationSocioeconomic differencesHepatitisEndemicityHygiene conditionsAgeA Chryseobacterium meningosepticum outbreak observed in 3 clusters involving both neonatal and non-neonatal pediatric patients
Ceyhan M, Yıldırım I, Tekelı A, Yurdakok M, Us E, Altun B, Kutluk T, Cengiz AB, Gurbuz V, Barın C, Bagdat A, Cetınkaya D, Gur D, Tuncel O. A Chryseobacterium meningosepticum outbreak observed in 3 clusters involving both neonatal and non-neonatal pediatric patients. American Journal Of Infection Control 2008, 36: 453-457. PMID: 18675153, DOI: 10.1016/j.ajic.2007.09.008.Peer-Reviewed Original ResearchMeSH KeywordsAnti-Bacterial AgentsChryseobacteriumCluster AnalysisCross InfectionDisease OutbreaksDNA FingerprintingDNA, BacterialEnvironmental MicrobiologyFemaleFlavobacteriaceae InfectionsGenotypeHandHealth PersonnelHospital UnitsHumansInfantInfant, NewbornMaleMicrobial Sensitivity TestsRandom Amplified Polymorphic DNA TechniqueTurkeyConceptsNon-neonatal pediatric patientsHealth care workers' handsNeonatal intensive care unitTertiary health centerEnterobacterial repetitive intergenic consensus sequence polymerase chain reactionIntensive care unitInfection control measuresMeningosepticum infectionOlder patientsPediatric patientsPremature infantsCare unitPediatric wardPolymerase chain reactionHand culturesHealth centersIndex patientsNosocomial infectionsAmbu bagPatientsEtiologic agentAntimicrobial treatmentPowdered infant formulaOutbreak investigationInfant formulaA Prospective Study of Etiology of Childhood Acute Bacterial Meningitis, Turkey - Volume 14, Number 7—July 2008 - Emerging Infectious Diseases journal - CDC
Ceyhan M, Yildirim I, Balmer P, Borrow R, Dikici B, Turgut M, Kurt N, Aydogan A, Ecevit C, Anlar Y, Gulumser O, Tanir G, Salman N, Gurler N, Hatipoglu N, Hacimustafaoglu M, Celebi S, Coskun Y, Alhan E, Celik U, Camcioglu Y, Secmeer G, Gur D, Gray S. A Prospective Study of Etiology of Childhood Acute Bacterial Meningitis, Turkey - Volume 14, Number 7—July 2008 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2008, 14: 1089-1096. PMID: 18598630, PMCID: PMC2600347, DOI: 10.3201/eid1407.070938.Peer-Reviewed Original ResearchConceptsAcute bacterial meningitisBacterial meningitisSerogroup WCSF samplesChildhood acute bacterial meningitisHaemophilus influenzae type bInfectious Diseases journal - CDCEtiology of meningitisInfluenzae type bCerebrospinal fluid samplesPCR-positive samplesProspective studyBacterial etiologyMeningococcal diseaseVaccination policyCost of diseaseMeningitisS. pneumoniaeStreptococcus pneumoniaeClinical diagnosisEtiologyN. meningitidisNeisseria meningitidisDiseaseType B
2007
First Detection of VIM-1 Type Metallo-β-Lactamase in a Multidrug-Resistant Klebsiella pneumoniae Clinical Isolate from Turkey also Producing the CTX-M-15 Extended-Spectrum β-Lactamase
Yildirim I, Ceyhan M, Gur D, Mugnaioli C, Rossolini G. First Detection of VIM-1 Type Metallo-β-Lactamase in a Multidrug-Resistant Klebsiella pneumoniae Clinical Isolate from Turkey also Producing the CTX-M-15 Extended-Spectrum β-Lactamase. Journal Of Chemotherapy 2007, 19: 467-468. PMID: 17855196, DOI: 10.1179/joc.2007.19.4.467.Peer-Reviewed Original ResearchAge-specific seroprevalence of serogroup C meningococcal serum bactericidal antibody activity and serogroup A, C, W135 and Y-specific IgG concentrations in the Turkish population during 2005
Ceyhan M, Yildirim I, Balmer P, Riley C, Laher G, Andrews N, Borrow R, Kurt N, Turgut M, Aydogan A, Ecevit C, Uysal G, Schultze V. Age-specific seroprevalence of serogroup C meningococcal serum bactericidal antibody activity and serogroup A, C, W135 and Y-specific IgG concentrations in the Turkish population during 2005. Vaccine 2007, 25: 7233-7237. PMID: 17707957, DOI: 10.1016/j.vaccine.2007.07.019.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAgedAged, 80 and overAntibodies, BacterialChildChild, PreschoolFemaleHumansImmunoglobulin GInfantInfant, NewbornMaleMeningococcal InfectionsMicrobial ViabilityMiddle AgedNeisseria meningitidis, Serogroup ANeisseria meningitidis, Serogroup CNeisseria meningitidis, Serogroup W-135Neisseria meningitidis, Serogroup YSeroepidemiologic StudiesTurkeyConceptsSerum bactericidal antibodySerogroups ASerogroup CIgG concentrationsMeningococcal serogroup C diseaseSerum bactericidal antibody activityTurkish populationMeningococcal serogroup CMeningococcal vaccination programsSerogroup C diseaseAge-specific seroprevalenceSpecific IgG concentrationsRates of susceptibilityBactericidal antibody activityBaseline seroprevalenceSBA titersAntibody levelsProtective antibodiesIgG antibodiesVaccination programBactericidal antibodiesHealth centersC diseaseStudy populationC meningococci