2014
Minimal Diversity of Drug-Resistant Mycobacterium tuberculosis Strains, South Africa - Volume 20, Number 3—March 2014 - Emerging Infectious Diseases journal - CDC
Gandhi NR, Brust JC, Moodley P, Weissman D, Heo M, Ning Y, Moll AP, Friedland GH, Sturm AW, Shah NS. Minimal Diversity of Drug-Resistant Mycobacterium tuberculosis Strains, South Africa - Volume 20, Number 3—March 2014 - Emerging Infectious Diseases journal - CDC. Emerging Infectious Diseases 2014, 20: 394-401. PMID: 24565645, PMCID: PMC3944869, DOI: 10.3201/eid2003.131083.Peer-Reviewed Original ResearchConceptsXDR-TB casesMDR-TBXDR-TBTB casesDrug-resistant Mycobacterium tuberculosis strainsInfectious Diseases journal - CDCDrug-susceptible TBDrug-resistant tuberculosisNon-Beijing strainsDrug-susceptible isolatesMycobacterium tuberculosis strainsStrain typesStrain prevalenceRetrospective studyHigh incidenceBeijing strainsTuberculosis strainsSpoligotype patternsPredominant strainMultidrugStrongest predictorMortalityTBSurvivalHIVIntensified specimen collection to improve tuberculosis diagnosis in children from Rural South Africa, an observational study
Thomas TA, Heysell SK, Moodley P, Montreuil R, Ha X, Friedland G, Bamber SA, Moll AP, Gandhi N, Brant WE, Sturm W, Shah S. Intensified specimen collection to improve tuberculosis diagnosis in children from Rural South Africa, an observational study. BMC Infectious Diseases 2014, 14: 11. PMID: 24400822, PMCID: PMC3890632, DOI: 10.1186/1471-2334-14-11.Peer-Reviewed Original ResearchConceptsDrug susceptibility testingGastric aspiratesTB suspectsObservational studySpecimen collectionDrug-susceptible TBNew TB suspectsPediatric TB suspectsTB treatment historyXDR-TB casesMultiple specimen typesYears of ageSame-day methodTB settingsInduced sputumPersistent symptomsSputum inductionTB treatmentHIV statusNegative childrenTB diagnosisUrine cultureMean ageInpatient settingDiagnostic yield
2012
Survival from XDR-TB Is Associated with Modifiable Clinical Characteristics in Rural South Africa
Shenoi SV, Brooks RP, Barbour R, Altice FL, Zelterman D, Moll AP, Master I, van der Merwe TL, Friedland GH. Survival from XDR-TB Is Associated with Modifiable Clinical Characteristics in Rural South Africa. PLOS ONE 2012, 7: e31786. PMID: 22412840, PMCID: PMC3295798, DOI: 10.1371/journal.pone.0031786.Peer-Reviewed Original ResearchConceptsXDR-TB patientsDrug-resistant tuberculosisRetrospective case-control studyXDR-TB casesCommunity-based hospitalCase-control studyGlobal public healthHIV coinfectionMicrobiological correlatesModifiable factorsAvailable interventionsRural South AfricaControl studyPatientsTuberculosisPublic healthSurvivorsSurvivalDaysHospitalMortality
2011
Spread of Extensively Drug-Resistant Tuberculosis in KwaZulu-Natal Province, South Africa
Moodley P, Shah NS, Tayob N, Connolly C, Zetola N, Gandhi N, Friedland G, Sturm AW. Spread of Extensively Drug-Resistant Tuberculosis in KwaZulu-Natal Province, South Africa. PLOS ONE 2011, 6: e17513. PMID: 21655324, PMCID: PMC3104985, DOI: 10.1371/journal.pone.0017513.Peer-Reviewed Original ResearchConceptsMDR-TB casesDrug-resistant tuberculosisXDR-TB casesXDR-TBDrug susceptibility test resultsExtensively Drug-Resistant TuberculosisMDR tuberculosis casesMDR-TB patientsXDR-TB patientsCulture-confirmed casesProvincial referral hospitalCross-sectional studyKwaZulu-Natal ProvinceSource of infectionTB casesNumber of hospitalsReferral hospitalSputum cultureTuberculosis casesScotland hospitalsPatientsHealthcare districtsHospitalClinical diagnosisLaboratory database
2009
HIV Coinfection in Multidrug- and Extensively Drug-Resistant Tuberculosis Results in High Early Mortality
Gandhi NR, Shah NS, Andrews JR, Vella V, Moll AP, Scott M, Weissman D, Marra C, Lalloo UG, Friedland GH. HIV Coinfection in Multidrug- and Extensively Drug-Resistant Tuberculosis Results in High Early Mortality. American Journal Of Respiratory And Critical Care Medicine 2009, 181: 80-86. PMID: 19833824, DOI: 10.1164/rccm.200907-0989oc.Peer-Reviewed Original ResearchConceptsXDR-TB casesHIV coinfection rateXDR-TB patientsOne-year mortalityTB casesXDR-TBTB patientsMDR-TBSputum collectionDrug-resistant tuberculosis epidemicHigh HIV prevalence regionsDrug susceptibility test resultsYear of diagnosisRetrospective observational studyHigh early mortalityAvailable medical recordsMajority of deathsHIV coinfectionAntiretroviral therapyHIV statusEarly mortalityMedical recordsTuberculosis resultsEarly initiationObservational study