2014
Intensified 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
2013
Chest Radiograph Findings and Time to Culture Conversion in Patients with Multidrug-Resistant Tuberculosis and HIV in Tugela Ferry, South Africa
Brust JC, Berman AR, Zalta B, Haramati LB, Ning Y, Heo M, van der Merwe TL, Bamber S, Moll AP, Friedland GH, Shah NS, Gandhi NR. Chest Radiograph Findings and Time to Culture Conversion in Patients with Multidrug-Resistant Tuberculosis and HIV in Tugela Ferry, South Africa. PLOS ONE 2013, 8: e73975. PMID: 24040132, PMCID: PMC3765317, DOI: 10.1371/journal.pone.0073975.Peer-Reviewed Original ResearchConceptsMultidrug-resistant tuberculosisBaseline chest radiographSputum smear statusCulture conversionMajority of patientsCD4 countHilar lymphadenopathySmear statusPleural effusionSputum smearChest radiographsAntiretroviral therapy eraCulture conversion rateMedian CD4 countPercent of patientsChest radiograph findingsEnd of treatmentTherapy eraAdvanced immunodeficiencyCavitary diseaseRadiograph findingsHIV statusRadiographic featuresIndependent associationTreatment outcomes
2011
Rapid Diagnosis of Tuberculosis and Multidrug Resistance by the Microscopic-Observation Drug-Susceptibility Assay
Shah NS, Moodley P, Babaria P, Moodley S, Ramtahal M, Richardson J, Heysell S, Li X, Moll A, Friedland G, Sturm AW, Gandhi NR. Rapid Diagnosis of Tuberculosis and Multidrug Resistance by the Microscopic-Observation Drug-Susceptibility Assay. American Journal Of Respiratory And Critical Care Medicine 2011, 183: 1427-1433. PMID: 21297071, DOI: 10.1164/rccm.201009-1449oc.Peer-Reviewed Original ResearchConceptsDrug susceptibility testingMDR-TB diagnosisMDR-TBHIV statusMultidrug-resistant (MDR) TBProportion methodRapid diagnosisProspective diagnostic accuracy studyAdult TB suspectsMicroscopic-Observation DrugReference standard cultureMedian CD4 countPatient's HIV statusHIV prevalence settingsIndirect proportion methodMycobacterial growth indicator tube (MGIT) cultureMedian turnaround timeResource-limited settingsReference standardDiagnostic accuracy studiesCD4 countMycobacterium tuberculosis detectionConsecutive adultsTB suspectsHIV prevalenceCulture Conversion Among HIV Co-Infected Multidrug-Resistant Tuberculosis Patients in Tugela Ferry, South Africa
Brust JC, Lygizos M, Chaiyachati K, Scott M, van der Merwe TL, Moll AP, Li X, Loveday M, Bamber SA, Lalloo UG, Friedland GH, Shah NS, Gandhi NR. Culture Conversion Among HIV Co-Infected Multidrug-Resistant Tuberculosis Patients in Tugela Ferry, South Africa. PLOS ONE 2011, 6: e15841. PMID: 21253585, PMCID: PMC3017058, DOI: 10.1371/journal.pone.0015841.Peer-Reviewed Original ResearchConceptsMDR-TB patientsCulture conversion rateMDR-TB treatmentMonths of therapyAntiretroviral therapyHIV-coCulture conversionHIV co-infected patientsMultidrug-resistant tuberculosis patientsTiming of ARTMDR-TB therapyCo-infected patientsHIV-negative patientsSecond-line regimenSimilar cure ratesDays of initiationResource-limited settingsHIV prevalentART medicationsCD4 countMDR-TBTuberculosis patientsSputum cultureSuch patientsHIV status
2010
Blood cultures for the diagnosis of multidrug-resistant and extensively drug-resistant tuberculosis among HIV-infected patients from rural South Africa: a cross-sectional study
Heysell SK, Thomas TA, Gandhi NR, Moll AP, Eksteen FJ, Coovadia Y, Roux L, Babaria P, Lalloo U, Friedland G, Shah S. Blood cultures for the diagnosis of multidrug-resistant and extensively drug-resistant tuberculosis among HIV-infected patients from rural South Africa: a cross-sectional study. BMC Infectious Diseases 2010, 10: 344. PMID: 21134279, PMCID: PMC3016377, DOI: 10.1186/1471-2334-10-344.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAIDS-Related Opportunistic InfectionsChildChild, PreschoolCross-Sectional StudiesExtensively Drug-Resistant TuberculosisFemaleHIV InfectionsHumansInfantInfant, NewbornMaleMiddle AgedMycobacterium tuberculosisRetrospective StudiesRisk FactorsRural PopulationSouth AfricaSputumYoung AdultConceptsDrug-resistant TBMycobacterial blood culturesDrug-resistant tuberculosisBlood culturesXDR-TBRural South AfricaMDR-TBM. tuberculosisMycobacterium tuberculosis bacteremiaCross-sectional studyPositive blood culturesDiagnosis of MDRCross-sectional analysisAntiretroviral therapySecondary outcomesSputum cultureTB suspectsRisk factorsPatientsHIVTuberculosisDiagnosisTBSimilar settingsBacteremiaExtensively drug-resistant tuberculosis in children with human immunodeficiency virus in rural South Africa.
Thomas TA, Shenoi SV, Heysell SK, Eksteen FJ, Sunkari VB, Gandhi NR, Friedland G, Shah NS. Extensively drug-resistant tuberculosis in children with human immunodeficiency virus in rural South Africa. The International Journal Of Tuberculosis And Lung Disease 2010, 14: 1244-51. PMID: 20843414, PMCID: PMC3030274.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusXDR-TB diagnosisXDR-TBDrug-resistant tuberculosisPediatric wardImmunodeficiency virusRural South AfricaXDR-TB patientsXDR-TB treatmentActive antiretroviral therapySputum culture conversionNeuropsychiatric side effectsHospital pediatric wardInfection control policiesCulture conversionAntiretroviral therapyRadiographic improvementNosocomial transmissionOverlapping toxicitiesMicrobiologic dataHIV treatmentMedical recordsMicrobiologic diagnosisHIV therapyPrevious history
2006
Extensively drug-resistant tuberculosis as a cause of death in patients co-infected with tuberculosis and HIV in a rural area of South Africa
Gandhi NR, Moll A, Sturm AW, Pawinski R, Govender T, Lalloo U, Zeller K, Andrews J, Friedland G. Extensively drug-resistant tuberculosis as a cause of death in patients co-infected with tuberculosis and HIV in a rural area of South Africa. The Lancet 2006, 368: 1575-1580. PMID: 17084757, DOI: 10.1016/s0140-6736(06)69573-1.Peer-Reviewed Original ResearchConceptsDrug-resistant tuberculosisCo-infected patientsXDR tuberculosisMDR tuberculosisHIV co-infected patientsCulture-confirmed tuberculosisRecent hospital admissionTime of diagnosisSecond-line drugsDrug susceptibility testingCause of deathDate of deathHigh mortality rateAntiretroviral therapyMedian survivalHospital admissionSputum cultureHIV-1PatientsMortality rateHigh mortalityUrgent interventionTreatment programTuberculosisSusceptibility testing