2023
Parental perspective on the risk of infertility and fertility preservation options for children and adolescents with sickle cell disease considering hematopoietic stem cell transplantation
Sinha C, Meacham L, Bakshi N, Ross D, Krishnamurti L. Parental perspective on the risk of infertility and fertility preservation options for children and adolescents with sickle cell disease considering hematopoietic stem cell transplantation. Pediatric Blood & Cancer 2023, 70: e30276. PMID: 37051746, PMCID: PMC10544372, DOI: 10.1002/pbc.30276.Peer-Reviewed Original ResearchConceptsHematopoietic stem cell transplantationRisk of infertilitySickle cell diseaseStem cell transplantationFertility preservationCell transplantationCell diseaseMajor long-term complicationPrimary caregiversIdentical related donorsDisease-free survivalFertility preservation optionsFertility preservation proceduresLong-term complicationsHuman leukocyte antigenConditioning regimenHost diseaseRelated donorsLeukocyte antigenPreservation optionsHCT physiciansSurvival rateAvailable HLAEleven participantsInfertility
2022
Multimodal phenotyping and correlates of pain following hematopoietic cell transplant in children with sickle cell disease
Bakshi N, Astles R, Chou E, Hurreh A, Sil S, Sinha C, Sanders K, Peddineni M, Gillespie S, Keesari R, Krishnamurti L. Multimodal phenotyping and correlates of pain following hematopoietic cell transplant in children with sickle cell disease. Pediatric Blood & Cancer 2022, 70: e30046-e30046. PMID: 36322607, PMCID: PMC9820671, DOI: 10.1002/pbc.30046.Peer-Reviewed Original ResearchConceptsHematopoietic cell transplantPatient-reported outcomesSickle cell diseaseYear post-HCTPost-HCTExperimental pain sensitivitySickle cell anemiaCell transplantPain thresholdPain sensitivityCell diseaseCorrelates of painPressure pain thresholdHealth-related qualityCold pain thresholdAssessment of painPsychological factorsUnderstanding of painEffect sizePain assessmentObservational studySevere genotypePainCell anemiaOptional substudiesEnrollment Lessons from a Biological Assignment Study of Marrow Transplantation versus Standard Care for Adolescents and Young Adults with Sickle Cell Disease: Considerations for Future Gene and Cellular Therapy Trials
Krishnamurti L, Neuberg D, Sullivan K, Smith S, Eapen M, Walters M. Enrollment Lessons from a Biological Assignment Study of Marrow Transplantation versus Standard Care for Adolescents and Young Adults with Sickle Cell Disease: Considerations for Future Gene and Cellular Therapy Trials. Transplantation And Cellular Therapy 2022, 29: 217-221. PMID: 36270432, PMCID: PMC10539686, DOI: 10.1016/j.jtct.2022.10.008.Peer-Reviewed Original ResearchConceptsBone marrow transplantationSickle cell diseaseMarrow transplantationNonmalignant diseasesCell diseaseAdult sickle cell diseaseMyeloablative bone marrow transplantationSingle-arm feasibility studyYoung adultsCellular therapy trialsMulticenter National InstituteRegimen-related toxicitySingle-arm studyFrequency of HLACoronavirus disease 2019 (COVID-19) pandemicAcademic medical centerDisease 2019 pandemicShort-term endpointsBMT centersBMT regimenCare armPain episodesPrimary endpointStandard careCurative therapyAssociated comorbidities, healthcare utilization & mortality in hospitalized patients with haemophilia in the United States: Contemporary nationally representative estimates
Day J, Takemoto C, Sharathkumar A, Makhani S, Gupta A, Bitner S, Josephson C, Bloch E, Tobian A, Krishnamurti L, Goel R. Associated comorbidities, healthcare utilization & mortality in hospitalized patients with haemophilia in the United States: Contemporary nationally representative estimates. Haemophilia 2022, 28: 532-541. PMID: 35412659, PMCID: PMC9540439, DOI: 10.1111/hae.14557.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SampleHealthcare utilizationPrevalence of comorbiditiesAge-related comorbiditiesCentral line infectionsInpatient discharge databaseOverall mortality rateCatheter-related infectionsHealthcare utilization patternsMedian hospital chargesICD-10 codesRepresentative estimatesCause admissionsCause hospitalizationAdult PWHAssociated comorbidityCommon comorbiditiesHospitalized patientsMedian ageContemporary cohortHospital burdenHospital chargesDischarge databaseInpatient SampleLine infections
2021
A pilot study of the acceptability, feasibility and safety of yoga for chronic pain in sickle cell disease
Bakshi N, Cooley A, Ross D, Hawkins L, Sullivan M, Astles R, Sinha C, Katoch D, Peddineni M, Gee B, Lane P, Krishnamurti L. A pilot study of the acceptability, feasibility and safety of yoga for chronic pain in sickle cell disease. Complementary Therapies In Medicine 2021, 59: 102722. PMID: 33892094, PMCID: PMC8284565, DOI: 10.1016/j.ctim.2021.102722.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnemia, Sickle CellChronic PainFeasibility StudiesFemaleHumansPilot ProjectsYogaConceptsProportion of participantsSafety of yogaChronic painSickle cell diseaseYoga sessionsYoga programED visitsMedian ageCell diseasePart ARetention of participantsFeasibility endpointsPain characteristicsPart BPain diaryAdolescent patientsYoga interventionClinical trialsPatient participantsSafety outcomesPainPilot studyMost participantsStudy assessmentYoga
2020
Mortality in sickle cell disease: A population‐based study in an aboriginal community in the Gudalur Valley, Nilgiris, Tamil Nadu, India
Sheshadri V, Shabeer P, Santhirapala V, Jayaram A, Krishnamurti L, Menon N. Mortality in sickle cell disease: A population‐based study in an aboriginal community in the Gudalur Valley, Nilgiris, Tamil Nadu, India. Pediatric Blood & Cancer 2020, 68: e28875. PMID: 33381914, DOI: 10.1002/pbc.28875.Peer-Reviewed Original ResearchConceptsSickle cell diseaseCause of deathCell diseaseMortality rateSeverity of SCDAge groupsAboriginal populationAcute chest syndromePopulation-based studyPercent of deathsCrude mortality rateCommunity-based comprehensive careCause of mortalityCases of deathPaucity of dataCommon monogenic disorderChest syndromeMedian ageHospital recordsSCD patientsAutopsy questionnaireAboriginal communitiesComprehensive careLongitudinal cohortRemote Aboriginal communitiesPrimary caregiver decision‐making in hematopoietic cell transplantation and gene therapy for sickle cell disease
Sinha C, Bakshi N, Ross D, Loewenstein G, Krishnamurti L. Primary caregiver decision‐making in hematopoietic cell transplantation and gene therapy for sickle cell disease. Pediatric Blood & Cancer 2020, 68: e28749-e28749. PMID: 33034129, PMCID: PMC8246626, DOI: 10.1002/pbc.28749.Peer-Reviewed Original ResearchConceptsHematopoietic cell transplantationSickle cell diseasePrimary caregiversSCD complicationsCell transplantationCell diseaseDiminished qualityAutologous hematopoietic progenitor cellsPrimary caregiver reportMajor medical decisionsGene therapyCurative optionSevere complicationsHematopoietic progenitor cellsClinical trialsAcceptable treatmentRecent complicationsComplicationsCaregiver reportsCaregiversProgenitor cellsNormal lifeTransplantationTherapyMedical decisionsPatient and family experience with chronic transfusion therapy for sickle cell disease: A qualitative study
Hawkins L, Sinha C, Ross D, Yee M, Quarmyne M, Krishnamurti L, Bakshi N. Patient and family experience with chronic transfusion therapy for sickle cell disease: A qualitative study. BMC Pediatrics 2020, 20: 172. PMID: 32305060, PMCID: PMC7165370, DOI: 10.1186/s12887-020-02078-w.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnemia, Sickle CellBlood TransfusionChelation TherapyChildHumansParentsQualitative ResearchConceptsChronic transfusion therapySickle cell diseaseTransfusion therapyCell diseaseHealthcare providersPrevention of complicationsFamily experiencesStroke preventionVenous accessPatient knowledgeChildren 12Future studiesPatient participantsChelation therapySignificant patientFamily burdenSubstantial burdenPatient experiencePatientsSemi-structured interview formatTherapyComplicationsResultsFour themesBurdenInformed decision-making process
2019
Comparative Effectiveness of a Web-Based Patient Decision Aid for Therapeutic Options for Sickle Cell Disease: Randomized Controlled Trial
Krishnamurti L, Ross D, Sinha C, Leong T, Bakshi N, Mittal N, Veludhandi D, Pham A, Taneja A, Gupta K, Nwanze J, Matthews A, Joshi S, Olivieri V, Arjunan S, Okonkwo I, Lukombo I, Lane P, Bakshi N, Loewenstein G. Comparative Effectiveness of a Web-Based Patient Decision Aid for Therapeutic Options for Sickle Cell Disease: Randomized Controlled Trial. Journal Of Medical Internet Research 2019, 21: e14462. PMID: 31799940, PMCID: PMC6934048, DOI: 10.2196/14462.Peer-Reviewed Original ResearchConceptsRandomized clinical trialsPatient decision aidSickle cell diseaseWeb-based patient decision aidClinical trialsHealth care providersCell diseaseDecisional conflictPatient knowledgeCare providersDecision aid armStandard care armOttawa Decision Support FrameworkChronic blood transfusionsDisease-modifying therapiesBone marrow transplantationDecision aidCare armDecision aid prototypeClinical characteristicsBlood transfusionControlled TrialsPediatric patientsMarrow transplantationTherapeutic optionsBone marrow transplantation for adolescents and young adults with sickle cell disease: Results of a prospective multicenter pilot study
Krishnamurti L, Neuberg D, Sullivan K, Kamani N, Abraham A, Campigotto F, Zhang W, Dahdoul T, De Castro L, Parikh S, Bakshi N, Haight A, Hassell K, Loving R, Rosenthal J, Smith S, Smith W, Spearman M, Stevenson K, Wu C, Wiedl C, Waller E, Walters M. Bone marrow transplantation for adolescents and young adults with sickle cell disease: Results of a prospective multicenter pilot study. American Journal Of Hematology 2019, 94: 446-454. PMID: 30637784, PMCID: PMC6542639, DOI: 10.1002/ajh.25401.Peer-Reviewed Original ResearchConceptsSevere sickle cell diseaseBone marrow transplantationEvent-free survivalSickle cell diseaseMarrow transplantationCell diseaseElevated tricuspid regurgitant jet velocityRegular red blood cell transfusionsSevere SCDDonor bone marrow transplantationOne-year overall survivalSecond bone marrow transplantationTricuspid regurgitant jet velocityRed blood cell transfusionProspective multicenter pilot studyDeveloped chronic GVHDHost disease (GVHD) prophylaxisStable donor chimerismAcute chest syndromeSecondary graft failureBlood cell transfusionHealth-related qualityPhysical function domainProspective clinical trialsRegurgitant jet velocity
2018
Platelet transfusion practices in immune thrombocytopenia related hospitalizations
Goel R, Chopra S, Tobian A, Ness P, Frank S, Cushing M, Vasovic L, Kaicker S, Takemoto C, Josephson C, Nellis M, Bussel J, Krishnamurti L. Platelet transfusion practices in immune thrombocytopenia related hospitalizations. Transfusion 2018, 59: 169-176. PMID: 30520045, DOI: 10.1111/trf.15069.Peer-Reviewed Original ResearchConceptsPlatelet transfusion practicesImmune thrombocytopeniaPlatelet transfusionsNational Inpatient SampleAdmission diagnosisTransfusion practiceCurrent guidelinesHigher mean total hospital chargesMean total hospital chargesSmall bed size hospitalsMultivariable logistic regression analysisPayer inpatient databasePrimary admission diagnosisSurgery/procedureTotal hospital chargesMajor operative proceduresLogistic regression analysisNon-teaching hospitalsInvasive surgical proceduresHospital mortalityMultivariable adjustmentITP patientsClinical outcomesRelated hospitalizationsHospital chargesFrom trust to skepticism: An in-depth analysis across age groups of adults with sickle cell disease on their perspectives regarding hydroxyurea
Sinha C, Bakshi N, Ross D, Krishnamurti L. From trust to skepticism: An in-depth analysis across age groups of adults with sickle cell disease on their perspectives regarding hydroxyurea. PLOS ONE 2018, 13: e0199375. PMID: 29949647, PMCID: PMC6021071, DOI: 10.1371/journal.pone.0199375.Peer-Reviewed Original ResearchConceptsSickle cell diseaseGroup 1 participantsGroup 2 participantsCell diseaseSide effectsAdult SCD patientsPatient-related factorsPotential side effectsAdult patientsSCD patientsHU usePatients' attitudesAge 31Age groupsAge 18PatientsYoung adultsEfficacySignificant differencesAdultsEffective alternativeDiseaseRiskParticipantsQualitative interviews
2017
Determining the longitudinal validity and meaningful differences in HRQL of the PedsQL™ Sickle Cell Disease Module
Panepinto J, Paul Scott J, Badaki-Makun O, Darbari D, Chumpitazi C, Airewele G, Ellison A, Smith-Whitley K, Mahajan P, Sarnaik S, Charles Casper T, Cook L, Leonard J, Hulbert M, Powell E, Liem R, Hickey R, Krishnamurti L, Hillery C, Brousseau D, for the Pediatric Emergency Care Applied Research Network (PECARN). Determining the longitudinal validity and meaningful differences in HRQL of the PedsQL™ Sickle Cell Disease Module. Health And Quality Of Life Outcomes 2017, 15: 124. PMID: 28606098, PMCID: PMC5468970, DOI: 10.1186/s12955-017-0700-2.Peer-Reviewed Original ResearchConceptsSickle Cell Disease ModuleDisease-specific HRQL instrumentsHealth-related qualityPatient-centered outcomesProspective trial designSickle cell diseaseSpecific HRQL instrumentsHRQL assessmentHRQL instrumentsLongitudinal validityAncillary studiesCell diseaseTrial designHealth statusDisease modulesTime pointsPedsQLMeaningful changeChildrenHRQLPatientsHospitalDiseasePsychological Characteristics and Pain Frequency Are Associated With Experimental Pain Sensitivity in Pediatric Patients With Sickle Cell Disease
Bakshi N, Lukombo I, Shnol H, Belfer I, Krishnamurti L. Psychological Characteristics and Pain Frequency Are Associated With Experimental Pain Sensitivity in Pediatric Patients With Sickle Cell Disease. Journal Of Pain 2017, 18: 1216-1228. PMID: 28602692, DOI: 10.1016/j.jpain.2017.05.005.Peer-Reviewed Original ResearchConceptsSickle cell diseaseExperimental pain stimuliExperimental pain sensitivityPain sensitivityPain stimuliChronic painExperimental painCell diseasePsychological characteristicsQuantitative sensory testing methodsPsychological factorsChronic SCD painMechanical temporal summationVaso-occlusive painQuantitative sensory testingSubset of patientsPain-related outcomesStudy of patientsCross-sectional assessmentChildren ages 8SCD painPain burdenPain frequencyPediatric patientsPain processingNovel Metrics in the Longitudinal Evaluation of Pain Data in Sickle Cell Disease
Bakshi N, Smith M, Ross D, Krishnamurti L. Novel Metrics in the Longitudinal Evaluation of Pain Data in Sickle Cell Disease. The Clinical Journal Of Pain 2017, 33: 517-527. PMID: 27584817, DOI: 10.1097/ajp.0000000000000431.Peer-Reviewed Original ResearchConceptsMaximum daily painSickle cell diseasePain intensity dataChronic painCell diseasePain dataInterindividual variationMaximum daily pain scoresPatient-reported end pointsDaily pain scoresPain-free daysInterventional clinical trialsBurden of painPeriod of hospitalizationElectronic pain diaryDiary daysHealth care providersPain burdenPain scoresPain diaryPain intensityDaily painSCD patientsPain trendsClinical trialsBone Marrow–Derived Mesenchymal Stromal Cells from Patients with Sickle Cell Disease Display Intact Functionality
Stenger E, Chinnadurai R, Yuan S, Garcia M, Arafat D, Gibson G, Krishnamurti L, Galipeau J. Bone Marrow–Derived Mesenchymal Stromal Cells from Patients with Sickle Cell Disease Display Intact Functionality. Transplantation And Cellular Therapy 2017, 23: 736-745. PMID: 28132869, PMCID: PMC5390328, DOI: 10.1016/j.bbmt.2017.01.081.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAnemia, Sickle CellCell CommunicationCell Culture TechniquesCell ProliferationChildChild, PreschoolFemaleHealthy VolunteersHematopoietic Stem Cell TransplantationHumansImmunophenotypingIndoleamine-Pyrrole 2,3,-DioxygenaseMaleMesenchymal Stem Cell TransplantationMesenchymal Stem CellsTransplantation, AutologousYoung AdultConceptsSickle cell diseaseHematopoietic cell transplantationMesenchymal stromal cellsAutologous mesenchymal stromal cellsBone marrowTime of HCTAutologous T cell proliferationStromal cellsThird-party mesenchymal stromal cellsBM-derived mesenchymal stromal cellsMajor histocompatibility complex compatibilityExperimental murine modelT cell proliferationSurface marker phenotypeDose-dependent mannerIFN-γ stimulationAmeliorate graftHost diseaseSCD patientsCell transplantationImmunomodulatory pathwaysSCD subjectsCell diseaseHealthy volunteersMurine model
2016
Sickle cell disease: an international survey of results of HLA-identical sibling hematopoietic stem cell transplantation
Gluckman E, Cappelli B, Bernaudin F, Labopin M, Volt F, Carreras J, Pinto Simões B, Ferster A, Dupont S, de la Fuente J, Dalle J, Zecca M, Walters M, Krishnamurti L, Bhatia M, Leung K, Yanik G, Kurtzberg J, Dhedin N, Kuentz M, Michel G, Apperley J, Lutz P, Neven B, Bertrand Y, Vannier J, Ayas M, Cavazzana M, Matthes-Martin S, Rocha V, Elayoubi H, Kenzey C, Bader P, Locatelli F, Ruggeri A, Eapen M. Sickle cell disease: an international survey of results of HLA-identical sibling hematopoietic stem cell transplantation. Blood 2016, 129: 1548-1556. PMID: 27965196, PMCID: PMC5356458, DOI: 10.1182/blood-2016-10-745711.Peer-Reviewed Original ResearchConceptsEvent-free survivalSickle cell diseaseGraft failureCell transplantationHLA-identical sibling transplantationReduced-intensity conditioning regimensHLA-identical sibling transplantsHematopoietic stem cell transplantationMyeloablative conditioning regimenHematopoietic cell transplantationStem cell transplantationCox regression modelMarrow Transplant ResearchBenefit of transplantStem cell sourceSibling transplantationConditioning regimenPrimary endpointConditioning regimensMost patientsOverall survivalSibling transplantsCurative therapyInternational BloodMedian ageA trial of unrelated donor marrow transplantation for children with severe sickle cell disease
Shenoy S, Eapen M, Panepinto J, Logan B, Wu J, Abraham A, Brochstein J, Chaudhury S, Godder K, Haight A, Kasow K, Leung K, Andreansky M, Bhatia M, Dalal J, Haines H, Jaroscak J, Lazarus H, Levine J, Krishnamurti L, Margolis D, Megason G, Yu L, Pulsipher M, Gersten I, DiFronzo N, Horowitz M, Walters M, Kamani N. A trial of unrelated donor marrow transplantation for children with severe sickle cell disease. Blood 2016, 128: 2561-2567. PMID: 27625358, PMCID: PMC5123194, DOI: 10.1182/blood-2016-05-715870.Peer-Reviewed Original ResearchConceptsEvent-free survivalIncidence rateAcute chest syndrome episodesPosterior reversible encephalopathy syndromeSevere sickle cell diseaseUnrelated donor marrow transplantationVaso-occlusive pain crisesAllogeneic bone marrow transplantEffective GVHD prophylaxisGVHD-related deathsHost disease (GVHD) prophylaxisShort-course methotrexateReversible encephalopathy syndromeUnrelated donor transplantsPhase 2 trialBone marrow transplantTranscranial Doppler velocitiesSickle cell diseaseAcute GVHDChronic GVHDEFS ratesEncephalopathy syndromeGVHD prophylaxisTransplant indicationConditioning regimenClinical events in a large prospective cohort of children with sickle cell disease in Nagpur, India: evidence against a milder clinical phenotype in India
Jain D, Arjunan A, Sarathi V, Jain H, Bhandarwar A, Vuga M, Krishnamurti L. Clinical events in a large prospective cohort of children with sickle cell disease in Nagpur, India: evidence against a milder clinical phenotype in India. Pediatric Blood & Cancer 2016, 63: 1814-1821. PMID: 27279568, DOI: 10.1002/pbc.26085.Peer-Reviewed Original ResearchConceptsSickle cell diseaseRate of painAcute chest syndromeRate of complicationsNewborn screenCell diseaseChest syndromeFrequent complicationSevere anemiaSplenic sequestrationClinical phenotypeLarge single-center studyMore frequent complicationsSingle-center studyLarge prospective cohortPediatric SCD patientsPhenotypes of SCDMilder clinical phenotypeProspective cohortSCD patientsClinical eventsComplicationsSCD phenotypeCooperative StudyEvent ratesGonadal shielding technique to preserve fertility in male pediatric patients treated with total body irradiation for stem cell transplantation
Sayan M, Cassidy R, Butker E, Nanda R, Krishnamurti L, Khan M, Esiashvili N. Gonadal shielding technique to preserve fertility in male pediatric patients treated with total body irradiation for stem cell transplantation. Bone Marrow Transplantation 2016, 51: 997-998. PMID: 26950374, DOI: 10.1038/bmt.2016.25.Peer-Reviewed Original Research