2022
Basics of Echocardiography
Varghese M, Strom J. Basics of Echocardiography. 2022, 139-155. DOI: 10.1007/978-3-030-88953-1_9.Peer-Reviewed Original ResearchTransthoracic echocardiographyTransesophageal echocardiographyIntra-procedural guidanceEvaluation of cardiac functionEvaluate blood flow velocityBlood flow velocityNewer modalitiesIntracardiac echocardiographyCardiac functionEchocardiographyM-modeCardiac motionCardiovascular diagnosticsModalitiesTransthoracicTransesophageal
2021
Two-Tiered Response of Cardiorespiratory-Cerebrovascular Network to Orthostatic Challenge
Mukli P, Nagy Z, Racz F, Portoro I, Hartmann A, Stylianou O, Debreczeni R, Bereczki D, Eke A. Two-Tiered Response of Cardiorespiratory-Cerebrovascular Network to Orthostatic Challenge. Frontiers In Physiology 2021, 12: 622569. PMID: 33737882, PMCID: PMC7960776, DOI: 10.3389/fphys.2021.622569.Peer-Reviewed Original ResearchArterial blood pressureCerebral hemodynamicsBlood pressureOrthostatic stressPostural changesCerebral blood flow velocityHigh-pressure baroreflexesHomeostatic mechanismsPair-wise Pearson correlationBlood flow velocityYoung healthy adultsKey homeostatic mechanismCerebral autoregulationOrthostatic challengeCerebrovascular dynamicsHealthy adultsBreath intervalNon-invasive measurementHemodynamicsTwo-tiered responseHbT signalsOxygenationPhysiological perturbationsPearson correlationPhysiological systems
2020
Corrugated nanofiber tissue-engineered vascular graft to prevent kinking for arteriovenous shunts in an ovine model
Matsushita H, Inoue T, Abdollahi S, Yeung E, Ong CS, Lui C, Pitaktong I, Nelson K, Johnson J, Hibino N. Corrugated nanofiber tissue-engineered vascular graft to prevent kinking for arteriovenous shunts in an ovine model. JVS Vascular Science 2020, 1: 100-108. PMID: 34617042, PMCID: PMC8489245, DOI: 10.1016/j.jvssci.2020.03.003.Peer-Reviewed Original ResearchProsthetic graftsSmall diameter prosthetic graftsOvine modelVascular graftsGraft patency rateTissue-engineered vascular graftsBlood flow velocityExternal jugular veinOpen vascular proceduresLarge animal modelGraft patencyGraft rupturePatency ratesGraft diameterGrafts 1Vascular proceduresAneurysmal changesCarotid arteryJugular veinArteriovenous shuntsLower patencyFailure 2Animal modelsHistologic analysisDay 4
2019
Transcranial Doppler Screening in Children with Sickle Cell Anemia Is Feasible in Central India and Reveals High Risk of Stroke
Jain D, Ganesan K, Sahota S, Darbari D, Krishnamurti L, Kirkham F. Transcranial Doppler Screening in Children with Sickle Cell Anemia Is Feasible in Central India and Reveals High Risk of Stroke. Blood 2019, 134: 2279. DOI: 10.1182/blood-2019-131416.Peer-Reviewed Original ResearchWhite blood cell countBody mass indexMean corpuscular volumeSickle cell anemiaPosterior cerebral arteryTranscranial DopplerHeight/weightNormal rangeCerebral arteryHigh riskNon-tribal populationCell anemiaHomozygous sickle cell anemiaIntracranial blood flow velocityTranscranial Doppler screeningAnterior cerebral arteryTertiary care centerRisk of strokeBlood cell countCross-sectional studyBlood flow velocityQuarter of childrenTerms of ageDepartment of RadiologyAdvisory board meetingsChanges on Dynamic Cerebral Autoregulation Are Associated with Delayed Cerebral Ischemia in Patients with Aneurysmal Subarachnoid Hemorrhage
Ortega-Gutierrez S, Samaniego E, Reccius A, Huang A, Zheng-Lin B, Masukar A, Marshall R, Petersen N. Changes on Dynamic Cerebral Autoregulation Are Associated with Delayed Cerebral Ischemia in Patients with Aneurysmal Subarachnoid Hemorrhage. Acta Neurochirurgica Supplement 2019, 127: 149-153. PMID: 31407076, DOI: 10.1007/978-3-030-04615-6_22.Peer-Reviewed Original ResearchConceptsDynamic cerebral autoregulationAneurysmal subarachnoid hemorrhageCerebral blood flow velocityBlood pressureSymptomatic vasospasmCerebral ischemiaSAH patientsCerebral autoregulationSubarachnoid hemorrhageCerebral blood flow regulationGlasgow Coma ScoreSystemic blood pressureDelayed Cerebral IschemiaLarge cohort studyBlood flow regulationBlood flow velocityRecording periodDCA assessmentCohort studyComa ScoreEntire recording periodSymptom onsetMedian timeDay 3Early identification
2015
Dynamic Cerebral Autoregulation Is Transiently Impaired for One Week after Large-Vessel Acute Ischemic Stroke
Petersen NH, Ortega-Gutierrez S, Reccius A, Masurkar A, Huang A, Marshall RS. Dynamic Cerebral Autoregulation Is Transiently Impaired for One Week after Large-Vessel Acute Ischemic Stroke. Cerebrovascular Diseases 2015, 39: 144-150. PMID: 25661277, PMCID: PMC4754197, DOI: 10.1159/000368595.Peer-Reviewed Original ResearchConceptsDynamic cerebral autoregulationLarge-vessel ischemic strokeUnaffected hemisphereAffected hemisphereIschemic strokeCerebral autoregulationBlood pressureAcute large-vessel ischemic strokeLarge vessel acute ischemic strokeAcute blood pressure managementMiddle cerebral artery territoryAcute ischemic strokeBlood pressure managementCerebral blood flowBlood flow velocityDay strokePoor autoregulationAcute strokeArtery territoryArterial catheterTranscranial DopplerAffected sideUnaffected sideControl subjectsHealthy controls
2014
Comparison of non-invasive and invasive arterial blood pressure measurement for assessment of dynamic cerebral autoregulation.
Petersen NH, Ortega-Gutierrez S, Reccius A, Masurkar A, Huang A, Marshall RS. Comparison of non-invasive and invasive arterial blood pressure measurement for assessment of dynamic cerebral autoregulation. Neurocritical Care 2014, 20: 60-8. PMID: 24452959, DOI: 10.1007/s12028-013-9949-4.Peer-Reviewed Original ResearchConceptsDynamic cerebral autoregulationAssessment of DCAAcute brain injuryBlood pressure monitoringBlood pressure measurementsCerebral autoregulationBrain injuryPressure monitoringInvasive arterial blood pressure measurementsInvasive arterial blood pressure monitoringGood inter-method agreementArterial blood pressure monitoringCerebral blood flow velocityArterial blood pressure measurementsDirect intravascular measurementMean velocity indexMean patient ageArterial blood pressureRadial artery catheterCerebral blood flowMonitoring of patientsBlood flow velocityBlood pressure methodDCA assessmentArtery catheter
2010
Noncontrast SSFP pulmonary vein magnetic resonance angiography: Impact of off‐resonance and flow
Hu P, Stoeck CT, Smink J, Peters DC, Ngo L, Goddu B, Kissinger KV, Goepfert LA, Chan J, Hauser TH, Rofsky NM, Manning WJ, Nezafat R. Noncontrast SSFP pulmonary vein magnetic resonance angiography: Impact of off‐resonance and flow. Journal Of Magnetic Resonance Imaging 2010, 32: 1255-1261. PMID: 21031533, PMCID: PMC2975425, DOI: 10.1002/jmri.22356.Peer-Reviewed Original ResearchConceptsMagnetic resonance angiographyPulmonary veinsHealthy subjectsResonance angiographyAtrial fibrillation patientsSuperior pulmonary veinBlood flow velocityHealthy adult subjectsSignal voidVoid artifactsFibrillation patientsAF patientsPV bloodPV flowLeft atriumBlood flowAdult subjectsTrigger delaySignal void artifactsPatientsAngiographySubjectsCauseSSFP sequencePulmonary
2008
Impaired cerebral autoregulation in obstructive sleep apnea
Urbano F, Roux F, Schindler J, Mohsenin V. Impaired cerebral autoregulation in obstructive sleep apnea. Journal Of Applied Physiology 2008, 105: 1852-1857. PMID: 18927265, DOI: 10.1152/japplphysiol.90900.2008.Peer-Reviewed Original ResearchConceptsCerebral artery blood flow velocityObstructive sleep apneaBlood pressureCerebral autoregulationOSA patientsCerebral ischemiaSleep apneaOSA groupMean CBFVActive coronary artery diseaseMean apnea-hypopnea indexCerebral vascular conductanceImpaired cerebral autoregulationMetabolic risk factorsApnea-hypopnea indexArterial blood pressureRisk of strokeCoronary artery diseaseEvents/hEvidence of hypercoagulabilityObstructive apnea eventsCerebral blood flowTranscranial Doppler ultrasoundBlood flow velocityCerebrovascular conductance
2006
Superimposition of nutcracker syndrome in a hematuric child with idiopathic hypercalciuria and urolithiasis
SHIN J, PARK J, LEE J, HAN S, KIM M. Superimposition of nutcracker syndrome in a hematuric child with idiopathic hypercalciuria and urolithiasis. International Journal Of Urology 2006, 13: 814-816. PMID: 16834669, DOI: 10.1111/j.1442-2042.2006.01411.x.Peer-Reviewed Original ResearchConceptsIdiopathic hypercalciuriaNutcracker syndromeLeft flank painLeft renal veinPeak blood flow velocityRenal Doppler ultrasoundNormalization of calciuriaFlank painBlood flow velocityGross hematuriaMicroscopic hematuriaRenal veinRenal stonesDoppler ultrasoundHypercalciuriaHematuriaSyndromeCalciuriaCerebral Autoregulation and CO2 Reactivity in Anterior and Posterior Cerebral Circulation During Sevoflurane Anesthesia
Rozet I, Vavilala MS, Lindley AM, Visco E, Treggiari M, Lam AM. Cerebral Autoregulation and CO2 Reactivity in Anterior and Posterior Cerebral Circulation During Sevoflurane Anesthesia. Anesthesia & Analgesia 2006, 102: 560-564. PMID: 16428561, DOI: 10.1213/01.ane.0000184817.10595.62.Peer-Reviewed Original ResearchConceptsCerebral autoregulationAutoregulatory indexBasilar arterySevoflurane anesthesiaHg PaCO2ASA physical status I patientsSmall-dose remifentanilCO2 reactivityElective orthopaedic surgeryArterial blood pressureMiddle cerebral arteryPosterior cerebral circulationStatus I patientsTranscranial Doppler ultrasonographyMAC of sevofluraneBlood flow velocityBlood pressurePosterior circulationCerebral arteryCerebral circulationI patientsPhenylephrine infusionDoppler ultrasonographyHealthy individualsLinear regression analysis
1998
Changes in Cerebral Perfusion Pressure in Puerperal Women With Preeclampsia
WILLIAMS K, GALERNEAU F, WILSON S. Changes in Cerebral Perfusion Pressure in Puerperal Women With Preeclampsia. Obstetrics And Gynecology 1998, 92: 1016-1019. DOI: 10.1097/00006250-199812000-00025.Peer-Reviewed Original ResearchConceptsCerebral perfusion pressureCerebral blood flow velocityWeeks postpartumBlood flow velocityPerfusion pressureCerebrovascular resistanceCerebral perfusionMaternal middle cerebral arteryMiddle cerebral blood flow velocityCerebral blood flow indexWomen 2 daysMiddle cerebral arteryCerebral blood flowTranscranial Doppler ultrasoundBlood flow indexArea productMild preeclampsiaCerebral arteryPuerperal womenEarly laborHours postpartumCerebral vasculatureDoppler ultrasoundBlood flowPostpartumEffects of Induced Hypertension on Transcranial Doppler Ultrasound Velocities in Patients After Subarachnoid Hemorrhage
Manno E, Gress D, Schwamm L, Diringer M, Ogilvy C. Effects of Induced Hypertension on Transcranial Doppler Ultrasound Velocities in Patients After Subarachnoid Hemorrhage. Stroke 1998, 29: 422-428. PMID: 9472884, DOI: 10.1161/01.str.29.2.422.Peer-Reviewed Original ResearchConceptsMiddle cerebral arteryInduced hypertensionTCD velocitiesSubarachnoid hemorrhageTranscranial Doppler ultrasoundIntact autoregulationArterial pressureCerebral vasospasmCerebral arteryCerebral autoregulationTranscranial Doppler ultrasound velocitiesCerebral blood flow velocityContinuous TCD monitoringMean arterial pressureBlood flow velocityLevel of autoregulationDoppler ultrasound velocitiesAdditional patientsClinical evidenceClinical differencesTCD monitoringHypertensionDoppler ultrasoundHemorrhagePatientsEffect of labor on maternal cerebral blood flow velocity
Williams K, Galerneau F, Wilson S. Effect of labor on maternal cerebral blood flow velocity. American Journal Of Obstetrics And Gynecology 1998, 178: 59-61. PMID: 9465804, DOI: 10.1016/s0002-9378(98)70627-1.Peer-Reviewed Original ResearchConceptsCerebral blood flow velocityBlood flow velocityMaternal cerebral blood flow velocityTranscranial Doppler ultrasonographyDoppler ultrasonographyMean cerebral blood flow velocityMiddle cerebral blood flow velocityMiddle cerebral vesselsCerebral hemodynamic changesBeats/minSecond-stage laborPeak of contractionSecond-stage pushingNormotensive patientsProspective cohortBlood pressureCerebral vasospasmHemodynamic changesPulsatility indexValsalva maneuverEarly laborCerebral vesselsEffect of laborGreater riskPatients
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