Andrew Koo, MD
Hospital ResidentCards
About
Research
Publications
2026
2002 SLAMF1 and Non-Traumatic Subarachnoid Hemorrhage: A Multi-omics Investigation of Risk
Renedo D, Koo A, Sujijantarat N, Clocchiatti-Tuozzo S, Huo S, Acosta J, Hebert R, Gunel M, Sansing L, Sheth K, Falcone G, Matouk C. 2002 SLAMF1 and Non-Traumatic Subarachnoid Hemorrhage: A Multi-omics Investigation of Risk. Neurosurgery 2026, 72: 238-238. DOI: 10.1227/neu.0000000000003964_2002.Peer-Reviewed Original Research309 Proteomic Markers Associated With Risk of Normal Pressure Hydrocephalus: A Prospective Analysis From the UK Biobank
Renedo D, Rivier C, Koo A, Sujijantarat N, Amllay A, Fathima B, Haynes J, Hebert R, Falcone G, Matouk C. 309 Proteomic Markers Associated With Risk of Normal Pressure Hydrocephalus: A Prospective Analysis From the UK Biobank. Neurosurgery 2026, 72: 79-79. DOI: 10.1227/neu.0000000000003964_309.Peer-Reviewed Original Research2073 From Data to Decision: A Multicenter, Externally Validated AI Tool for Managing Infectious Intracranial Aneurysms
Alawieh A, Zohdy Y, Koo A, Saad H, Grossberg J, Matouk C, Cawley C, Pradilla G, Reisner A, Fox C, Perez-Vega C, Burkhardt J, Salem M, Jabbour P, Elnaamani K, Starke R, Abdelsalam A, Schmidt R, Gooch M, Lu V, Levitt M, Spiotta A, Barrow D, Howard B. 2073 From Data to Decision: A Multicenter, Externally Validated AI Tool for Managing Infectious Intracranial Aneurysms. Neurosurgery 2026, 72: 262-262. DOI: 10.1227/neu.0000000000003964_2073.Peer-Reviewed Original ResearchComparative Analysis of CSF Drainage from Lumbar and External Ventricular Drains in Aneurysmal Subarachnoid Hemorrhage
Koo A, de Havenon A, Renedo D, Amin-Hanjani S, Sheth K, Gunel M, Matouk C. Comparative Analysis of CSF Drainage from Lumbar and External Ventricular Drains in Aneurysmal Subarachnoid Hemorrhage. Neurocritical Care 2026, 1-3. PMID: 41667733, DOI: 10.1007/s12028-026-02455-w.Peer-Reviewed Original ResearchEndovascular shunt feasibility in shunt responsive idiopathic intracranial hypertension: morphometric radiographic analysis
Koo A, Talati K, Vajipayajula D, Castaneda A, Amllay A, Sujijantarat N, Kirsch C, Malhotra A, Hebert R, Falcone G, Sheth K, de Havenon A, Kan P, Heilman C, Malek A, Matouk C. Endovascular shunt feasibility in shunt responsive idiopathic intracranial hypertension: morphometric radiographic analysis. Journal Of NeuroInterventional Surgery 2026, jnis-2025-024793. PMID: 41611529, DOI: 10.1136/jnis-2025-024793.Peer-Reviewed Original ResearchIdiopathic intracranial hypertensionInferior petrosal sinusVentricular shuntCerebellopontine angleIntracranial hypertensionEndovascular shuntSingle center studyCerebrospinal fluid shuntsProportion of patientsPetrosal sinusSupratentorial shuntVenous anatomyCenter studyRadiographic parametersPatientsRadiographic analysisRadiographic imagesShuntHypertensionUnique populationMRI imagesMechanical shuntCandidacyCerebellopontineSinus
2025
SLAMF1 as a Risk Biomarker for Nontraumatic SAH: Evidence From a Multiomics Study
Renedo D, Koo A, Sujijantarat N, Clocchiatti-Tuozzo S, Huo S, Acosta J, Hebert R, Gunel M, Sansing L, Sheth K, Falcone G, Matouk C, Rivier C. SLAMF1 as a Risk Biomarker for Nontraumatic SAH: Evidence From a Multiomics Study. Stroke 2025, 57: 499-504. PMID: 41221640, PMCID: PMC12914581, DOI: 10.1161/strokeaha.125.052604.Peer-Reviewed Original ResearchMendelian randomizationSubarachnoid hemorrhage riskIncident SAH casesNontraumatic subarachnoid hemorrhageSubarachnoid hemorrhageUK BiobankSmoking statusClinical priorityPrevention strategiesCellular expression profilesCox proportional hazards analysisProportional hazards analysisRisk predictionCis-protein quantitative trait lociCD4 naive cellsSAH casesRisk biomarkersSubarachnoid hemorrhage pathophysiologyAdaptive immune responsesHuman hematopoietic progenitorsFollow-upQuantitative trait lociSingle-cell transcriptome analysisRiskCerebrovascular eventsImpact of frailty on morbidity and mortality in traumatic blunt cerebrovascular injury
Smith W, Serrato P, Ghanekar S, Owolo E, Fathima B, Padmanaban V, Koo A, Shankar G, Stapleton C, Rabinov J, Matouk C, Elsamadicy A, Patel A, Sujijantarat N. Impact of frailty on morbidity and mortality in traumatic blunt cerebrovascular injury. Clinical Neurology And Neurosurgery 2025, 259: 109208. PMID: 41161149, DOI: 10.1016/j.clineuro.2025.109208.Peer-Reviewed Original ResearchConceptsBlunt cerebrovascular injuryTrauma Quality ProgramsIn-Hospital MortalityNon-routine dischargeBlunt cerebrovascular injury patientsNon-frailPredictors of adverse eventsAmerican CollegeBCVI patientsMotor vehicle traumaAdverse eventsPredominant mechanism of injuryCritical care populationEffect of frailtyCerebrovascular injuryMechanism of injuryMultivariate logistic regressionImpact of frailtyCare populationIndependent predictorsClinical outcomesPre-frailLow severity injuriesFive-item modified frailty indexPre-frail patientsImmune Characterization of Intracranial Aneurysms Using Noninvasive Endoluminal Biopsy With High-Dimensional Single-Cell Phenotyping
Antonios J, Gultekin B, Theriault B, Yalcin K, Miyagishima D, Adenu-Mensah N, Sujijantarat N, Koo A, Haynes J, Cedeno P, Johnson M, Hebert R, Matouk C, Barak T, Gunel M. Immune Characterization of Intracranial Aneurysms Using Noninvasive Endoluminal Biopsy With High-Dimensional Single-Cell Phenotyping. Neurology 2025, 105: e214185. PMID: 40997288, DOI: 10.1212/wnl.0000000000214185.Peer-Reviewed Original ResearchConceptsIntracranial aneurysmsEndoluminal biopsyImmune landscapeImmune characterizationSubarachnoid hemorrhageGroup 1Characterization of intracranial aneurysmsDilation of cerebral arteriesPathological dilatationProspective observational cohort studyUpregulation of CD38Neutrophil-dominated inflammationImmune regulatory mechanismsAssociated with aneurysm growthYale-New Haven HospitalPathological dilatations of cerebral arteriesFisher's exact testObservational cohort studyImmune-based biomarkersUnruptured intracranial aneurysmsNo significant associationImmune signaturesImmunomodulatory therapyHLA-DRNeutrophil predominanceProcedure duration predicts outcomes more than prehospital delay in endovascular stroke treatment
Saad H, Koo A, Grossberg J, Tianwen M, Howard B, Sowlat M, Baba B, Chacon A, Jabbour P, Rai A, Dye J, Alaraj A, Cawley C, Tong F, Akbik F, Pabaney A, Ezzeldin M, Fiorella D, Yoshimura S, Kim J, Goyal N, Arthur A, Fragata I, Siddiqui F, Mascitelli J, Matouk C, Maier I, Park M, Levitt M, Grandhi R, Psychogios M, Wolfe S, Starke R, Shaban A, Samaniego E, Tanweer O, Romano D, Navia P, Cuellar H, Polifka A, Osbun J, Moss M, Limaye K, Mokin M, Brinjikji W, Daglioglu E, Williamson R, Altschul D, Ogilvy C, Crosa R, Gory B, Paul A, Kan P, Casagrande W, Chowdhry S, Stiefel M, Spiotta A, Alawieh A. Procedure duration predicts outcomes more than prehospital delay in endovascular stroke treatment. Journal Of NeuroInterventional Surgery 2025, jnis-2025-023906. PMID: 40973492, DOI: 10.1136/jnis-2025-023906.Peer-Reviewed Original ResearchAcute ischemic strokeModified Rankin ScaleStroke systemsEndovascular thrombectomyStroke systems of carePropensity score matchingSystems of careFunctional outcomesMarginal effects modelsSymptomatic intracranial hemorrhage rateRate of functional independencePrehospital delayIntracranial hemorrhage rateAssociated with functional outcomeInter-center differencesInternational stroke centersFunctional independenceHigher RatesEndovascular stroke treatmentHemorrhage ratePatient outcomesProcedure durationRetrospective analysisStroke centersRankin ScaleThe “Neurosurgeon” – Quo Vadis
Koo A, Theriault B, Apuzzo M. The “Neurosurgeon” – Quo Vadis. 2025, 363-372. DOI: 10.1017/9781009597852.027.Peer-Reviewed Original Research
Academic Achievements & Community Involvement
News
News
- April 09, 2026
Endovascular Shunts May Be Alternative for Idiopathic Intracranial Hypertension
- September 29, 2025Source: Neurology
Immune Characterization of Intracranial Aneurysms Using Noninvasive Endoluminal Biopsy With High-Dimensional Single-Cell Phenotyping
- August 15, 2025Source: Journal of NeuroInterventional Surgery
Global gender representation in neurointerventional surgery: a natural language processing analysis of journal publications
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