2025
Chapter 52 Obsessive–compulsive disorder
Abdallah S, Olfson E, Fernandez T. Chapter 52 Obsessive–compulsive disorder. 2025, 937-950. DOI: 10.1016/b978-0-443-19176-3.00011-x.Peer-Reviewed Original ResearchObsessive-compulsive disorderObsessive-compulsive disorder etiologiesCognitive behavioral therapySerotonin reuptake inhibitorsReuptake inhibitorsBehavioral therapyMedication augmentationNeuroanatomical alterationsNeurochemical imbalanceMedication trialsGenetic influencesImprove treatment outcomesEvidence-based therapeutic strategiesTreatment outcomesRobust clinical trialsDisordersClinical manifestationsTreatment optionsClinical trialsTherapeutic strategiesSerotoninMultifactorial naturePharmacotherapyNeuromodulationTrials
2023
Characteristics of trichotillomania and excoriation disorder across the lifespan
Lin A, Farhat L, Flores J, Levine J, Fernandez T, Bloch M, Olfson E. Characteristics of trichotillomania and excoriation disorder across the lifespan. Psychiatry Research 2023, 322: 115120. PMID: 36842397, PMCID: PMC10023474, DOI: 10.1016/j.psychres.2023.115120.Peer-Reviewed Original ResearchConceptsExcoriation disorderClinical characteristicsSkin-picking severityAttention-deficit/hyperactivity disorderCo-occurring conditionsBody-focused repetitive behaviorsObsessive-compulsive disorderSeverity scoreCurrent symptomsSignificant positive correlationTrichotillomaniaHyperactivity disorderDisordersSelf-reported anxietyAge 4High rateSubtypesSelf-report measuresSeverityCross-sectional survey responsesRepetitive behaviorsAdulthoodPositive correlation
2020
Empiric Recurrence Risk Estimates for Chronic Tic Disorders: Implications for Genetic Counseling
Heiman GA, Rispoli J, Seymour C, Leckman JF, King RA, Fernandez TV. Empiric Recurrence Risk Estimates for Chronic Tic Disorders: Implications for Genetic Counseling. Frontiers In Neurology 2020, 11: 770. PMID: 32849224, PMCID: PMC7432137, DOI: 10.3389/fneur.2020.00770.Peer-Reviewed Original ResearchChronic tic disorderRecurrence risk estimatesTic disordersRecurrence riskTourette's disorderRisk estimatesNeuropsychiatric disordersPopulation-based family studyGenetic counselingFirst-degree relativesQuality of lifeFamily studiesVocal ticsPopulation prevalenceFamilial recurrence riskSuch counselingGenetic testingDisordersRiskCounselingEmpiric recurrence riskGenetic variantsRange of risksHeterogeneous genetic architectureComorbidities
2018
Analysis of shared heritability in common disorders of the brain
Consortium T, Anttila V, Bulik-Sullivan B, Finucane HK, Walters RK, Bras J, Duncan L, Escott-Price V, Falcone GJ, Gormley P, Malik R, Patsopoulos NA, Ripke S, Wei Z, Yu D, Lee PH, Turley P, Grenier-Boley B, Chouraki V, Kamatani Y, Berr C, Letenneur L, Hannequin D, Amouyel P, Boland A, Deleuze JF, Duron E, Vardarajan BN, Reitz C, Goate AM, Huentelman MJ, Kamboh MI, Larson EB, Rogaeva E, St George-Hyslop P, Hakonarson H, Kukull WA, Farrer LA, Barnes LL, Beach TG, Demirci FY, Head E, Hulette CM, Jicha GA, Kauwe JSK, Kaye JA, Leverenz JB, Levey AI, Lieberman AP, Pankratz VS, Poon WW, Quinn JF, Saykin AJ, Schneider LS, Smith AG, Sonnen JA, Stern RA, Van Deerlin VM, Van Eldik LJ, Harold D, Russo G, Rubinsztein DC, Bayer A, Tsolaki M, Proitsi P, Fox NC, Hampel H, Owen MJ, Mead S, Passmore P, Morgan K, Nöthen MM, Schott J, Rossor M, Lupton M, Hoffmann P, Kornhuber J, Lawlor B, McQuillin A, Al-Chalabi A, Bis J, Ruiz A, Boada M, Seshadri S, Beiser A, Rice K, van der Lee S, De Jager P, Geschwind D, Riemenschneider M, Riedel-Heller S, Rotter J, Ransmayr G, Hyman B, Cruchaga C, Alegret M, Winsvold B, Palta P, Farh K, Cuenca-Leon E, Furlotte N, Kurth T, Ligthart L, Terwindt G, Freilinger T, Ran C, Gordon S, Borck G, Adams H, Lehtimäki T, Wedenoja J, Buring J, Schürks M, Hrafnsdottir M, Hottenga J, Penninx B, Artto V, Kaunisto M, Vepsäläinen S, Martin N, Montgomery G, Kurki M, Hämäläinen E, Huang H, Huang J, Sandor C, Webber C, Muller-Myhsok B, Schreiber S, Salomaa V, Loehrer E, Göbel H, Macaya A, Pozo-Rosich P, Hansen T, Werge T, Kaprio J, Metspalu A, Kubisch C, Ferrari M, Belin A, van den Maagdenberg A, Zwart J, Boomsma D, Eriksson N, Olesen J, Chasman D, Nyholt D, Anney R, Avbersek A, Baum L, Berkovic S, Bradfield J, Buono R, Catarino C, Cossette P, De Jonghe P, Depondt C, Dlugos D, Ferraro T, French J, Hjalgrim H, Jamnadas-Khoda J, Kälviäinen R, Kunz W, Lerche H, Leu C, Lindhout D, Lo W, Lowenstein D, McCormack M, Møller R, Molloy A, Ng P, Oliver K, Privitera M, Radtke R, Ruppert A, Sander T, Schachter S, Schankin C, Scheffer I, Schoch S, Sisodiya S, Smith P, Sperling M, Striano P, Surges R, Thomas G, Visscher F, Whelan C, Zara F, Heinzen E, Marson A, Becker F, Stroink H, Zimprich F, Gasser T, Gibbs R, Heutink P, Martinez M, Morris H, Sharma M, Ryten M, Mok K, Pulit S, Bevan S, Holliday E, Attia J, Battey T, Boncoraglio G, Thijs V, Chen W, Mitchell B, Rothwell P, Sharma P, Sudlow C, Vicente A, Markus H, Kourkoulis C, Pera J, Raffeld M, Silliman S, Perica V, Thornton L, Huckins L, Rayner N, Lewis C, Gratacos M, Rybakowski F, Keski-Rahkonen A, Raevuori A, Hudson J, Reichborn-Kjennerud T, Monteleone P, Karwautz A, Mannik K, Baker J, O’Toole J, Trace S, Davis O, Helder S, Ehrlich S, Herpertz-Dahlmann B, Danner U, van Elburg A, Clementi M, Forzan M, Docampo E, Lissowska J, Hauser J, Tortorella A, Maj M, Gonidakis F, Tziouvas K, Papezova H, Yilmaz Z, Wagner G, Cohen-Woods S, Herms S, Julià A, Rabionet R, Dick D, Ripatti S, Andreassen O, Espeseth T, Lundervold A, Steen V, Pinto D, Scherer S, Aschauer H, Schosser A, Alfredsson L, Padyukov L, Halmi K, Mitchell J, Strober M, Bergen A, Kaye W, Szatkiewicz J, Cormand B, Ramos-Quiroga J, Sánchez-Mora C, Ribasés M, Casas M, Hervas A, Arranz M, Haavik J, Zayats T, Johansson S, Williams N, Elia J, Dempfle A, Rothenberger A, Kuntsi J, Oades R, Banaschewski T, Franke B, Buitelaar J, Vasquez A, Doyle A, Reif A, Lesch K, Freitag C, Rivero O, Palmason H, Romanos M, Langley K, Rietschel M, Witt S, Dalsgaard S, Børglum A, Waldman I, Wilmot B, Molly N, Bau C, Crosbie J, Schachar R, Loo S, McGough J, Grevet E, Medland S, Robinson E, Weiss L, Bacchelli E, Bailey A, Bal V, Battaglia A, Betancur C, Bolton P, Cantor R, Celestino-Soper P, Dawson G, De Rubeis S, Duque F, Green A, Klauck S, Leboyer M, Levitt P, Maestrini E, Mane S, De-Luca D, Parr J, Regan R, Reichenberg A, Sandin S, Vorstman J, Wassink T, Wijsman E, Cook E, Santangelo S, Delorme R, Rogé B, Magalhaes T, Arking D, Schulze T, Thompson R, Strohmaier J, Matthews K, Melle I, Morris D, Blackwood D, McIntosh A, Bergen S, Schalling M, Jamain S, Maaser A, Fischer S, Reinbold C, Fullerton J, Grigoroiu-Serbanescu M, Guzman-Parra J, Mayoral F, Schofield P, Cichon S, Mühleisen T, Degenhardt F, Schumacher J, Bauer M, Mitchell P, Gershon E, Rice J, Potash J, Zandi P, Craddock N, Ferrier I, Alda M, Rouleau G, Turecki G, Ophoff R, Pato C, Anjorin A, Stahl E, Leber M, Czerski P, Edenberg H, Cruceanu C, Jones I, Posthuma D, Andlauer T, Forstner A, Streit F, Baune B, Air T, Sinnamon G, Wray N, MacIntyre D, Porteous D, Homuth G, Rivera M, Grove J, Middeldorp C, Hickie I, Pergadia M, Mehta D, Smit J, Jansen R, de Geus E, Dunn E, Li Q, Nauck M, Schoevers R, Beekman A, Knowles J, Viktorin A, Arnold P, Barr C, Bedoya-Berrio G, Bienvenu O, Brentani H, Burton C, Camarena B, Cappi C, Cath D, Cavallini M, Cusi D, Darrow S, Denys D, Derks E, Dietrich A, Fernandez T, Figee M, Freimer N, Gerber G, Grados M, Greenberg E, Hanna G, Hartmann A, Hirschtritt M, Hoekstra P, Huang A, Huyser C, Illmann C, Jenike M, Kuperman S, Leventhal B, Lochner C, Lyon G, Macciardi F, Madruga-Garrido M, Malaty I, Maras A, McGrath L, Miguel E, Mir P, Nestadt G, Nicolini H, Okun M, Pakstis A, Paschou P, Piacentini J, Pittenger C, Plessen K, Ramensky V, Ramos E, Reus V, Richter M, Riddle M, Robertson M, Roessner V, Rosário M, Samuels J, Sandor P, Stein D, Tsetsos F, Van Nieuwerburgh F, Weatherall S, Wendland J, Wolanczyk T, Worbe Y, Zai G, Goes F, McLaughlin N, Nestadt P, Grabe H, Depienne C, Konkashbaev A, Lanzagorta N, Valencia-Duarte A, Bramon E, Buccola N, Cahn W, Cairns M, Chong S, Cohen D, Crespo-Facorro B, Crowley J, Davidson M, DeLisi L, Dinan T, Donohoe G, Drapeau E, Duan J, Haan L, Hougaard D, Karachanak-Yankova S, Khrunin A, Klovins J, Kučinskas V, Keong J, Limborska S, Loughland C, Lönnqvist J, Maher B, Mattheisen M, McDonald C, Murphy K, Murray R, Nenadic I, van Os J, Pantelis C, Pato M, Petryshen T, Quested D, Roussos P, Sanders A, Schall U, Schwab S, Sim K, So H, Stögmann E, Subramaniam M, Toncheva D, Waddington J, Walters J, Weiser M, Cheng W, Cloninger R, Curtis D, Gejman P, Henskens F, Mattingsdal M, Oh S, Scott R, Webb B, Breen G, Churchhouse C, Bulik C, Daly M, Dichgans M, Faraone S, Guerreiro R, Holmans P, Kendler K, Koeleman B, Mathews C, Price A, Scharf J, Sklar P, Williams J, Wood N, Cotsapas C, Palotie A, Smoller J, Sullivan P, Rosand J, Corvin A, Neale B. Analysis of shared heritability in common disorders of the brain. Science 2018, 360 PMID: 29930110, PMCID: PMC6097237, DOI: 10.1126/science.aap8757.Peer-Reviewed Original ResearchConceptsPsychiatric disordersBrain disordersCommon variant riskRisk factorsCommon disorderNeurological disordersDiagnostic misclassificationBrain phenotypesCommon genetic variationControl participantsDisordersVariant riskPhenotypic heterogeneityBrainEtiologic overlapGenetic sharingGenome-wide association studiesCognitive measuresAssociation studiesPhenotypeChapter 49 Genetic susceptibility in obsessive-compulsive disorder
Fernandez TV, Leckman JF, Pittenger C. Chapter 49 Genetic susceptibility in obsessive-compulsive disorder. Handbook Of Clinical Neurology 2018, 148: 767-781. PMID: 29478613, DOI: 10.1016/b978-0-444-64076-5.00049-1.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsObsessive-compulsive disorderPotential novel therapeutic avenuesNovel therapeutic avenuesSpecific risk allelesUnderlying pathophysiologyLarge cohortLifelong disabilityImmune pathwaysTherapeutic avenuesNew treatmentsGenetic susceptibilityRisk allelesCandidate gene association studiesMouse knockout modelsGenetic findingsGene association studiesKnockout modelsOCD pathologyRisk variantsNotable inroadsGenetic variantsDisordersVulnerable pathwaysSubstantial genetic contributionRepetitive behaviors
2017
De Novo Coding Variants Are Strongly Associated with Tourette Disorder
Willsey AJ, Fernandez TV, Yu D, King RA, Dietrich A, Xing J, Sanders SJ, Mandell JD, Huang AY, Richer P, Smith L, Dong S, Samocha KE, Genetics T, Abdulkadir M, Bohnenpoll J, Bromberg Y, Brown L, Cheon K, Coffey B, Deng L, Dietrich A, Dong S, Elzerman L, Fernandez T, Fründt O, Garcia-Delgar B, Gedvilaite E, Gilbert D, Grice D, Hagstrøm J, Hedderly T, Heiman G, Heyman I, Hoekstra P, Hong H, Huyser C, Ibanez-Gomez L, Kim Y, Kim Y, King R, Koh Y, Kook S, Kuperman S, Lamerz A, Leventhal B, Ludolph A, da Silva C, Madruga-Garrido M, Mandell J, Maras A, Mir P, Morer A, Münchau A, Murphy T, Nasello C, Openneer T, Plessen K, Richer P, Roessner V, Sanders S, Shin E, Sival D, Smith L, Song D, Song J, State M, Stolte A, Sun N, Tischfield J, Tübing J, Visscher F, Walker M, Wanderer S, Wang S, Willsey A, Woods M, Xing J, Zhang Y, Zhou A, Zinner S, Genetics T, Barr C, Batterson J, Berlin C, Bruun R, Budman C, Cath D, Chouinard S, Coppola G, Cox N, Darrow S, Davis L, Dion Y, Freimer N, Grados M, Hirschtritt M, Huang A, Illmann C, Kurlan R, Leckman J, Lyon G, Malaty I, Mathews C, MaMahon W, Neale B, Okun M, Osiecki L, Pauls D, Posthuma D, Ramensky V, Robertson M, Rouleau G, Sandor P, Scharf J, Singer H, Smit J, Sul J, Yu D, Neale B, Coppola G, Mathews C, Tischfield J, Scharf J, State M, Heiman G. De Novo Coding Variants Are Strongly Associated with Tourette Disorder. Neuron 2017, 94: 486-499.e9. PMID: 28472652, PMCID: PMC5769876, DOI: 10.1016/j.neuron.2017.04.024.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingTourette's disorderDamaging variantsLikely gene-disrupting variantsComplex neurodevelopmental disorderClinical casesUnrelated probandsNeurodevelopmental disordersDe novo damaging variantsDisordersRisk genesGenetic cohortsConsistent evidenceCoding variantReplication sampleProbandsInternational ConsortiumCohortVariants
2016
Pre- and perinatal complications in relation to Tourette syndrome and co-occurring obsessive-compulsive disorder and attention-deficit/hyperactivity disorder
Abdulkadir M, Tischfield JA, King RA, Fernandez TV, Brown LW, Cheon KA, Coffey BJ, de Bruijn SF, Elzerman L, Garcia-Delgar B, Gilbert DL, Grice DE, Hagstrøm J, Hedderly T, Heyman I, Hong HJ, Huyser C, Ibanez-Gomez L, Kim YK, Kim YS, Koh YJ, Kook S, Kuperman S, Lamerz A, Leventhal B, Ludolph AG, Madruga-Garrido M, Maras A, Messchendorp MD, Mir P, Morer A, Münchau A, Murphy TL, Openneer TJ, Plessen KJ, Rath JJ, Roessner V, Fründt O, Shin EY, Sival DA, Song DH, Song J, Stolte AM, Tübing J, van den Ban E, Visscher F, Wanderer S, Woods M, Zinner SH, State MW, Heiman GA, Hoekstra PJ, Dietrich A. Pre- and perinatal complications in relation to Tourette syndrome and co-occurring obsessive-compulsive disorder and attention-deficit/hyperactivity disorder. Journal Of Psychiatric Research 2016, 82: 126-135. PMID: 27494079, PMCID: PMC5026935, DOI: 10.1016/j.jpsychires.2016.07.017.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAgedAged, 80 and overAttention Deficit Disorder with HyperactivityCase-Control StudiesChildChild, PreschoolEuropeFemaleHumansMaleMiddle AgedObsessive-Compulsive DisorderParent-Child RelationsPregnancyPregnancy ComplicationsPsychiatric Status Rating ScalesRepublic of KoreaRetrospective StudiesSeverity of Illness IndexSex FactorsTic DisordersTourette SyndromeUnited StatesYoung AdultConceptsCo-occurring obsessive-compulsive disorderChronic tic disorderAttention-deficit/hyperactivity disorderObsessive-compulsive disorderPerinatal complicationsTic disordersTourette syndromeUnaffected family controlsHyperactivity disorderNeonatal complicationsDelivery complicationsPremature birthClinical expressionMorning sicknessMedical attentionComplicationsSymptom severityPropensity scoreFirst weekDisordersEarly exposureADHD severitySeverityCollaborative Genetics StudySyndrome
2015
Tourette Syndrome: Bridging the Gap between Genetics and Biology
Richer P, Fernandez TV. Tourette Syndrome: Bridging the Gap between Genetics and Biology. Complex Psychiatry 2015, 1: 156-164. PMID: 26509143, PMCID: PMC4617782, DOI: 10.1159/000439085.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsGenetic studiesNeuropsychiatric disordersGenetic complexityInvolvement of dopaminergicPrecise therapeutic targetsChildhood neuropsychiatric disordersAttention deficit hyperactivity disorderGenetic overlapGenetic alterationsBiologyDeficit hyperactivity disorderHistaminergic pathwayObsessive-compulsive disorderHigh comorbidityVocal ticsCurrent treatmentTherapeutic targetTourette syndromePhenotypeHyperactivity disorderImproved treatmentDisordersDiseaseTreatmentGenetics
2008
Molecular characterization of a patient with 3p deletion syndrome and a review of the literature
Fernandez TV, García‐González I, Mason CE, Hernández‐Zaragoza G, Ledezma‐Rodríguez V, Anguiano‐Alvarez V, E'Vega R, Gutiérrez‐Angulo M, Maya ML, García‐Bejarano H, González‐Cruz M, Barrios S, Atorga R, López‐Cardona M, Armendariz‐Borunda J, State MW, Dávalos NO. Molecular characterization of a patient with 3p deletion syndrome and a review of the literature. American Journal Of Medical Genetics Part A 2008, 146A: 2746-2752. PMID: 18837054, DOI: 10.1002/ajmg.a.32533.Peer-Reviewed Original ResearchMeSH KeywordsChild, PreschoolChromosome DeletionChromosome DisordersChromosomes, Human, Pair 13Chromosomes, Human, Pair 3Comparative Genomic HybridizationCraniofacial AbnormalitiesDevelopmental DisabilitiesFemaleHumansIn Situ Hybridization, FluorescenceKaryotypingLimb Deformities, CongenitalMalePhenotypeSyndromeTranslocation, GeneticConceptsDeletion syndromeDysmorphic physical featuresArray-based comparative genomic hybridizationChild patientsRare disorderNovo unbalanced translocationGrowth retardationSyndromeDevelopmental delayRoutine cytogenetic analysisUnbalanced abnormalitiesComparative genomic hybridizationChromosome 3p26Unbalanced translocationPatientsChromosome 3pMb deletionCytogenetic analysisDisordersRare chromosomal rearrangementsSitu hybridizationGenomic hybridizationMb terminal deletionTerminal deletion
1998
Brief Report: Association of Sex Chromosome Anomalies With Childhood-Onset Psychotic Disorders
KUMRA S, WIGGS E, KRASNEWICH D, MECK J, SMITH A, BEDWELL J, FERNANDEZ T, JACOBSEN L, LENANE M, RAPOPORT J. Brief Report: Association of Sex Chromosome Anomalies With Childhood-Onset Psychotic Disorders. Journal Of The American Academy Of Child & Adolescent Psychiatry 1998, 37: 292-296. PMID: 9519634, DOI: 10.1097/00004583-199803000-00014.Peer-Reviewed Original ResearchConceptsChildhood-onset schizophreniaPsychotic disordersPediatric patientsSex chromosome anomaliesSubgroup of patientsAdult-onset schizophreniaChromosome anomaliesLoss of balanceUnspecified psychosisTreatment trialsGeneral populationPatientsSex chromosome aneuploidyMental healthDisordersNational InstituteAffected individualsEnvironmental insultsCytogenetic screeningSchizophreniaChromosome aneuploidyChildrenClozapinePsychosisInsult