2017
Low frequency fluctuation of brain spontaneous activity and obsessive-compulsive symptoms in a large school-age sample
Hoexter M, Biazoli C, Alvarenga P, Batistuzzo M, Salum G, Gadelha A, Pan P, Anés M, Mancini-Martins L, Moura L, Soriano-Mas C, Aquilla M, Amaro E, Rohde L, Jackowski A, Bressan R, Miguel E, do Rosario M, Sato J. Low frequency fluctuation of brain spontaneous activity and obsessive-compulsive symptoms in a large school-age sample. Journal Of Psychiatric Research 2017, 96: 224-230. PMID: 29102817, DOI: 10.1016/j.jpsychires.2017.10.009.Peer-Reviewed Original ResearchConceptsObsessive-compulsive symptomsBrain spontaneous activityLow-frequency fluctuationsSpontaneous activityRight sensorimotor cortexHigh Risk Cohort StudyState functional magnetic resonance imaging (rs-fMRI) dataSpontaneous activity changesPredictors of riskWell-Being AssessmentSpontaneous brain activitySuperior temporal cortexSuperior temporal gyrusCohort studyObsessive-compulsive disorderSensorimotor cortexMagnetic resonance imaging dataPsychiatric disordersOverall psychopathologyTemporal gyrusFractional amplitudeGeneral linear modelFunctional magnetic resonance imaging (fMRI) dataCompulsive symptomsBrain activity
2014
Exaggerating, mislabeling or simulating obsessive–compulsive symptoms: Case reports of patients claiming to have obsessive–compulsive disorder
Fontenelle L, Lins-Martins N, Melca I, Lima A, de Menezes G, Torres A, Yücel M, Miguel E, Mendlowicz M. Exaggerating, mislabeling or simulating obsessive–compulsive symptoms: Case reports of patients claiming to have obsessive–compulsive disorder. Comprehensive Psychiatry 2014, 55: 1188-1194. PMID: 24794641, DOI: 10.1016/j.comppsych.2014.03.023.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderDrug-related side effectsAxis I psychiatric disordersNon-consecutive patientsDisease courseCase reportTreatment responsePsychiatric disordersReported casesSide effectsSymptom patternsClinical judgmentOCD clinicPatientsExperienced cliniciansObsessive-compulsive symptomsPattern of responseFormal diagnosisSymptomsDiagnosisOCD diagnosisCompulsive symptomsDisordersClinicClinical vignettes
2011
Skin picking and trichotillomania in adults with obsessive-compulsive disorder
Lovato L, Ferrão Y, Stein D, Shavitt R, Fontenelle L, Vivan A, Miguel E, Cordioli A. Skin picking and trichotillomania in adults with obsessive-compulsive disorder. Comprehensive Psychiatry 2011, 53: 562-568. PMID: 22014580, DOI: 10.1016/j.comppsych.2011.06.008.Peer-Reviewed Original ResearchConceptsPathologic skin pickingObsessive-compulsive disorderSkin pickingFourth Edition Axis IEdition Axis IStructured Clinical InterviewLogistic regression analysisComorbid body dysmorphic disorderBody dysmorphic disorderClinical characteristicsSuch comorbiditiesPrimary diagnosisAxis IClinical InterviewSpecific subgroupsMental disordersDysmorphic disorderStatistical ManualTrichotillomaniaDisordersCompulsive symptomsPatientsRegression analysisDiagnosisHigh levels