2015
The Formation of Marijuana Risk Perception in a Population of Substance Abusing Patients
Wilkinson ST, van Schalkwyk GI, Davidson L, D’Souza D. The Formation of Marijuana Risk Perception in a Population of Substance Abusing Patients. Psychiatric Quarterly 2015, 87: 177-187. PMID: 25982082, DOI: 10.1007/s11126-015-9369-z.Peer-Reviewed Original ResearchConceptsRisk perceptionSubstance usersIndividual experiencesSample of substanceNegative social consequencesSubstance abuse problemsMarijuana risk perceptionsInductive thematic analysisMarijuana useSemi-structured interviewsPhysical withdrawalSubstance abuseAbuse problemsPerceptionSocial consequencesBehavioral effectsMarijuanaOvert behavioral effectsThematic analysisProminent perspectivesSources of informationParticipantsVeteransExperiencePrevious literature
2012
Comorbid Alcohol, Cannabis, and Cocaine Use Disorders in Schizophrenia: Epidemiology, Consequences, Mechanisms, and Treatment
Addy P, Radhakrishnan R, Cortes J, D’Souza D. Comorbid Alcohol, Cannabis, and Cocaine Use Disorders in Schizophrenia: Epidemiology, Consequences, Mechanisms, and Treatment. FOCUS The Journal Of Lifelong Learning In Psychiatry 2012, 10: 140-153. DOI: 10.1176/appi.focus.10.2.140.Peer-Reviewed Original ResearchComorbid substance use disorderSubstance use disordersUse disordersSubstance abuseHigh rateTreatment of schizophreniaCo-occurring disordersCourse of schizophreniaCocaine use disorderSelf-medication hypothesisCombination pharmacotherapyComorbid alcoholService utilizationLow compliancePatientsSchizophreniaSubstance useDisordersTreatmentDSM definitionCliniciansEpidemiologyThorough assessmentCannabisLatest findings
2006
The vulnerability to alcohol and substance abuse in individuals diagnosed with schizophrenia
Krystal JH, D’Souza D, Gallinat J, Driesen N, Abi-Dargham A, Petrakis I, Heinz A, Pearlson G. The vulnerability to alcohol and substance abuse in individuals diagnosed with schizophrenia. Neurotoxicity Research 2006, 10: 235-252. PMID: 17197373, DOI: 10.1007/bf03033360.Peer-Reviewed Original ResearchConceptsSubstance abuse riskSubstance abuseSubstance abuse disordersAbuse riskSubstances of abuseNicotinic cholinergicPatient groupDopaminergic inputAbused substancesAbuse disordersSchizophrenic patientsDysphoric effectsAbuse liabilityHigh dosesLow dosesNegative symptomsReceptor functionAltered responseSchizophreniaSchizophrenic individualsRiskReward processingSubjective distressImpulsive behaviorDoses
1999
Toward a rational pharmacotherapy of comorbid substance abuse in schizophrenic patients
Krystal J, D'Souza D, Madonick S, Petrakis I. Toward a rational pharmacotherapy of comorbid substance abuse in schizophrenic patients. Schizophrenia Research 1999, 35: s35-s49. PMID: 10190224, DOI: 10.1016/s0920-9964(98)00162-5.Peer-Reviewed Original ResearchConceptsSchizophrenic patientsSubstance abuseTerms of rehospitalizationComorbid substance abuseExacerbation of symptomsHealth care expensesSelf-medication hypothesisBetter prognosisMedical illnessPharmacotherapeutic approachesRational pharmacotherapyNonschizophrenic populationsPatientsVocational functionIllicit substancesCare expensesAbuseVulnerability hypothesisRehospitalizationExacerbationMedicationsPharmacotherapyPrognosisPsychostimulantsIllness