Flavio Pechansky

Summary

Country: Brazil

Publications

  1. doi Risk behaviors for HCV- and HIV-seroprevalence among female crack users in Porto Alegre, Brazil
    Lisia von Diemen
    Center for Drug and Alcohol Research, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Ramiro Barcelos 2350, room 2201B, Porto Alegre 90035 903, Brazil
    Arch Womens Ment Health 13:185-91. 2010
  2. ncbi Predictors of positive Blood Alcohol Concentration (BAC) in a sample of Brazilian drivers
    Flavio Pechansky
    Center for Drug and Alcohol Research, Hospital das Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 34:277-85. 2012
  3. doi Why don't northern American solutions to drinking and driving work in southern America?
    Flavio Pechansky
    Department of Psychiatry, Federal University of Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil
    Addiction 107:1201-6. 2012
  4. pmc Preliminary estimates of human immunodeficiency virus prevalence and incidence among cocaine abusers of Porto Alegre, Brazil
    Flavio Pechansky
    Research Group of Drug Abuse, Department of Psychiatry, Federal University of Rio Grande do Sul, Brazil
    J Urban Health 80:115-26. 2003
  5. ncbi Using thought mapping and structured stories to decrease HIV risk behaviors among cocaine injectors and crack smokers in the South of Brazil
    Flavio Pechansky
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 29:233-40. 2007
  6. ncbi HIV seroprevalence among drug users: an analysis of selected variables based on 10 years of data collection in Porto Alegre, Brazil
    Flavio Pechansky
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Drug Alcohol Depend 82:S109-13. 2006
  7. ncbi Debate on the paper by David Vlahov & David D. Celentano. The question of technology transfer: how does that apply to Brazilian reality?
    Flavio Pechansky
    Faculdade de Medicina, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
    Cad Saude Publica 22:720-1; author reply 730-1. 2006
  8. ncbi References to alcohol consumption and alcoholism in medical records of a general hospital of Porto Alegre, Brazil--a comparison between samples with a 20 year gap
    Flavio Pechansky
    Center for Drug and Alcohol Research, Department of Psychiatry, Federal University of Rio Grande do Sul, Brazil
    Subst Abus 25:29-34. 2004
  9. ncbi Highly reported prevalence of drinking and driving in Brazil: data from the first representative household study
    Flavio Pechansky
    Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 31:125-30. 2009
  10. doi The effects of ADHD in adult substance abusers
    Helena Ferreira Moura
    a Center for Drug and Alcohol Research, Hospital de Clínicas of Porto Alegre and Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    J Addict Dis 32:252-62. 2013

Collaborators

Detail Information

Publications45

  1. doi Risk behaviors for HCV- and HIV-seroprevalence among female crack users in Porto Alegre, Brazil
    Lisia von Diemen
    Center for Drug and Alcohol Research, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Ramiro Barcelos 2350, room 2201B, Porto Alegre 90035 903, Brazil
    Arch Womens Ment Health 13:185-91. 2010
    ..51-CI 95%; 1.18-17.27). We found a very high prevalence of HIV and HCV infection among female crack users, and low education was the most significant risk factor associated with both infections...
  2. ncbi Predictors of positive Blood Alcohol Concentration (BAC) in a sample of Brazilian drivers
    Flavio Pechansky
    Center for Drug and Alcohol Research, Hospital das Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 34:277-85. 2012
    ..To verify the frequency of positive Blood Alcohol Concentration (BAC) among drivers and to examine associated factors in a cross-sectional study of Brazilian state capitals...
  3. doi Why don't northern American solutions to drinking and driving work in southern America?
    Flavio Pechansky
    Department of Psychiatry, Federal University of Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil
    Addiction 107:1201-6. 2012
    ..Resources and energies must be put towards data collection, implementation of prevention strategies and enforcement in order to decrease the unacceptably high rates of these preventable driving while intoxicated deaths...
  4. pmc Preliminary estimates of human immunodeficiency virus prevalence and incidence among cocaine abusers of Porto Alegre, Brazil
    Flavio Pechansky
    Research Group of Drug Abuse, Department of Psychiatry, Federal University of Rio Grande do Sul, Brazil
    J Urban Health 80:115-26. 2003
    ..Each of these findings has important implications for the design of preventive interventions...
  5. ncbi Using thought mapping and structured stories to decrease HIV risk behaviors among cocaine injectors and crack smokers in the South of Brazil
    Flavio Pechansky
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 29:233-40. 2007
    ..To compare changes in AIDS knowledge and risk behaviors among Brazilian cocaine users in an intervention trial...
  6. ncbi HIV seroprevalence among drug users: an analysis of selected variables based on 10 years of data collection in Porto Alegre, Brazil
    Flavio Pechansky
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Drug Alcohol Depend 82:S109-13. 2006
    ..04, 95%CI: 1.89,4.80; OR 2.03, 95%CI: 1.40, 2.92, respectively). The findings confirm that poverty, low education, and IDU remain risk factors for HIV in Porto Alegre, Brazil, and the study identities crack smoking as a new risk factor...
  7. ncbi Debate on the paper by David Vlahov & David D. Celentano. The question of technology transfer: how does that apply to Brazilian reality?
    Flavio Pechansky
    Faculdade de Medicina, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
    Cad Saude Publica 22:720-1; author reply 730-1. 2006
  8. ncbi References to alcohol consumption and alcoholism in medical records of a general hospital of Porto Alegre, Brazil--a comparison between samples with a 20 year gap
    Flavio Pechansky
    Center for Drug and Alcohol Research, Department of Psychiatry, Federal University of Rio Grande do Sul, Brazil
    Subst Abus 25:29-34. 2004
    ..The authors discuss potential reasons for this, suggesting that lack of training of medical personnel in the identification of alcoholism, as well as prejudice towards its recovery, may be some of the underlying causes...
  9. ncbi Highly reported prevalence of drinking and driving in Brazil: data from the first representative household study
    Flavio Pechansky
    Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 31:125-30. 2009
    ..Brazil lacks information about driving under the influence of alcohol (DUI) originated from representative samples obtained from the general population...
  10. doi The effects of ADHD in adult substance abusers
    Helena Ferreira Moura
    a Center for Drug and Alcohol Research, Hospital de Clínicas of Porto Alegre and Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    J Addict Dis 32:252-62. 2013
    ..48.4 ± 8.4, respectively). Our results suggest that comorbid attention deficit hyperactivity disorder and substance use disorders is associated with a more severe course of substance use and with social and psychiatric impairment. ..
  11. doi Awareness of legal blood alcohol concentration limits amongst respondents of a national roadside survey for alcohol and traffic behaviours in Brazil
    Tatiana Valverde da Conceição
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Int J Drug Policy 23:166-8. 2012
    ..In Brazil the legal blood alcohol content (BAC) allowed for driving was changed to zero in 2008. If the BAC found is above 0.6g/L, drivers may be arrested. However, there are limited data on drivers' awareness of such limits...
  12. ncbi [Predictors of HIV seropositive status in non-IV drug users at testing and counseling centers in Porto Alegre, Rio Grande do Sul, Brazil]
    Flavio Pechansky
    Centro de Pesquisa em Alcool e Drogas, Universidade Federal do Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil
    Cad Saude Publica 21:266-74. 2005
    ..Males and females showed different behaviors associated with seropositive status, confirming the need for specific and differentiated preventive strategies for each group...
  13. ncbi [Risk factors for HIV transmission in drug users from Porto Alegre, Rio Grande do Sul State, Brazil]
    Flavio Pechansky
    Faculdade de Medicina, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
    Cad Saude Publica 20:1651-60. 2004
    ..0% of the sample reported no prior drug injection. Variables associated with HIV infection are similar to the national and international literature and agree with the theoretical model of risk behavior proposed by the first author...
  14. ncbi Psychiatric disorders among individuals who drive after the recent use of alcohol and drugs
    Sibele Faller
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 34:314-20. 2012
    ..This cross-sectional study assessed the prevalence of psychiatric disorders among drivers , as well as the association between recent alcohol and drug use and psychiatric diagnoses using telephone interviews...
  15. ncbi Regional differences associated with drinking and driving in Brazil
    Raquel De Boni
    Center for Drug and Alcohol Research, Hospital das Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 34:306-13. 2012
    ..To evaluate regional differences and similarities associated with drinking and driving (DUI) in the five Brazilian macro-regions...
  16. ncbi Impulsivity, age of first alcohol use and substance use disorders among male adolescents: a population based case-control study
    Lisia von Diemen
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Brazil
    Addiction 103:1198-205. 2008
    ..To evaluate the association between impulsivity, age of first alcohol consumption (AFD) and substance use disorders (SUD) in a non-clinical sample of adolescents...
  17. doi Is the prevalence of driving after drinking higher in entertainment areas?
    Raquel De Boni
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul and Hospital de Clinicas de Porto Alegre, Porto Alegre, Brazil
    Alcohol Alcohol 48:356-62. 2013
    ..This study aimed to estimate the prevalence of driving after drinking (DUI) and its associated factors in low and high alcohol outlet density areas (LAOD and HAOD) in Porto Alegre, Brazil...
  18. doi Factors associated with alcohol and drug use among traffic crash victims in southern Brazil
    Raquel De Boni
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul and Psychiatry Department, Hospital de Clinicas de Porto Alegre, Brazil
    Accid Anal Prev 43:1408-13. 2011
    ..To investigate the prevalence of and factors associated with alcohol- or drug-related traffic crashes (TC) in a sample of TC victims who were admitted to the two emergency rooms of Porto Alegre in southern Brazil...
  19. ncbi Association between psychiatric symptoms and severity of alcohol dependence in a sample of brazilian men
    Ana Flávia Barros da Silva Lima
    Federal University of Rio Grande do Sul, Brazil
    J Nerv Ment Dis 193:126-30. 2005
    ..05). These data suggest an association between severity of alcohol dependence and psychiatric symptoms, pointing at the relevance of early detection of this clinical situation...
  20. ncbi Exposure to HIV in Brazilian adolescents: the impact of psychiatric symptomatology
    Ana Margareth Siqueira Bassols
    Serviço de Psiquiatria da Infância e Adolescência, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil
    Eur Child Adolesc Psychiatry 16:236-42. 2007
    ..To examine associations between psychiatric symptomatology and HIV-positive status in adolescents who sought HIV testing at a public health center in Brazil...
  21. ncbi Brazilian female crack users show elevated serum aluminum levels
    Flavio Pechansky
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 29:39-42. 2007
    ..Since aluminum intake is associated with neurological damage, we measured serum aluminum levels in crack smokers. The objective of this study was to ascertain the levels of aluminum in crack users who smoke on makeshift aluminum pipes...
  22. ncbi [Substance use, risk situations, and HIV seroprevalence among individuals seeking free HIV testing in Porto Alegre, Brazil]
    Flavio Pechansky
    Universidade Federal do Rio Grande do Sul, Centro de Pesquisa em Alcool e Drogas, Brazil
    Rev Panam Salud Publica 18:249-55. 2005
    ..To describe substance use, HIV seroprevalence, and risk of exposure to HIV infection in individuals seeking HIV testing in two screening centers (a municipal one and a state one) in the city of Porto Alegre, Rio Grande do Sul, Brazil...
  23. ncbi Brain injury markers (S100B and NSE) in chronic cocaine dependents
    Felix Henrique Paim Kessler
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul UFRGS, Porto Alegre RS, Brazil
    Rev Bras Psiquiatr 29:134-9. 2007
    ..This study aimed at comparing blood levels of S100B and NSE in chronic cocaine users and in volunteers who did not use cocaine or other illicit drugs...
  24. ncbi Alcohol, drugs, and risky sexual behavior are related to HIV infection in female adolescents
    Ana Margareth Siqueira Bassols
    Serviço de Psiquiatria da Infância e Adolescência, Hospital de Clinicas de Porto Alegre, Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Bras Psiquiatr 32:361-8. 2010
    ..To examine associations between risk factors for HIV infection in a sample of young women who sought HIV testing in a city of southern Brazil...
  25. ncbi Young people's blood alcohol concentration and the alcohol consumption city law, Brazil
    Raquel De Boni
    Centro de Pesquisa em Alcool e Drogas, Hospital de Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Rev Saude Publica 42:1101-4. 2008
    ..Blood alcohol concentration greater than 0.06% was found in 35.5% of pre-law group and 40% of post-law group (p=0.62). Results point out heavy alcohol use in both groups, which did not change after the law was passed...
  26. doi Which amphetamine-type stimulants can be detected by oral fluid immunoassays?
    Daniele Z Souza
    Rio Grande do Sul Technical and Scientific Division, Brazilian Federal Police, Brazil
    Ther Drug Monit 34:98-109. 2012
    ..In addition, it was reviewed the main controlled ATSs available worldwide, as well as the oral fluid immunological screening tests that have been used for identifying ATSs in drivers...
  27. ncbi The Crack Use Relapse Scale (CURS): development and psychometric validation
    Rosemeri Pedroso
    Universidade Federal do Rio Grande do Sul, Centro de Pesquisa em Alcool e Drogas, Porto AlegreRS, Brazil
    Rev Bras Psiquiatr 35:271-3. 2013
    ..To report the development and validation of the Crack Use Relapse Scale (CURS) in an inpatient population...
  28. ncbi Searching for a neurobiological basis for self-medication theory in ADHD comorbid with substance use disorders: an in vivo study of dopamine transporters using (99m)Tc-TRODAT-1 SPECT
    Neivo Silva
    From the Laboratório de Medicina Nuclear do Complexo Hospitalar Santa Casa LAMENU, Porto Alegre ADHD Outpatient Program, Child and Adolescent Psychiatric Division PRODAH, Hospital de Clínicas de Porto Alegre HCPA, Porto Alegre Laboratório Interdisciplinar de Neurociências Clínicas LiNC, Department of Psychiatry, Universidade Federal de Sao Paulo UNIFESP, São Paulo Center for Drug and Alcohol Research, HCPA, Universidade Federal do RGS UFRGS, Porto Alegre Universidade Luterana do Brasil, Porto Alegre and Instituto Nacional de Psiquiatria do Desenvolvimento, Porto Alegre, Brazil
    Clin Nucl Med 39:e129-34. 2014
    ..The aim of this study was to evaluate striatal DAT density in treatment-naive ADHD adolescents with SUD (ADHD + SUD) and without SUD (ADHD), compared to SUD adolescents without ADHD (SUD) and healthy control subjects (HC)...
  29. doi Peripheral toxicity in crack cocaine use disorders
    Joana C M Narvaez
    Bipolar Disorders Program and INCT Translational Medicine, Hospital de Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
    Neurosci Lett 544:80-4. 2013
    ..There were no significant differences in oxidative damage between patients and controls. These results represent a first demonstration that crack cocaine use disorders entail an activation of the reward, immune and inflammatory systems...
  30. ncbi Fenproporex and amphetamine pharmacokinetics in oral fluid after controlled oral administration of fenproporex
    Eloisa Comiran
    Programa de Pós Graduação em Ciências Farmacêuticas, Faculdade de Farmacia, Universidade Federal do Rio Grande do Sul, 2752 Ipiranga Avenue, Azenha 90610 000 Porto Alegre, Rio Grande do Sul, Brazil
    Ther Drug Monit 34:545-53. 2012
    ..The concentration versus time profile of FEN and its metabolite AMP has been described in classic biological matrices such as plasma and urine; however, there are no reports of such data in oral fluid...
  31. doi Crack users show high rates of antisocial personality disorder, engagement in illegal activities and other psychosocial problems
    Felix Henrique Paim Kessler
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Porto Alegre, Rio Grande do Sul, Brazil
    Am J Addict 21:370-80. 2012
    ..Treatment programs for crack users should routinely consider the possibility of associated psychiatric comorbidities, such as antisocial personality disorder, which may affect treatment outcomes...
  32. pmc Reaching the hard-to-reach: a probability sampling method for assessing prevalence of driving under the influence after drinking in alcohol outlets
    Raquel De Boni
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul and Hospital de Clinicas de Porto Alegre, Porto Alegre, Brazil
    PLoS ONE 7:e34104. 2012
    ..The current strategy can be viewed as a step forward in the efforts to improve surveys and estimation for hard-to-reach, mobile populations...
  33. doi High rates of injured motorcycle drivers in emergency rooms and the association with substance use in Porto Alegre, Brazil
    Tiago Cataldo Breitenbach
    Center for Drug and Alcohol Research, Department of Psychiatry, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Emerg Med J 29:205-7. 2012
    ..This study aims to evaluate the prevalence of motorcycle riders among drivers who are victims of TA, and ascertain factors associated with drug and alcohol use...
  34. ncbi Adaptation and construct validation of the Barratt Impulsiveness Scale (BIS 11) to Brazilian Portuguese for use in adolescents
    Lisia von Diemen
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul UFRGS, Porto Alegre RS, Brazil
    Rev Bras Psiquiatr 29:153-6. 2007
    ..The objective of this study is to adapt and conduct the construct validation of the Barratt Impulsiveness Scale version 11 for adolescents...
  35. ncbi Is attention-deficit/hyperactivity disorder associated with illicit substance use disorders in male adolescents? A community-based case-control study
    Claudia M Szobot
    Center for Drug and Alcohol Research, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Brazil
    Addiction 102:1122-30. 2007
    ....
  36. pmc Correlates of unprotected sex in a sample of young club drug users
    Lysa Remy
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Porto AlegreRS, Brazil
    Clinics (Sao Paulo) 68:1384-91. 2013
    ....
  37. ncbi Psychometric properties of the sixth version of the Addiction Severity Index (ASI-6) in Brazil
    Felix Kessler
    Center for Drug and Alcohol Research, Universidade Federal do Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 34:24-33. 2012
    ..There are few research tools in Brazil to assess more broadly the alcohol and other drug related problems...
  38. doi Attention deficit/hyperactivity disorder: is there a correlation between dopamine transporter density and cerebral blood flow?
    Neivo da Silva
    Laboratório de Medicina Nuclear do Complexo Hospitalar Santa Casa LAMENU, Porto Alegre, Brazil
    Clin Nucl Med 36:656-60. 2011
    ..01). Our findings suggest that higher DAT density in the STR was associated with a decrease in the regional CBF in the cortical and subcortical attention network...
  39. ncbi Adaptation for Brazilian Portuguese of a scale to measure willingness to wear condoms
    Elisabeth Meyer
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Brazil
    Rev Bras Psiquiatr 25:224-7. 2003
    ..The scale aims to evaluate the readiness to wear condoms based on the Stages of Change model. The goal of this study was to translate, perform the necessary adaptations and evaluate the applicability of the scale in Brazilian Portuguese...
  40. doi Challenges associated with drink driving measurement: combining police and self-reported data to estimate an accurate prevalence in Brazil
    Tanara Sousa
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul, Brazil Electronic address
    Injury 44:S11-6. 2013
    ..1 mg/L of air. However, a loophole in this law enabled drivers to refuse breath or blood alcohol testing as it may self-incriminate. The reported prevalence of drink driving is therefore likely a gross underestimate in many cities...
  41. doi Increase in brain-derived neurotrophic factor expression in early crack cocaine withdrawal
    Lisia von Diemen
    Center for Drug and Alcohol Research, Hospital de Clínicas de Porto Alegre HCPA, Universidade Federal do Rio Grande do Sul UFRGS, Porto Alegre, RS, Brazil
    Int J Neuropsychopharmacol 17:33-40. 2014
    ..Our findings show that BDNF levels increase during early crack cocaine withdrawal, at an inverse correlation with number of crack rocks used in the last 30 d and years of crack use. ..
  42. doi Traffic crashes and alcohol outlets in a Brazilian state capital
    Raquel De Boni
    Center for Drug and Alcohol Research, Federal University of Rio Grande do Sul and Hospital de Clinicas de Porto Alegre, Porto Alegre, Brazil
    Traffic Inj Prev 14:86-91. 2013
    ..This study explores the association between traffic crashes and alcohol outlets in a Brazilian city...
  43. ncbi [Development of a questionnaire to evaluate sugar abuse and dependence]
    Marco Aurélio Camargo da Rosa
    Departamento de Odontologia Preventiva e Social, Faculdade de Odontologia, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brasil
    Cad Saude Publica 24:1869-76. 2008
    ..However, the diagnosis of sugar abuse and dependence and the instrument's potential psychometric properties require further study by the scientific community...
  44. doi Determination of amphetamine-type stimulants in oral fluid by solid-phase microextraction and gas chromatography-mass spectrometry
    Daniele Z Souza
    Setor Técnico Científico, Superintendência Regional do Departamento de Polícia Federal no Rio Grande do Sul, Porto Alegre, Brazil
    Anal Chim Acta 696:67-76. 2011
    ..The validated method can be easily automated and then used for screening and confirmation of amphetamine-type stimulants in drivers' oral fluid...