Prof. Varuni de Silva  MBBS (Colombo), MD (Psych), FSLCOP

Head of Department,

Professor in Psychiatry

Consultant Psychiatrist

 

Contact information

Tel   : 011-2691688

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Google scholar profile: https://scholar.google.com/citations?user=ZRj74qMAAAAJ&hl=en


Research Interests

Bipolar disorder, Psychopharmachology

Publications in peer reviewed journals

 

    1. de Silva VA, Dayabandara M, Wijesundara H, Henegama T, Gunewardena H, Suraweera C, Hanwella R. Metformin for treatment of antipsychotic-induced weight gain in a South Asian population with schizophrenia or schizoaffective disorder: A double blind, randomized, placebo controlled study. J Psychopharmacol. 2015 Oct 28. pii: 0269881115613519. [Epub ahead of print]
    2. Ketharanathan T, Hanwella R, Weerasundera R, Silva VA. Diagnostic Validity and Factor Analysis of Montgomery-Asberg Depression Rating Scale in Parkinson Disease Population. J Geriatr Psychiatry Neurol. 2015 Sep 21. pii: 0891988715606232. [Epub ahead of print]
    3. Hanwella R, Jayasekera NE, de Silva VA. Mental Health Status of Sri Lanka Navy Personnel Three Years after End of Combat Operations: A Follow Up Study. PLoS One. 2014 Sep 25;9(9):e108113. doi: 10.1371/journal.pone.0108113. eCollection 2014.
    4. Ketharanathan T, Hanwella R, Weerasundera R, de Silva VA. Major depressive disorder in Parkinson¿s disease: a cross-sectional study from Sri Lanka. BMC Psychiatry. 2014 Sep 30;14(1):278
    5. Suraweera C, Hanwella R, de Silva V. Phagophobia: a case report. BMC Res Notes. 2014 Aug 27;7(1):574
    6. Suraweera C, Hanwella R, de Silva V. Use of lithium in clozapine-induced neutropenia: a case report. BMC Res Notes. 2014 Sep 12;7:635.
    7. Hanwella R, Jayasekera NE, de Silva VA. Fatigue symptoms in Sri Lanka Navy personnel deployed in combat areas. Ceylon Med J. 2014 Jun;59(2):39-44.
    8. de Silva VA, Ekanayake S, Hanwella R. Validity of the Sinhala version of the Centre for Epidemiological Studies Depression Scale (CES-D) in out-patients. Ceylon Med J. 2014 Mar;59(1):8-12
    9. Hanwella R, Ekanayake S, de Silva VA.The Validity and Reliability of the Sinhala Translation of the Patient Health Questionnaire (PHQ-9) and PHQ-2 Screener. Depress Res Treat. 2014;2014:768978. doi: 10.1155/2014/768978. Epub 2014 Mar 27.
    10. Wijesundera H, Hanwella R, de Silva VA. Antipsychotic medication and tobacco use among outpatients with schizophrenia: a cross-sectional study. Ann Gen Psychiatry. 2014 Mar 19;13(1):7.
    11. Rodrigo C, de Silva NL, Gunaratne R, Rajapakse S, De Silva VA, Hanwella R. Lower estimated glomerular filtration rates in patients on long term lithium: a comparative study and a meta-analysis of literature. BMC Psychiatry. 2014 Jan 8;14(1):4. [Epub ahead of print]
    12. de Silva VA, Lakmini WD, Gunawardena HN, Hanwella R. Chronic catatonia treated with electroconvulsive therapy: a case report. J Med Case Rep. 2013;23;7(1):219.
    13. de Silva VA, Jayasekera NE, Hanwella R. Multiple physical symptoms in a military population: a cross-sectional study. Ann Gen Psychiatry. 2013;712(1):24.
    14. Rodrigo C, Fernando T, Rajapakse S, De Silva V, Hanwella R. Caregiver strain and symptoms of depression among principal caregivers of patients with schizophrenia and bipolar affective disorder in Sri Lanka. Int J Ment Health Syst. 2013; Jan 9;7(1):2.
    15. Hanwella R, Senanayake SM, de Silva VA. Geographical variation in admissions due to poisoning in Sri Lanka: a time series analysis. Ceylon Med J. 2012;57(4):152-8.
    16. Hanwella R, de Silva V, Yoosuf A, Karunaratne S, de Silva P. Religious beliefs, possession States, and spirits: three case studies from Sri Lanka. Case Rep Psychiatry. 2012;2012:232740.
    17. de Silva VA, Jayasekera NE, Hanwella R. Smoking among troops deployed in combat areas and its association with combat exposure among navy personnel in Sri Lanka. Subst Abuse Treat Prev Policy. 2012;7:27.
    18. Hanwella R, de Silva VA, Jayasekera NE. Alcohol use in a military population deployed in combat areas: a cross sectional study. Subst Abuse Treat Prev Policy. 2012;7:24.
    19. de Silva J, Hanwella R, de Silva VA. Direct and indirect cost of schizophrenia in outpatients treated in a tertiary care psychiatry unit. Ceylon Med J. 2012;57(1):14
    20. Karunaratne S, Hanwella R, de Silva V. Validation of the Sinhala version of the Montreal Cognitive Assessment in screening for dementia. Ceylon Med J. 2011;56(4):147-53.
    21. de Silva VA, Senanayake SM, Dias P, Hanwella R. From pesticides to medicinal drugs: time series analyses of methods of self-harm in Sri Lanka. Bull World Health Organ. 2012;90(1):40-6.
    22. Hanwella R, Senanayake M, de Silva V. Comparative efficacy and acceptability of methylphenidate and atomoxetine in treatment of attention deficit hyperactivity disorder in children and adolescents: a meta-analysis. BMC Psychiatry. 2011 Nov 10;11:176.
    23. Hanwella R, de Silva V. Mental health of Special Forces personnel deployed in battle. Soc Psychiatry Psychiatr Epidemiol. 2012 Aug;47(8):1343-51.
    24. de Silva VA, Hanwella R. Efficacy and tolerability of venlafaxine versus specific serotonin reuptake inhibitors in treatment of major depressive disorder: a meta-analysis of published studies. Int Clin Psychopharmacol. 2012 Jan;27(1):8-16.
    25. Hanwella R, de Silva VA. Signs and symptoms of acute mania: a factor analysis. BMC Psychiatry. 2011 Aug 19;11:137.
    26. Hanwella R, de Silva V. Access to information is crucial for science. Lancet. 2011 Apr 23;377 (9775):1404.
    27. Sumanathissa M, De Silva VA, Hanwella R. Prevalence of major depressive episode among patients with pre-dialysis chronic kidney disease. Int J Psychiatry Med. 2011;41(1):47-56.
    28. de Silva V, Samarasinghe D, Hanwella R. Association between concurrent alcohol and tobacco use and poverty. Drug Alcohol Rev. 2011 Jan;30(1):69-73.
    29. de Silva V, Hanwella R. Why are we copyrighting science? BMJ. 2010 Sep 16;341:c4738.
    30. de Silva V, Hanwella R. Mental health in Sri Lanka. Lancet. 2010 Jul 10;376(9735):88-9.
    31. de Silva V, Rathnayake A. Cost of the paracetamol overdose epidemic. Ceylon Med J. 2010 Mar;55(1):33.
    32. de Silva V, Samarasinghe D, Gunawardena N. Alcohol and tobacco use among males in two districts in Sri Lanka. Ceylon Med J. 2009 Dec;54(4):119-24.
    33. Hanwella R, de Silva V. Treatment of alcohol dependence. Ceylon Med J. 2009 Jun;54(2):63-5.
    34. Hanwella R, de Silva V. Managing problem drinking of alcohol--screening and brief intervention. Ceylon Med J. 2009 Jun;54(2):59-62.
    35. Hanwella R, de Silva V, Wijeratne C, Ketharanathan T, de Silva J. Clozapine-associated weight loss. J Psychopharmacol. 2010 Jul;24(7):1127-9. doi: 10.1177/0269881109102530. Epub 2009 Mar 5.
    36. de Silva V, Ratnayake A. Increased use of medicinal drugs in self-harm in urban areas in Sri Lanka. Arch Suicide Res. 2008;12(4):366-9.
    37. Hanwella R, de Silva V. Depression in the physically ill. Ceylon Med J. 2008 Jun;53(2):63-5.
    38. Hanwella R, de Silva V. Diagnosis and management of depression. Ceylon Med J. 2008 Jun;53(2):60-2.
    1. Rajasuriya M, De Silva V, Hanwella R, Effectiveness of reminders in reducing non-attendance among out-patients. The Psychiatrist 2010; 34 (12); 515-518
    2. De Silva V, Hanwella R, Senanayake M. Age and sex specific suicide rates in Sri Lanka from 1995-2011. Sri Lanka Journal of Psychiatry 2012; 3(2);7-11
    3. de Silva V, Hanwella R, Ponnamperuma G. The validity of oral assessment (viva) that assesses specific and unique competencies in a post-graduate psychiatry examination. Sri Lanka Journal of Psychiatry 2012; 3(2):16-19
    4. de Silva V. Will DSM-5 change the way we practise psychiatry? Sri Lanka Journal of Psychiatry 2012, 3 (1): 1-2
    5. De Silva V, Hanwella R. Pharmaceutical patents and the quality of mental healthcare in low- and middle-income countries. Psychiatr. Bull2008; 32: 121 - 123.
    6. De Silva V. The award of Membership without examination. Psychiatr. Bull 2006; 30: 192 - 193.
    7. De Silva VA, Hanwella DRC,  Gunawardena N. Prevalence of betel chewing among males in Colombo and Polonnaruwa districts. Journal of the College of Community Physicians of Sri Lanka 2009; 14 (1): 2-23
    8. De Silva V. Management of anxiety disorders. The Sri Lanka Prescriber 2009; 17 (2) :10-12
    9. Rajasuriya M, De SilvaV., Hanwella R. Pharmacological management of bipolar disorder. Sri Lanka Journal of Psychiatry 2010; 1(2):32-38 DOI: 10.4038/sljpsyc.v1i2.2570
    10. De SilvaV., Hanwella R. Efficacy of clozapine in patients with chronic schizophrenia. Sri Lanka Journal of Psychiatry 2010; 1(2):47-50 DOI: 10.4038/sljpsyc.v1i2.2574
    11. Hanwella R, De Silva V.  Diabetes and impaired fasting glucose in Sri Lankan patients with schizophrenia. Sri Lanka Journal of Psychiatry 2010;1 (2):56-59 DOI: 10.4038/sljpsyc.v1i2.2576
    12. S. P. K. Dahanayake, N.Fernando,VA de Silva 2010 Electronic Patient Record System for a Psychiatry Unit in Sri Lanka Sri Lanka Journal of Bio-Medical Informatics 2010;1(4):214-22 DOI: 10.4038/sljbmi.v1i4.2250
    13. Hanwella R,De Silva V, Jayasekera N. Outcome of patients attending psychiatric out patients’ clinic of Sri Lanka Navy. Sri Lanka Journal of Psychiatry 2010; 1(1)    

Orations

Sri Lanka College of Psychiatrists Oration 2009

 Alcohol and tobacco use in Sri Lanka and its associations with poverty: a study of 4 Medical Officer of Health Areas

 Ceylon College of Physicians;Prof.K.Rajasuriya Memorial Oration-2013

From pesticides to medicinal drugs: suicide and deliberate self harm in Sri Lanka

 Faculty of Medicine Oration-2014

Trends in Suicide and deliberate self harm in Sri Lanka

 

 Research Awards

  1. Presidents Award for Scientific Publication-2010-2012
  2. University of Colombo Research Excellence Award-Faculty of Medicine, 2013
  3. HKT Fernando Prize- Sri Lanka Medical Association Annual Academic Sessions 2013

 

ACADEMIC AND PROFESSIONAL AWARDS

Senior Fellow of the Postgraduate Institute of Medicine, University of Colombo-Awarded in 2011

Fellow of the Sri Lanka College of Psychiatrists-Awarded in 2014

Books and Monographs

  •  Varuni de Silva, Raveen Hanwella. Handbook of Clinical Psychiatry: A Practical Guide. Kumaran Publishers. Chennai and Colombo 2012