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B.S.M.Samadarani Siriwardena Profile Picture

B.S.M.Samadarani Siriwardena

Professor

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Educational Qualifications
  • PhD in Dentistry, March 2009, Hiroshima University, Japan
  • MD in Oral Pathology, January 2013, University of Colombo, Sri Lanka
  • FRCPath – Oral Pathology, 2022, Royal College of Pathologists, United Kingdom
  • MPhil in Oral Pathology, August 2006, University of Peradeniya, Sri Lanka
  • BDS with honors, March 2000, University of Peradeniya, Sri Lanka
Experience
  • Professor, Department of Oral Pathology, RAK College of Dental Sciences, RAK Medical and Health Sciences University, UAE (Sep 2025 – Present)
  • Senior Professor, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Aug 2021 – Sep 2025)
  • Professor, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Feb 2018 – Aug 2021)
  • Fellow, Department of Oral and Maxillofacial Pathology, University of Sheffield, UK (Feb 2017 – Feb 2018)
  • Professor, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Aug 2013 – Feb 2017)
  • Lecturer, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Mar 2009 – Aug 2013)
  • Reader, PhD, Department of Oral and Maxillofacial Pathobiology, University of Hiroshima, Japan (Feb 2005 – Mar 2009)
  • Lecturer, Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Jan 2002 – Feb 2005)
  • Lecturer (contact basis), Department of Oral Pathology, Faculty of Dental Sciences, University of Peradeniya, Sri Lanka (Jun 2000 – Jan 2002)
Courses Taught
  • DOB 126 – Oral Biology and Tooth Morphology
  • DPM 211 – Practice Management
  • DOP 326 – Oral Pathology
  • DRP 503 – Research Project
  • MOB112 – Master of Dental Surgery in Orthodontics, Basic Sciences (Anatomy, Embryology, Genetics, Molecular Biology)
Publications

1. Kallarakkal, T. G., Siriwardena, B. S. M. S., Samaranayaka, A., Ekanayaka, R. P., & Tilakaratne, W. M. (2025). Prediction of Extranodal Extension in Oral Squamous Cell Carcinoma Using Demographic and Clinicopathological Variables. Journal of Oral Pathology & Medicine. https://doi.org/10.1111/jop.70086

2. RD Jayasinghe, BSMS Siriwardena. Clinical Aspects of Oral Cancer and Potentially Malignant Disorders with Special Relevance to South Asia. Annals of Maxillofacial Surgery 2025;14(2):128-136

3. BSMS Siriwardena, YC Goh, WM Tilakaratne. Analysis of Demographic Differences According to Histomorphological Subtypes of 1312 Cases of Ameloblastoma. Malays J Pathol. 2025;47(2):253-261

4. N Mohd Danil, BSMS Siriwardena, YC Goh, WM Tilakaratne. Expression of Interleukin 1-alpha, Interleukin 6 and CD10 in Predicting Recurrence of Ameloblastoma. Discover Oncology 2025;16(1):1390

5. L Jayasinghe, P Peiris, BSMS Siriwardena. Clinical and Histopathological Features of Oral Squamous Cell Carcinoma in Sri Lankan Young Adults. International Journal of Oral and Maxillofacial Surgery 2025;54:165

6. BSMS Siriwardena, K Hettiarachchi, R Jayasinghe. Clinical and Demographic Profile of Oral Lichen Planus in Sri Lanka: A Retrospective Study. European Oral Research 2025;59(1):1-6

7. Kallarakkal TG, Zaini ZM, Ghani WMN, Karen-Ng LP, Siriwardena BSMS, Cheong SC, Tilakaratne WM. Calibration Improves the Agreement in Grading Oral Epithelial Dysplasia—Findings from a National Workshop in Malaysia. J Oral Pathol Med. 2024;53(1):53-60

8. Baddevithana AK, Jayasinghe RD, Tilakaratne WM, Illeperuma RP, Siriwardena BSMS. Expression of Human Papillomavirus and the p16 Gene in Oral Potentially Malignant Disorders (OPMD): A Comparative Study with Oral Squamous Cell Carcinoma. Appl Immunohistochem Mol Morphol. 2023;31(5):331-338

9. Pilana Vithanage Kalani Shihanika H, Nadisha P, Bogahawatte Samarakoon Mudiyanselage Samadarani S, Ruwan Duminda J, Sriyani P, Tilakaratne WM. Controversies in Verrucopapillary Lesions of the Oral Cavity—A Systematic Review. Oral Dis. 2023;29(8):3049-3060

10. Kallarakkal TG, Siriwardena BSMS, Samaranayaka A, De Silva R, Tilakaratne WM. A Validated Predictive Model for Risk of Nodal Metastasis in Node-Negative Oral Squamous Cell Carcinoma of the Buccal Mucosa and Tongue. J Oral Pathol Med. 2022;51(5):436-443

Achievements
  • Prof Laksman Samaranayake Award for Best Researcher in Health Sciences, 2023, University of Peradeniya
  • Presidential Awards for Research (2003, 2004, 2006, 2007, 2008, 2009, 2012, 2014, 2015, 2018), National Research Council, Sri Lanka
  • Gold Medal for Best MD (Doctor of Medicine) Trainee, 2013
  • Monbukagakusho Scholarship for PhD Program (Oct 2004 – Mar 2009), Hiroshima University, Japan
  • Award for Most Encouraged Research Student by Alumni Association of Hiroshima University, 2009
  • Research presentation “Periostin Plays a Role in Invasion and Metastasis in Oral Cancer” selected as one of the top 3 presentations, Hiroshima University Dental Society, 2008
  • Commendable papers in symposia (2000, 2001, 2003, 2016, 2017, 2018, 2021)