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Contact Details

Phone
64 3 470 3556
Email
harsha.desilva@otago.ac.nz
Position
Associate Professor
Department
Department of Oral Diagnostic and Surgical Sciences
Qualifications
BDS MS DClinDent FDSRCS FFDRCS
Research summary
Oral and Maxillofacial Surgery

Research

Clinical and systematic review-based research in oral and maxillofacial surgery including dento-alveolar surgery, maxillofacial trauma, dental implantology and other clinical aspects of the specialty with a special interest in studying clinicopathological behaviour of oral potentially malignant disorders.

Publications

Praganta, J., De Silva, H., De Silva, R., Tong, D. C., & Thomson, W. M. (2024). Effect of advanced platelet-rich fibrin (A-PRF) on postoperative level of pain and swelling following third molar surgery. Journal of Oral & Maxillofacial Surgery. Advance online publication. doi: 10.1016/j.joms.2024.02.003

De Silva, H. L., & Seo, B. (2023). Blue-purple lump on the lip: Haemangioma/vascular anomaly. In W. M. Tilakaratne & T. G. Kallarakkal (Eds.), Clinicopathological correlation of oral diseases. (pp. 129-140). Cham, Switzerland: Springer Nature. doi: 10.1007/978-3-031-24408-7_12

Edirisinghe, S. T., Devmini, T., Pathmaperuma, S., Weerasekera, M., de Silva, K., Liyanage, I., … Rich, A., De Silva, H., Hussaini, H., … Yasawardene, S. (2023). Risk assessment of alcohol consumption for oral cancer: A case-control study in patients attending the National Cancer Institute (Apeksha Hospital, Maharagama) of Sri Lanka. Asian Pacific Journal of Cancer Prevention, 24, 1181-1185. doi: 10.31557/apjcp.2023.24.4.1181

Edirisinghe, S. T., Weerasekera, M., De Silva, D. K., Devmini, M. T., Pathmaperuma, S., Wijesinghe, G. K., … Hussaini, H., Rich, A. M., De Silva, H., Milne, T., … Yasawardene, S. (2023). Vascular Endothelial Growth Factor A (VEGF-A) and Vascular Endothelial Growth Factor Receptor 2 (VEGFR-2) as potential biomarkers for oral squamous cell carcinoma: A Sri Lankan study. Asian Pacific Journal of Cancer Prevention, 24(1), 267-274. doi: 10.31557/apjcp.2023.24.1.267

Yu, S., De Silva, H., Narsinh, P., Marra, J., Fong, A., & Dias, G. (2023). Assessing the feasibility of using autogenous maxillary bone graft to repair isolated orbital floor fractures: A pilot study using CT measurements. Oral Surgery, 16(1), 41-46. doi: 10.1111/ors.12756

De Silva, H. L., & Seo, B. (2023). Blue-purple lump on the lip: Haemangioma/vascular anomaly. In W. M. Tilakaratne & T. G. Kallarakkal (Eds.), Clinicopathological correlation of oral diseases. (pp. 129-140). Cham, Switzerland: Springer Nature. doi: 10.1007/978-3-031-24408-7_12

Chapter in Book - Research

Praganta, J., De Silva, H., De Silva, R., Tong, D. C., & Thomson, W. M. (2024). Effect of advanced platelet-rich fibrin (A-PRF) on postoperative level of pain and swelling following third molar surgery. Journal of Oral & Maxillofacial Surgery. Advance online publication. doi: 10.1016/j.joms.2024.02.003

Journal - Research Article

Edirisinghe, S. T., Devmini, T., Pathmaperuma, S., Weerasekera, M., de Silva, K., Liyanage, I., … Rich, A., De Silva, H., Hussaini, H., … Yasawardene, S. (2023). Risk assessment of alcohol consumption for oral cancer: A case-control study in patients attending the National Cancer Institute (Apeksha Hospital, Maharagama) of Sri Lanka. Asian Pacific Journal of Cancer Prevention, 24, 1181-1185. doi: 10.31557/apjcp.2023.24.4.1181

Journal - Research Article

Edirisinghe, S. T., Weerasekera, M., De Silva, D. K., Devmini, M. T., Pathmaperuma, S., Wijesinghe, G. K., … Hussaini, H., Rich, A. M., De Silva, H., Milne, T., … Yasawardene, S. (2023). Vascular Endothelial Growth Factor A (VEGF-A) and Vascular Endothelial Growth Factor Receptor 2 (VEGFR-2) as potential biomarkers for oral squamous cell carcinoma: A Sri Lankan study. Asian Pacific Journal of Cancer Prevention, 24(1), 267-274. doi: 10.31557/apjcp.2023.24.1.267

Journal - Research Article

Yu, S., De Silva, H., Narsinh, P., Marra, J., Fong, A., & Dias, G. (2023). Assessing the feasibility of using autogenous maxillary bone graft to repair isolated orbital floor fractures: A pilot study using CT measurements. Oral Surgery, 16(1), 41-46. doi: 10.1111/ors.12756

Journal - Research Article

Edirisinghe, S. T., Weerasekera, M., De Silva, D. K., Liyanage, I., Niluka, M., Madushika, K., … Rich, A. M., De Silva, H., Hussaini, H. M., … Yasawardene, S. (2022). The risk of oral cancer among different categorise tobacco smoking exposure in Sri Lanka. Asian Pacific Journal of Cancer Prevention, 23, 2929-2935. doi: 10.31557/apjcp.2022.23.9.2929

Journal - Research Article

Tay, W. Z., Dong, F., Kalmadin, N. I., Hussaini, H. M., De Silva, H. L., & Rich, A. M. (2022). PD-L1 expression in non-dysplastic, dysplastic and oral squamous cell carcinoma samples. New Zealand Dental Journal, 118(1), 15-24.

Journal - Research Article

Wu, T. Y., Sun, G., De Silva, H., & Thomson, W. M. (2021). New Zealand general dental practitioners' perspectives on medication related to osteonecrosis of the jaw. New Zealand Dental Journal, 117(4), 202-210.

Journal - Research Article

Lamb, A. W., Hong, C. L., De Silva, H. L., Thomson, W. M., & Broadbent, J. M. (2019). New Zealand oral health practitioners' cross-infection control practices. New Zealand Dental Journal, 115(1), 5-10.

Journal - Research Article

Best, A. D., De Silva, R. K., Thomson, W. M., Tong, D. C., Cameron, C. M., & De Silva, H. L. (2017). Efficacy of codeine when added to paracetamol (acetaminophen) and ibuprofen for relief of postoperative pain after surgical removal of impacted third molars: A double-blinded randomised control trial. Journal of Oral & Maxillofacial Surgery, 75(10), 2063-2069. doi: 10.1016/j.joms.2017.04.045

Journal - Research Article

De Silva, N., Samanmali, R., & De Silva, H. L. (2017). Managing occupational stress of professionals in large construction projects. Journal of Engineering, Design & Technology, 15(4), 488-504. doi: 10.1108/JEDT-09-2016-0066

Journal - Research Article

Hong, C. L., Lamb, A. W., Broadbent, J. M., De Silva, H. L., & Thomson, W. M. (2017). An update on New Zealand oral health practitioners’ preparedness for medical emergencies. New Zealand Dental Journal, 113(4), 5-12.

Journal - Research Article

Siddiqi, A., Niazi, M. I. K., De Silva, H., Firth, N., Konthasingha, P., & Zafar, S. (2017). Percutaneous exposure incidents: A review of practice and awareness of current protocols at a dental faculty. Oral Surgery, 10(4), e80-e87. doi: 10.1111/ors.12282

Journal - Research Article

Coetzee, A., Goodhew, E. L., De Silva, H. L., & Thomson, W. M. (2016). Steroid prophylaxis: The knowledge and practices of New Zealand General Dental Practitioners. New Zealand Dental Journal, 112(4), 102-107.

Journal - Research Article

Friedlander, L. T., Hussaini, H., Cullinan, M. P., Seymour, G. J., De Silva, R. K., De Silva, H., Cameron, C., & Rich, A. M. (2015). VEGF and VEGFR2 in dentigerous cysts associated with impacted third molars. Pathology, 47(5), 446-451. doi: 10.1097/pat.0000000000000272

Journal - Research Article

Jung, T. K., De Silva, H. L., Konthasingha, P. P., & Tong, D. C. (2015). Trends in paediatric maxillofacial trauma presenting to Dunedin Hospital, 2006 to 2012. New Zealand Dental Journal, 111(2), 76-79.

Journal - Research Article

Choi, H. J., De Silva, R. K., Tong, D. C., De Silva, H. L., Love, R. M., & Athens, J. (2013). The thickness of parietal bones in a New Zealand sample of cadaveric skulls in relation to calvarial bone graft. Craniomaxillofacial Trauma & Reconstruction, 6(2), 115-120. doi: 10.1055/s-0033-1343788

Journal - Research Article

Ng, D., De Silva, R. K., Smit, R., De Silva, H., & Farella, M. (2013). Facial attractiveness of skeletal Class II patients before and after mandibular advancement surgery as perceived by people with different backgrounds. European Journal of Orthodontics, 35(4), 515-520. doi: 10.1093/ejo/cjs028

Journal - Research Article

Campbell, D. I., De Silva, R. K., De Silva, H., Sinon, S. H., & Rich, A. M. (2011). Temporomandibular joint synovial chondromatosis with intracranial extension: A review and observations of patient observed for 4 years. Journal of Oral & Maxillofacial Surgery, 69(8), 2247-2252. doi: 10.1016/j.joms.2010.10.042

Journal - Research Article

Dias, D. K., De Silva, H. L., & Senadeera, W. M. (2011). Mid-maxillary distraction osteogenesis of cleft patients using a special custom-made tooth-borne device. Ceylon Medical Journal, 56(3), 108-111.

Journal - Research Article

Jattan, R., De Silva, H. L., De Silva, R. K., Rich, A. M., & Love, R. M. (2011). A case series of odontogenic keratocysts from a New Zealand population over a 20-year period. New Zealand Dental Journal, 107(4), 112-116.

Journal - Research Article

Parton, A. L., Tong, D. C., De Silva, H. L., Farella, M., & De Silva, R. K. (2011). A nine-year review of orthognathic surgery at the University of Otago. New Zealand Dental Journal, 107(4), 117-120.

Journal - Research Article

Patel, K. J., De Silva, H. L., Tong, D. C., & Love, R. M. (2011). Concordance between clinical and histopathologic diagnoses of oral mucosal lesions. Journal of Oral & Maxillofacial Surgery, 69(1), 125-133. doi: 10.1016/j.joms.2010.07.075

Journal - Research Article

De Silva, H. L. (2009). Management of odontogenic infections. New Zealand Dental Association News, 147, 14-16.

Journal - Research Article

Naidoo, R. J., De Silva, H. L., & Tong, D. C. (2009). Full frontal: Considerations in a 16-year-old rugby player with a frontal sinus fracture. New Zealand Dental Journal, 105(2), 51-55.

Journal - Research Article

Won, J., De Silva, H. L., & De Silva, R. K. (2020). A diagnostic dilemma: An unusually large osteochondroma of the mandibular condyle and temporo-mandibular dysfunction. Oral Surgery, 13, 164-167. doi: 10.1111/ors.12471

Journal - Research Other

Won, J., De Silva, H. L., De Silva, R. K., & Colambage, S. (2020). An unusual lingual lesion: Actinomycosis of the tongue. Oral Surgery, 13(1), 33-36. doi: 10.1111/ors.12437

Journal - Research Other

Dias, D. K., De Silva, H. L., & Shanmuganadan, S. (2010). Nasopharyngeal carcinoma: Presenting with symptoms mimicking dental disease [Case report]. Sri Lanka Dental Journal, 40(1), 35-44.

Journal - Research Other

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