Dr. Erandika Warunie Kosgallana
Lecturer
 
Research Articles
  1. Kosgallana EW, Jayarathna MJS, Jayawardana WJBSMS. Punctuality: A Cornerstone of Professionalism for Medical Students. Sri Lanka Anatomy Journal. 2024;8(2):94–97. DOI: https://doi.org/10.4038/slaj.v8i2.255

  2. Amaratunga HA, Kariyawasam PRC, Adikari AAV, Chandrasekara SH, Rajapaksha TC, Athukorala KADCK, Jayawardana WJBSMS, Jayarathna MJS, Kosgallana EW, Pathirana LYV, Dissanayake DRKC and Dissanayake JK. Anatomical Variations of the Brachial Plexus: A Cadaveric Study. Sri Lanka Anatomy Journal. 2024;8(2):36–45. DOI: https://doi.org/10.4038/slaj.v8i2.250

  3. Kosgallana EW, Eshwara JM, Madhuwantha UVP, Gunarathne HMMM, Fernando ARM and Perera UTD (2024) ‘Gastric Diverticulum: A Case Report with a Brief Literature Review’. Sri Lanka Anatomy Journal. 2024;8(1):86-90. Doi:https://10.4038/slaj.v8i1.227

  4. Jayarathna MJS, Gunasena HR, Rajamanthree PS, Rukmal RKPB, Kalani JADM, Yatiwella NM,Wijerathne, M.R. Wijerathne and Kosgallana EW. Student performance in anatomy examinations depending on the modes of learning/teaching: onsite or online. Asian Journal of Internal Medicine. 2024;3(2):13-19. DOI: https://doi.org/10.4038/ajim.v3i2.169

  5. Jayarathna MJS, Hewagampalage SC, Kosgallana EW, Udupihille J, Amaratunga HA. A Rare Variant of the Portal Vein Formation. Sri Lanka Journal of Medicine. 2024;33(1):67-71. DOI: https://doi.org/10.4038/sljm.v33i1.476

  6. Kosgallana, E.W., Use of ChatGPT in anatomy learning: A tool to be used wisely. Sri Lanka Anatomy Journal. 2023;7(1), p.60-62.DOI: https://doi.org/10.4038/slaj.v7i1.184

  7. Kosgallana EW, Malaviarachchi S, Wijetunge S, Prematilleke IV. Histological Evaluation of Tumour Infiltrating Lymphocytes in DNA Mismatch Repair Deficient Colorectal Carcinoma. Sri Lanka Journal of Cancer. 2022;3(1):19-26.

  8. Kosgallana, E.W., Eshwara, J.M., Nawarathna, L.S. and Dissanayake, J. Morphometric Analysis of Peroneus Tertius and Extensor Digitorum Longus. Sri Lanka Anatomy Journal, 2022;6(2): 39-47.DOI: https://doi.org/10.4038/slaj.v6i2.145

  9. Madhushani H. A. U., Dayarathna H. M. N., Fahd M., Dahanayaka S. Y. W., Kaluarachchi K. K. N. T., Herath H. M. G. S., Pahalawattage N. J., Marapana M. D. W. A. B., Kosgallana E. W., Amaratunga H. A. Effectiveness of conducting online objective structured practical examination (OSPE) in anatomy among first year medical undergraduates. Sri Lanka Anatomy Journal, 2022;6(2): 34-38. DOI: https://doi.org/10.4038/slaj.v6i2.147

  10. Kosgallana EW, Eshwara JM, Dissanayake J. Morphological diversity of peroneus tertius: a cadaveric study. Sri Lanka Anatomy Journal. 2021;5(1):45–52. DOI: http://doi.org/10.4038/slaj.v5i1.133

  11. Kosgallana EW, Jayasankita PN, Jayaweera AK, Supunsara HMG, Adikari SB, Amaratunga HA. Online anatomy education during COVID 19 pandemic period among pre-clinical medical students: an experience of University of Peradeniya. Sri Lanka Anatomy Journal. 2021;5(1):35–44. DOI: http://doi.org/10.4038/slaj.v5i1.132
Research Conference Presentations/ Published Abstracts
  1. Kosgallana E.W. , Wijetunge S., Malaviarachchi S.L., Hegoda G.S.S., Prematilleke I.V. (2024) Colorectal carcinomas with a mucinous component and its association with TNM stage. College of Pathologists of Sri Lanka International Conference 2024, Oct 17-19, Sri Lanka, p.45 (Received the award for third best oral presentation).

  2. Eshwara J.M., Perera U.T.D., Fernando A.R.M., Weerakkody P.G.J.A., Bogahawatta P.M.B.A.,  Perera A.N., Withana R.L., Kosgallana E.W. (2024) Non-Viable Ovary and Fallopian Tube in a Strangulated Femoral Hernia: A Case Report. 46th Annual Academic Sessions 2024 Kandy Society of Medicine, Feb 08-09, Sri Lanka, p.120

  3. Hewagampalage S.C., Kosgallana E.W., Jayarathna M.J.S., Perera G.G.N.D., Gunasekara S.K.V. (2024)  Variations of Henle's Gastrocolic Trunk: A Cadaveric Study. 46th Annual Academic Sessions 2024 Kandy Society of Medicine, Feb 08-09, Sri Lanka, p.48

  4. Jayarathna M.J.S., Hewagampalage S.C., Kosgallana E.W., Amaratunga H.A. (2024) A Rare Variant of the Origin of the Portal Vein: A Cadaveric Case Report. 46th Annual Academic Sessions 2024 Kandy Society of Medicine, Feb 08-09, Sri Lanka, p.99

  5. Kosgallana E.W., Malaviarachchi S.L., Wijetunge S., Gamage B.D., Prematilleke I.V. (2023) Predictive value of Tumour Infiltrating Lymphocytes for TNM stage in Neoadjuvant Treated versus Untreated Colorectal Cancers. Journal of Gastroenterology and Hepatology. 2023;38(S3):329. DOI: https://doi.org/10.1111/jgh.16422
  6. Presented at Asia Pacific Digestive Week 2023, Dec 6-9, Bangkok, Thailand.

  7. Gunaratne S.P.P., Abeykoon A.M.P.A., Hewagampalage S.C., Perera G.G.N.D., Jayarathna D.T.G.H.D., Amaratunga H.A., Kosgallana E.W. (2023) Trifurcation of Left Coronary Artery found during routine dissections at Faculty of Medicine, University of Peradeniya: A Cadaveric Case Report. Anatomical Society of Sri Lanka Annual Academic Sessions 2023, Nov 04, Sri Lanka, p. 27

  8. Jayarathna J.S., Gunasena H.R., Rajamanthree P.S., Rukmal R.K.P.B., Kalani J.A.D.M.,

  9. Yatiwella N.M., Wijerantne M., Kosgallana E.W. (2023) Comparison on Effectivity of Online vs Onsite Anatomy Teaching/Learning among Medical Undergraduates in a Sri Lankan Medical Faculty. Anatomical Society of Sri Lanka Annual Academic Sessions 2023, Nov 04, Sri Lanka, p. 22

  10. Kosgallana E.W., Wijetunge S., Malaviarachchi S.L., Hegoda G.S.S., Prematilleke I.V. (2023) Tumour budding and its association with the TNM stage in neoadjuvant treated and untreated colorectal cancers. College of Pathologists of Sri Lanka Annual Academic Sessions 2023, Oct 20-21, Sri Lanka, p.49  (Received the award for third best oral presentation).

  11. Kosgallana E.W., Wijetunge S., Malaviarachchi S.L., Prematilleke I.V. (2023) Correlation between Peritumoral Inflammation and Tumour Infiltrating Lymphocytes with the TNM stage in Colorectal Cancer. The Royal College of Radiologists Open. 2023;1(S1) DOI: https://doi.org/10.1016/j.rcro.2023.100044

  12. Presented at Clinical Oncology Wormald Fund Competition 2023, Royal College of Radiologists Annual Conference 2023, October 12-13, London, UK.

  13. Kosgallana E.W., Wijetunge S., Malaviarachchi S.L., Prathapan S., Prematilleke I.V. (2023) Tumour Budding as a Predictor for Lymphovascular Invasion in Colorectal Cancer. Sri Lanka Medical Association 136th Anniversary International Medical Congress 2023, July 25-28, Sri Lanka, p.93

  14. Kosgallana E.W., Wijetunge S., Malaviarachchi S.L., Kumarasinghe I., Ratnayake P., Ratnatunga K.C., Kandegedara S.L., Gamage B.D., Prathapan S., Prematilleke I.V. (2023) Association of tumour budding and clinicopathological characteristics in colorectal cancer from four tertiary care centres in Sri Lanka. International Conference on Medical Sciences (ICM) 2023, June 8-9, Sri Lanka, p.36

  15. Kosgallana E.W., Malaviarachchi S.L., Wijetunge S., Ekanayake E.M.U.J.B.,Ratnatunga K.C., Gamage B.D., Kandegedara S.L., Hilmi A.J., Prematilleke I.V. (2022) Evaluation of Clinicopathological Features associated with DNA Mismatch Repair Deficiency in a Cohort of Colorectal Cancer Patients in Sri Lanka. 9th International Conference on Multidisciplinary Approaches, Dec 16-17, Sri Lanka, p.68 

  16. Kosgallana E.W., Wijetunge S., Malaviarachchi S.L., Ratnatunga K.C., Kandegedara S.L., Ratnayake P., Ranawaka R.A.A.U., Gamage B.D., Prematilleke I.V. (2022 )Association of Tumour Infiltrating Lymphocytes with TNM stage of colorectal carcinoma. 17th SAARC Federation of Oncologists International Cancer Conference & The Sri Lanka College of Oncologists Annual Academic Sessions, Dec 8-10, Sri Lanka, p.20

  17. Madhushani H. A. U., Dayarathna H. M. N., Fahd M., Dahanayaka S. Y. W., Kaluarachchi K. K. N. T., Herath H. M. G. S., Pahalawattage N. J., Marapana M. D. W.A. B., Kosgallana E. W., Amaratunga H. A. (2021) Effectiveness of conducting Online Objective Structured Practical Examination (OSPE) in Anatomy among 1st Year Medical Undergraduates of University of Peradeniya. International Symposium of Rajarata University 2021, Dec 21-22, Sri Lanka, p.55 

  18. (Best Oral Presentation in the track of Education, Language and Distance Learning: E.W. Kosgallana)

  19. Pahalawattage N.J., Jayaweera A.K., Kosgallana E.W., Herath H.M.G.S., Marapana M.D.W.A., Pathirana L.Y.V., Adikari S.B. & Amaratunga H.A. (2021) Knowledge regarding COVID-19 among Final Year Medical, Dental and Allied Health Sciences Students of University of Peradeniya. Proceedings of Peradeniya University International Research Sessions 2021, Vol. 23, Nov 11-12, Sri Lanka, p.287.

  20. Pahalawattage N.J., Jayaweera A.K., Kosgallana E.W., Hearath H.M.G.S., Adikari S.B. & Amaratunga H.A. (2021) Psycho-Social and Health Related Problems Faced by Pre-Clinical Students during Online Learning at Faculty of Medicine, University of Peradeniya. Proceedings of Peradeniya University International Research Sessions 2021, Vol. 23, Nov 11-12, Sri Lanka, p.284

  21. Kosgallana E.W., Pahalawattage N.J., Jayaweera A.K., Hearath H.M.G.S., Adikari S.B. & Amaratunga H.A. (2021) Attitude towards Online Learning/Teaching in Anatomy during COVID-19 Pandemic Period among Pre-Clinical Students in Faculty of Medicine, University of Peradeniya, Proceedings of Peradeniya University International Research Sessions 2021, Vol. 23, Nov 11-12, Sri Lanka, p.38

  22. Kosgallana E. W., Eshwara J. M., Nawarathna L. S., Dissanayake J. K. (2021) Quantitative Characteristics of Peroneus Tertius and Extensor Digitorum Longus: A Cadaver-Based Study. Proceedings of Peradeniya University International Research Sessions 2021, Vol. 23, Nov 11-12, Sri Lanka, p.285.

  23. Kosgallana, E. W., Eshwara, J. M., & Jayasundara, J. M. L. B. (2021). The Experience of a Single Surgical Unit: Utility of POSSUM Score with Laparoscopic Cholecystectomy. The Kandy Society of Medicine-Annual Academic Session 2021, April 7-9, p.82.

  24. Kosgallana, E. W., Eshwara, J. M., & Dissanayake, J. K. (2019). Anatomical Variation of Peroneus Tertius Muscle Found During Routine Anatomy Dissection. Proceedings of the Peradeniya University International Research Session, SriLanka - 2019, Vol. 22, p.165.

  25. Kosgallana, E. W., Eshwara, J. M., & Dissanayake, J. K. (2019). Anatomical variations of Peroneus tertius and extensor digitorum longus muscles: cadaveric study. Sri Lanka Anatomy Journal, 3(2), p.95. https://doi.org/http://doi.org/10.4038/slaj.v3i2.81

  26. Eshwara, J. M., Kosgallana, E. W., & Dissanayake, J. K. (2019). A case report of a high division of Extensor digitorum longus. Sri Lanka Anatomy Journal, 3(2), p.117. https://doi.org/http://doi.org/10.4038/slaj.v3i2.103

  27. Kosgallana, E. W., Kugathasan, V., Kaduruwewa, R., Kaluarachchi, K., Karunadasa, N., Karunapala, G., Karunarathne, K., Karunarathne, K., Karunarathne, K., Katawala, S., Kaushalya, K., Kodithuwakku, A., & Fernando, P. (2016). Pattern of Internet Use by Undergraduate Students of the Faculty of Medicine: A Case of University of Peradeniya, Sri Lanka. Proceedings of the Peradeniya University International Research Sessions 2016, p.36.
 
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