Dr. Ashani Ratnayake
Lecturer
 
Original research papers published in peer reviewed journals
  1. Ratnayake A, Kumarihamy P, Gunaratne S, Abeysinghe H, Perera S, et al. Silent hypoxaemia in COVID-19: Journey through ICU. J Clin Images Med Case Rep. 2021; 2(5): 1317.

  2. Ratnayake A, Kumarihamy P, Gunaratne S, Abeysinghe H, Wickramasinghe N. Severe COVID pneumonia complicated with transient diabetic ketoacidosis in a diabetes-naive patient: A case report and literature review. J Clin Images Med Case Rep. 2021; 2(5): 1315.

  3. Kumarihamy P, Gunaratne S, Ratnayake A, Abeysinghe H, Perera S, et al. (2021) A Case of COVID-19 Infection Associated with Severe Cold Agglutinin Autoimmune Haemolytic Anaemia. Clin Med Rev Case Rep 8:358. doi.org/10.23937/2378-3656/1410358

  4. Kumarihamy P, Ratnayake A, Gunaratne S, Abeysinghe H. Perera S. Dengue and SARS-CoV-2 co-infection: A case series from Sri Lanka and literature review. J Clin Images Med Case Rep. 2021; 2(5): 1343.

  5. Kumarihamy P, Ratnayake A, Abeysinghe H, Perera S, Ekanayake S. Life-threatening secondary infection in a patient with Covid-19 pneumonia treated with tocilizumab: A picture series. J Clin Images Med Case Rep. 2021; 2(5): 1324.

  6. Ashani Ratnayake, Prabhashini Kumarihamy, Sujeewa Gunaratne, Hiranya Abeysinghe, Sahan Perera, Shirley Ekanayake, "Different Outcomes of “Silent Hypoxia” in Patients with COVID-19 Pneumonia: A Case Series and Literature Review", Case Reports in Critical Care, vol. 2021, Article ID 1215274, 6 pages, 2021. https://doi.org/10.1155/2021/1215274

  7. Niraj G, Tariq Z, Ratnayake A, Jackson BL, Ahson M, Kamel Y, Kaushik V. Effectiveness of ESPITO analgesia in enhancing recovery in patients undergoing open radical cystectomy when compared to a contemporaneous cohort receiving standard analgesia: an observational study. Scand J Pain. 2020 Nov 3:/j/sjpain.ahead-of-print/sjpain-2020-0118/sjpain-2020-0118.xml. doi: 10.1515/sjpain-2020-0118. Epub ahead of print. PMID: 33141111.doi: https://doi.org/10.1515/sjpain-2020-0118

  8. Ratnayake, Ashani, Goh, Lihxuan, Woolsey, Lee, Thawale, Roshan, Jackson, Benjamin L. and Niraj, G.. "Erector spinae plane and intra thecal opioid (ESPITO) analgesia in radical nephrectomy utilising a rooftop incision: novel alternative to thoracic epidural analgesia and systemic morphine: a case series" Scandinavian Journal of Pain, vol. 20, no. 4, 2020, pp. 847-851. https://doi.org/10.1515/sjpain-2020-0034

  9. D Kumarasinghe , A Ratnayake , P Desilva, V Pinto Superior sagittal sinus thrombosis in a patient presenting with pregnancy induced hypertension and eclampsia. Sri Lankan Journal of Anaesthesiology: 25(1):50-52(2017) DOI: 10.4038/slja.v25i1.8193

  10. Dharmaratne S, Agampodi S, Dassanayaka S, Kumarihami P, Ratnayake A, Wickramathilake S. Disease Burden Assessment Beyond In-patient Data: A Morbidity Profile Assessment of Outpatients. Int J Prev Med. 2012;3(10):730-732.

  11. Agampodi, S.B., Dharmaratne, S.D., Thevanesam, V. et al. Incidence and effects of Varicella Zoster Virus infection on academic activities of medical undergraduates - a five-year follow-up study from Sri Lanka. BMC Infect Dis 10, 117 (2010). https://doi.org/10.1186/1471-2334-10-117
Abstracts presented at conference proceedings
  1. Emergency intubation of critically ill COVID-19 patients using conventional laryngoscope: a descriptive observational study : Ashani Ratnayake, Ayeshani Rajapakse, Amila Jayasinghe, Prabhashini Kumarihamy : Presented at the proceedings of Annual Academic Sessions of Sri Lanka College of Anaesthesiologists on 22.01.2022

  2. Outcome of critically ill COVID-19 patients with diabetes : experience from a single centre. Ashani Ratnayake, Ayeshani Rajapakse, Prabhashini Kumarihamy, S D K Medagama

  3. Thrombocytopaenia in critically ill COVID-19 patients: An observational study from a single centre : Ashani Ratnayake, Prabhashini Kumarihamy, Ayeshani Rajapakse : At the proceedings of the State of the art conference 2021 of Intensive care society, United Kingdom (virtual conference) on 7.12.2021

  4. Building the state of the art from the hearts of our people : Ashani Ratnayake : At the proceedings of the State of the art conference 2021 of Intensive care society, United Kingdom (virtual conference) on 7.12.2021

  5. Outcome of hypertensive patients with COVID-19 : Ayeshani Rajapakse, Ashani Ratnayake, Prabhashini Kumarihamy. At the proceedings of the State of the art conference 2021 of Intensive care society, United Kingdom (virtual conference) on 7.12.2021

  6. Laborotary investigations on admission as predictors of outcome in symptomatic COVID-19 patients: Retrospective observational study from a single centre. Prabhashini Kumarihamy, Ashani Ratnayake , Sujeewa Gunathilake, Hiranya Abeysinghe : Presented at the proceedings of the Annual academic sessions of College of Internal Medicine Sri Lanka 2021

  7. Maintaining surgical services for non-COVID patients in a COVID dedicated hospital- a successful quality improvement project from central Sri Lanka- Presented at the Proceedings of Evidenced based peri operative Medicine Conference (EBPOM) Ireland – Virtual congress on 21-23 September 2021 https://virtual.oxfordabstracts.com/#/event/2409/poster-gallery/grid?sort=titles&current=25

  8. Comparison of the quick sequential organ failure assessment and systemic inflammatory response syndrome criteria for predicting sepsis in patients admitted to intensive care unit – study from a low-income setting: Ashani Ratnayake, Chamika Wanigasundara Presented at the proceedings of the 1st virtual international fluid academy days(iFAD) congress held on 23rd to 25th of November 2020

  9. Analysis of sleep quality following gynaecological surgeries under general anaesthesia; a retrospective observational study _  Ashani Ratnayake, Amila Jayasinghe : presented at free papers Annual Scientific sessions 2018 – College of Anaesthesiologists of Sri Lanka.

  10. Anaphylaxis under anaesthesia, a diagnostic challenge-Ashani Ratnayake, Anurangani Vithana : placed 2nd at the proceedings of Annual academic sessions of College of Emergency Medicine and Critical care, Sri Lanka 2017 November

  11. Effectiveness of combination of paravertebral block and intraoperative blockade of Long thoracic and Thoracodorsal nerve in post operative pain relief after mastectomy and axillary clearance- A randomized single blinded study- Ashani Ratnayake, Sidarshi Kiriwaththuduwa, Dinithi Aththanayake, K U Senevirathne, Harsha Perera : for free papers- Annual Scientific Sessions 2016- College of Anaesthesiologists of Sri Lanka

  12. Ultrasound assessment of anatomical variations of relationship between internal jugular vein to the common carotid artery in neonates and infants- K U Senevirathne, Ashani Ratnayake, Sakunthala Peiris At the proceedings of Annual academic Sessions 2016-Kandy society of Medicine

  13. Variation in the anatomical relationship of the internal jugular vein to the common carotid artery with the degree of head rotation; a guide to central venous cannulation- K U Senevirathne, Ashani Ratnayake, Vasanti Pinto at the proceedings of the Annual academic Sessions 2016- Kandy Society of Medicine

  14.  Relationship of the internal jugular vein to the common carotid artery at the level of cricoid cartilage; ‘How sure should we be’ K U Senevirathne, Ashani Ratnayake at the 31st scientific sessions of college of anaesthesiologists and Intensivists- for LMV Atygalle price competition on  31/01/2015

  15. Disease Pattern in Out Patient Department Attendance in the Teaching Hospital, Peradeniya. 31st Annual academic sessions of Kandy Society of Medicine. Kandy, 2009

  16. Trend analysis of Out Patient Department Attendance in the Teaching Hospital, Peradeniya. 31st Annual academic sessions of Kandy Society of Medicine. Kandy, 2009

  17. Incidence and effects of Varicella Zoster Virus Infection on academic activities of medical undergraduates - a Five Year Follow-Up Study from Sri Lanka. 10th South East Asia Regional Scientific Meeting of the International Epidemiological Association 23rd - 26th May 2010, Colombo, Sri Lanka
Audits
  1. Peri operative management of emergency renal transplant- conducted in Leicester general Hospital
  2. Audit on appropriateness of antibiotic prescription. – conducted in Intensive care unit- Leicester General hospital
 
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