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P. Weerawansa · SciRah

Researcher profile · Semantic Scholar

P. Weerawansa

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P. Weerawansa — researcher profile on SciRah

h-index: 6
Works: 36
Citations: 350

Most-cited papers

Regional Differences of Leptospirosis in Sri Lanka: Observations from a Flood-Associated Outbreak in 2011
S. Agampodi, N. J. Dahanayaka, A. K. Bandaranayaka, M. Perera +4 more
2014PLoS Neglected Tropical Diseases93 citations Open access
Semantic Scholar
Neuromuscular Effects of Common Krait (Bungarus caeruleus) Envenoming in Sri Lanka
Anjana Silva, K. Maduwage, M. Sedgwick, S. Pilapitiya +6 more
2016PLoS Neglected Tropical Diseases85 citations Open access
Semantic Scholar
Neurotoxicity in Russell’s viper (Daboia russelii) envenoming in Sri Lanka: a clinical and neurophysiological study
Anjana Silva, K. Maduwage, M. Sedgwick, S. Pilapitiya +5 more
2016Clinical toxicology72 citations
Semantic Scholar
Time delays in treatment of snakebite patients in rural Sri Lanka and the need for rapid diagnostic tests
Anjana Silva, J. Hlusicka, Nipuna Siribaddana, S. Waiddyanatha +6 more
2020PLoS Neglected Tropical Diseases45 citations Open access
Semantic Scholar
Selected Liver Markers in Predicting the Severity of Organophosphate and Carbamate Poisoning
R. Senarathne, U. Hettiaratchi, L. Athiththan, H. Peiris +4 more
2022Journal of Environmental and Public Health18 citations Open access
Semantic Scholar
The 2013 measles outbreak in Sri Lanka: experience from a rural district and implications for measles elimination goals
N. Dahanayaka, S. Pahalagamage, R. Ganegama, P. Weerawansa +1 more
2015Infectious Diseases of Poverty12 citations Open access
Semantic Scholar
Kounis syndrome following an anaphylactic reaction to antivenom in a patient with Russell's viper (Daboia russelii) bite: A case report.
Supun Wedasingha, C. Sarathchandra, P. Weerawansa, Thilina Rathnasekara +3 more
2022Toxicon6 citations
Semantic Scholar
Sub-clinical neuromuscular dysfunction after envenoming by Merrem’s hump-nosed pit viper (Hypnale hypnale)
Anjana Silva, E. Sedgwick, P. Weerawansa, S. Pilapitiya +4 more
2019Toxicology Communications5 citations Open access
Semantic Scholar
Demographic, exposure, clinical, biochemical and diagnostic data of febrile patients recruited for the largest field study on leptospirosis in Sri Lanka
S. Agampodi, J. Warnasekara, S. Siribaddana, S. Kularatna +12 more
2022Data in Brief4 citations Open access
Semantic Scholar
Acinetobacter baumannii Causing Complex Parapneumonic Effusion in a Community-Living Immunocompetent Host: A Case Report
D. Abeyrathna, L. Wijekoon, C. Kumarasinghe, P. Weerawansa +1 more
2025Cureus3 citations Open access
Semantic Scholar
Case report on Southeast Asian ovalocytosis: A patient with type 1 renal tubular acidosis and an asymptomatic patient incidentally found
Rushanthini Seevaamirtham, C. Sarathchandra, H. Senanayake, P. Weerawansa +3 more
20192 citations Open access
Semantic Scholar
First Authenticated Case of Sri Lankan Flying Snake (Chrysopelea taprobanica) Bite
Anjana Silva, P. Weerawansa, S. Pilapitiya, Thilina Maduwage +1 more
2013Wilderness & environmental medicine (Print)2 citations
Semantic Scholar
Cytomegalovirus Infection-Associated Hemophagocytic Lymphohistiocytosis and Histiocytic Necrotising Lymphadenitis Progressing to Systemic Lupus Erythematosus: A Case Report
Madhushan Ranabahu, Sachinthana Sumanasekara, Dilini Wickramaratne, V. Mendis +1 more
2026Cureus1 citations Open access
Semantic Scholar
Haemoconcentration in diagnosing dengue haemorrhagic fever: evidence from a rural Sri Lankan observational study.
C. Sarathchandra, Ruwanthi Bandara, K. Weerakoon, Anjana Silva +3 more
2025Transactions of the Royal Society of Tropical Medicine and Hygiene1 citations
Semantic Scholar
A real-world study of BBIBP-CorV vaccine effectiveness in a Sri Lanka rural province
L. Wijekoon, Nuwan Darshana Wickramasinghe, Thilina Rathnasekara, Thejana Somathilake +13 more
2024Heliyon1 citations Open access
Semantic Scholar
Tolosa-Hunt syndrome; a diagnosis of exclusion: a case report
D. Satharasinghe, S. Weerasinghe, H. Senanayake, N. Lokunarangoda +1 more
2021Anuradhapura Medical Journal1 citations Open access
Semantic Scholar
Human Bertiellosis in Sri Lanka’s Dry Zone: A Rare Documented Case Report
C. Sarathchandra, K. Weerakoon, L. Wijekoon, P. Weerawansa +1 more
2026Cureus0 citations Open access
Semantic Scholar
A Multicenter Double-blind Randomised Parallel Group Phase Three Superiority Clinical Trial on the Effectiveness of Dextran 40 Compared to Normal Saline in Preventing Dengue Shock in the Early Leakage Phase of Dengue Haemorrhagic Fever: Study Protocol
C. Sarathchandra, Ruwanthi Bandara, K. Weerakoon, P. Weerawansa +4 more
2026Journal of Tropical Health0 citations Open access
Semantic Scholar
Navigating the “Perfect Storm”: Clinical Challenges of Managing Leptospirosis in Resource-Limited Settings
P. Weerawansa
2026Journal of Tropical Health0 citations Open access
Semantic Scholar
Rheumatoid Arthritis Complicated with Mixed Cryoglobulinemia and Thrombotic Microangiopathy, Presenting as Extensive Cutaneous Thrombosis: A Rare Clinical Phenotype
Ramanan Sampavi, Ahesh Isuru, P. Weerawansa, H. Senanayake
2026Journal of Tropical Health0 citations Open access
Semantic Scholar
Self-injection of kerosene with chemical pneumonitis and abscess formation ‒ a case report and literature review
A. Wijesinghe, Thilina Rathnasekara, H. Sewwandi, P. Weerawansa +1 more
2025European Journal of Clinical and Experimental Medicine0 citations Open access
Semantic Scholar
Rhabdomyolysis Following Multiple Wasp Stings: A Case Report
Supun Wedasingha, R. Rajapaksha, Inu Wijerathna, V. Mendis +1 more
2025Journal of Tropical Health0 citations Open access
Semantic Scholar
Performance of Commonly-Used Modified Exercise Tests in Patients with COVID-19 Infection
C. Sarathchandra, Ruwanthi Bandara, P. Weerawansa, H. Senanayake +6 more
2025Journal of Tropical Health0 citations Open access
Semantic Scholar
A young patient with cord compression diagnosed as a solitary sacral plasmacytoma: a case report
Ishara Dissanayaka, Wasantha Karunarathna, P. Weerawansa
2024Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Mantle cell lymphoma in HIV infection: First reported case in Sri Lanka
Chandima Ratnayake, Ajith Karawaita, P. Weerawansa, V. Mendis +6 more
2024Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Clear Cell Carcinoma of the Ovary with Disseminated Intravascular Coagulation and Haemoperitoneum with Tumour Perforation
Thilina Rathnasekara, L. Wijekoon, P. Weerawansa, Bhagya Jayasiri +1 more
2023Qeios0 citations Open access
Semantic Scholar
Cerebellar stroke in a young female associated with elevated homocysteine levels and heterozygous MTHFR C677T gene: A case report.
Piyumali Nawarathne, Wasantha Karunaratne, P. Weerawansa, H. Senanayake
2023Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Multiple myeloma
P. Weerawansa
2023Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
[Case Report] Clear Cell Carcinoma of the Ovary with Disseminated Intravascular Coagulation and Haemoperitoneum with Tumour Rupture
Thilina Rathnasekara, L. Wijekoon, P. Weerawansa, Bhagya Jayasiri +1 more
2023Qeios0 citations Open access
Semantic Scholar
Respiratory muscle paralysis in a patient with hypokalemia associated with Southeast Asian ovalocytosis: A case report
S. Narasinghe, C. Sarathchandra, H. Senanayake, P. Weerawansa
2022Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
A young female with bronze diabetes and cardiac failure due to juvenile haemochromatosis: A case report
K. Maduranga, W. Karunarathna, L. Wijekoon, P. Weerawansa +1 more
2022Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Successful thrombolysis of a wake-up stroke aided by Computed Tomography Perfusion (CTP) imaging: A case report
Thilina Rathnasekara, M. Chathuranga, K. Dayaratne, Thushara M Muthunayake +2 more
2022Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Vitiligo as a possible manifestation of infective endocarditis complicated with ischemic stroke: A case report
D. Satharasinghe, D. H. Hettige, P. Weerawansa, N. Lokunarangoda +1 more
2021Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Melioidosis presenting as knee joint septic arthritis: a case report
H. Hettige, P. Weerawansa, S. Siribaddana, C. Sarathchandra
2021Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
A male presenting with polyuria: a case of primary Sjögren syndrome
D. Satharasinghe, S. H. Atukorale, P. Weerawansa, H. Senanayake
2020Anuradhapura Medical Journal0 citations Open access
Semantic Scholar
Selected Liver Markers and its Association with the Severity in Acute Organophosphate and Carbamate Poisoning
T. K. R. R. Senarathne, U. P. K. Hettiarachchi, S. Siribaddana, H. Peiris +6 more
20190 citations
Semantic Scholar

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