Publications by authors named "Siribaddana S"

Methicillin-resistant (MRSA) is a common cause of infection in both community and healthcare settings, and the household may be a central component linking these two environments. Strategies to prevent transmission and thereby reduce the risk of infection must be informed by a detailed understanding of local epidemiology. These data are typically lacking in many low- and middle-income countries.

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Background: Sri Lanka, an island located in South Asia, once experienced a notable prevalence of human intestinal nematode infections (HINIs). With the implementation of control programs, infection prevalence was reduced. Detailed information on prevalence, distribution and temporal trends of HINIs is limited.

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A 68-year-old woman, after an Indian cobra (Naja naja) bite, developed anaphylaxis, Takotsubo cardiomyopathy, and Kounis syndrome. She was initially diagnosed with acute coronary syndrome after anaphylaxis due to exposure to cobra venom, indicating Kounis syndrome. The echocardiogram, electrocardiogram, and almost complete reversal of dyskinetic myocardium established Takotsubo cardiomyopathy.

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Objective: Real-world studies assessing the effectiveness of the BBIBP-CorV vaccine in low and middle-income countries are limited. We evaluated the BBIBP-CorV vaccine's effectiveness in reducing COVID-19 symptomatic disease, hospitalisation, severe disease, and mortality during the third wave of the pandemic in Sri Lanka.

Methods: We conducted a test-negative case-control study in North Central Province from May 2021 to February 2022.

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Study Objective: Early detection of systemic envenoming is critical for early antivenom therapy to minimize morbidity and mortality from snakebite. We assessed the diagnostic utility of 3 serum biomarkers in the early detection of systemic envenoming in viper bites in rural Sri Lanka.

Methods: All confirmed snakebite patients admitted to Teaching Hospital Anuradhapura from July 2020 to June 2021 were included.

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We aimed to assess the unresolved health issues experienced by a cohort of snakebite survivors and their health-seeking behaviours during the first three months after the snakebite. Patients from the Anuradhapura snakebite cohort admitted to the Teaching Hospital Anuradhapura, Sri Lanka, from July 2021 to June 2022 were recruited. Patients were interviewed over the telephone three weeks and three months post-bite to collect data on unresolved health problems post-discharge, patient's adherence to the review plan, newly experienced health issues, health-seeking behaviours and the effect on daily routine.

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Low- and middle-income countries (LMICs) globally have undergone rapid urbanisation, and changes in demography and health behaviours. In Sri Lanka, cardio-vascular disease and diabetes are now leading causes of mortality. High prevalence of their risk factors, including hypertension, dysglycaemia and obesity have also been observed.

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Background: Environmental fluoride exposure at elevated levels is potentially linked to kidney injury, and may contribute to chronic kidney disease of uncertain etiology (CKDu) as a risk factor. However, this link remains unclear, and examining the risk of kidney damage from early life fluoride exposure may provide important insights. Hence, this study aimed to investigate associations of fluoride exposure with pediatric kidney health in CKDu impacted and unimpacted communities in Sri Lanka.

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Background Traditional physicians in Sri Lanka and India use extracts from the plant ,or Kothala Himbutu (KH) to treat diabetes. The effect of a KH biscuit, taken as a snack, on glycemic control was investigated in patients with type 2 diabetes. Methodology This triple-blind, randomized, placebo-controlled, two-period, two-sequence, crossover study was conducted in the Internal Medical Clinic, Teaching Hospital Anuradhapura.

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COVID-19 affected Sri Lanka from early 2020, a time of considerable ignorance accompanied by wide media coverage of a devastating epidemic in Italy and Europe. Many were attracted to complementary and alternative medicine (CAM) or traditional medicine (TM) in this desperate situation. Several preparations were claimed to be effective against COVID-19 globally.

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Introduction: Serum sickness is a poorly reported delayed adverse reaction following snake antivenom therapy. We aimed to assess the frequency of serum sickness associated with administering Indian polyvalent antivenom in Sri Lanka.

Methods: We recruited patients from the Anuradhapura snakebite cohort who were admitted to a rural tertiary care hospital in Sri Lanka over one year period.

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Background: Low socioeconomic status is a risk factor for depression. The nature and magnitude of associations can differ cross-culturally and is influenced by a range of contextual factors. We examined the aetiology of socioeconomic indicators and depression symptoms and investigated whether socioeconomic indicators moderate genetic and environmental influences on depression symptoms in a Sri Lankan population.

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Background: Extremes of unhealthy body weight, particularly obesity, are known to increase the risk of chronic kidney diseases. However, the current knowledge of kidney health outcomes associated with unhealthy body weight remains incomprehensive, especially in pediatrics. Therefore, the present study aimed to evaluate body mass index (BMI) and its potential associations with kidney health in a selected subset of school students in Sri Lanka.

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Introduction: Alcohol consumption is a leading cause of mortality, morbidity and adverse social sequelae in Sri Lanka. Effective community-based, culturally adapted or context-specific interventions are required to minimise these harms. We designed a mixed-methods stepped wedge cluster randomised control trial of a complex alcohol intervention.

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We present a case report of Guillain-Barré syndrome (GBS) following inactivated whole virus severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccine, BBIBP-CorV. A man presented with paresthesia in both upper and lower limbs with bifacial weakness, onset 18 days after receiving the first BBIBP-CorV vaccine. A bifacial palsy with a paresthesia variant of GBS was diagnosed, and the patient was treated with intravenous immunoglobulin, arresting the progression of neurological symptoms.

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Prolonged heat exposure during outdoor physical exertion can result in adverse renal health outcomes, and it is also supposed to be a driver of chronic kidney disease of uncertain etiology (CKDu) in tropical regions. School students are more likely to experience high heat exposure during outdoor sports practices, and the current knowledge on potential renal health outcomes associated with heat exposure carries many knowledge gaps. Hence, the present study aimed to perform biomarker-based assessment of the likelihood of pediatric renal injury focusing the communities in the dry climatic zone in Sri Lanka, where it prevails relatively harsh climate and high prevalence of CKDu.

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Background: There is limited information on the risk of chronic kidney disease (CKD) following snakebite and its relationship with chronic interstitial nephritis in agricultural communities (CINAC). We aimed to investigate CKD in patients with a confirmed snakebite in rural Sri Lanka.

Methods: Patients prospectively recruited to the Anuradhapura snakebite cohort with authenticated bites were followed up.

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Acute respiratory distress syndrome (ARDS) is an atypical presentation of scrub typhus infection with associated high morbidity and mortality compared to uncomplicated scrub typhus infection. Here we report an otherwise healthy 41-year-old female patient admitted with moderate ARDS secondary to scrub typhus infection who gained comparatively rapid recovery within 72 hours following intravenous methylprednisolone pulse (MPP) therapy with therapeutic plasma exchange (TPE), suggesting a beneficial role of MPP and TPE in the treatment of ARDS secondary to scrub typhus infection. To our knowledge, this is the first case report regarding the use of MPP therapy and TPE in a patient with ARDS due to scrub typhus infection.

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Introduction: Prevention of cardiovascular disease and diabetes is a priority in low- and middle-income countries, especially in South Asia where these are leading causes of morbidity and mortality. The metabolic syndrome is a tool to identify cardiometabolic risk, but the validity of the metabolic syndrome as a clinical construct is debated. This study tested the existence of the metabolic syndrome, explored alternative cardiometabolic risk characterisations, and examined genetic and environmental factors in a South Asian population sample.

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Background: The whole blood clotting test (WBCT) is commonly used for diagnosing venom-induced consumption coagulopathy (VICC) in resource-poor settings. We aimed to investigate the diagnostic accuracy of the WBCT and capillary blood clotting test (CBCT) for detecting VICC in viper envenoming in Sri Lanka.

Methods: All confirmed snakebites admitted to Teaching Hospital Anuradhapura from July 2020 to June 2021 were included.

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The acute effects of snakebite are often emphasized, with less information on long-term effects. We aimed to describe the long-term health effects perceived by patients followed up after confirmed snakebites. Two groups of snakebite patients (>18y) from the Anuradhapura snakebite cohort were reviewed: Group I had a snakebite during August 2013-October 2014 and was reviewed after 4 years, and group II had a snakebite during May 2017-August 2018, and was reviewed after one year.

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This dataset includes data from febrile patients recruited for a large hospital-based study in Sri Lanka from 2016 to 2019. The variables include primary socio-demographic data, exposure data, clinical data, biochemical and investigation data. Some of these data are available as serial data from admission to discharge daily.

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Background: Intentional ingestion of organophosphate (OP) and carbamate is a significant health issue worldwide. It causes adverse health effects on the liver. This study aimed to determine liver transaminases (AST and ALT) and bilirubin levels to assess the severity of poisoning in patients with acute OP and carbamate poisoning.

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Pediatric renal injury is an emerging health concern in communities affected by chronic kidney disease of uncertain etiology (CKDu). Early detection of susceptibilities through highly sensitive and specific biomarkers can lead to effective therapeutic and preventive interventions against renal diseases. Here, we aimed to investigate the utility of kidney injury molecule (KIM-1) and neutrophil gelatinase-associated lipocalin (NGAL) in early detection of renal abnormalities in selected pediatric communities in Sri Lanka.

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Objective: Depression often co-occurs with poor health-related quality of life (HRQL). Twin studies report genetic and individual-level environmental underpinnings in the aetiology of both depression and HRQL, but there is limited twin research exploring this association further. There is also little evidence on sex differences and non-Western populations are underrepresented.

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