Publications by authors named "Jayaraman T"

Objective: Acute pancreatitis is a frequent, burdensome adverse event of endoscopic retrograde cholangiography (ERCP). Rectal nonsteroidal anti-inflammatory drugs (NSAIDs) have reduced post-ERCP pancreatitis (PEP) risk by about 50 % and show greater efficacy over parenteral or oral administration, although the mechanism for its superiority remains unclear. To probe this question, we investigated in a preclinical model, the pharmacokinetics in the blood, pancreas and other tissues of the NSAID diclofenac given via the rectal, intravenous, or intragastric routes.

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Type 2 epithelial cytokines, including thymic stromal lymphopoietin and IL-33, play central roles in modulation of type 2 immune cells, such as basophils. Basophils are a small subset of granulocytes within the leukocyte population that predominantly exist in the blood. They have non-redundant roles in allergic inflammation in peripheral tissues such as the lung, skin and gut, where they increase and accumulate at inflammatory lesions and exclusively produce large amounts of IL-4, a type 2 cytokine.

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Background And Aim: Abnormal liver biochemistry (ALB) is common among patients with COVID-19 infection due to various factors. It is uncertain if it persists after the acute infection. We aimed to investigate this.

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Objective: There is an unmet clinical need for effective, targeted interventions to prevent post-ERCP pancreatitis (PEP). We previously demonstrated that the serine-threonine phosphatase, calcineurin (Cn) is a critical mediator of PEP and that the FDA-approved calcineurin inhibitors, tacrolimus (Tac) or cyclosporine A, prevented PEP. Our recent observations in preclinical PEP models demonstrating that Cn deletion in both pancreatic and hematopoietic compartments is required for maximal pancreas protection, highlighted the need to target both systemic and pancreas-specific Cn signaling.

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Objective: There is an urgent need for safe and targeted interventions to mitigate post-ERCP pancreatitis (PEP). Calcineurin inhibitors (CnIs) offer therapeutic promise as calcineurin signaling within acinar cells is a key initiating event in PEP. In previous proof-of-concept studies using experimental models, we showed that concurrent intra-pancreatic ductal administration of the CnIs, tacrolimus (Tac) or cyclosporine A (CsA) with the ERCP radiocontrast agent (RC) prevented PEP.

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Background: Snakebite is a significant occupational and environmental hazard in tropical countries. The treatment of snakebite includes care of the wound, supportive care, and administration of anti-snake venom (ASV). Time is crucial to reducing the morbidity and mortality of patients.

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Cystic lung formation secondary to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection was described during coronavirus disease pandemic, but with relatively low prevalence. A rare yet under-recognized complication is that these cystic areas may progress to bullae, cavities and pneumothorax. We reported two cases of ruptured bullae with pneumothorax following SARS-CoV-2 infection.

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Article Synopsis
  • ERCP is a medical procedure for treating problems in the pancreas and bile ducts, but it can sometimes cause a painful condition called post-ERCP pancreatitis (PEP) in about 15% of patients.
  • Some research suggests that a medicine called tacrolimus might help prevent PEP, especially in people who have received organ transplants.
  • The review talks about using tacrolimus as a way to protect against PEP and suggests giving it through the rectum might be better than other ways.
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Objective: To evaluate how variation in the way patient satisfaction feedback is delivered relates to physician well-being and perceptions of its impact on patient care, job satisfaction, and clinical decision making.

Participants And Methods: A cross-sectional electronic survey was sent to faculty physicians from a large academic medical center in March 29, 2019. Physicians reported their exposure to feedback (timing, performance relative to peers, or channel) and related perceptions.

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Objectives: Obesity and non-alcoholic fatty liver disease (NAFLD) are rampant in South East Asia. There is paucity of data exploring its' impact on donor suitability for living donor liver transplantation (LDLT). We aimed to describe and examine the factors related to non-utilization of potential donors in our LDLT programme.

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Problem: Value-added medical education (VAME) has been difficult to implement due to student and educator constraints. The COVID-19 pandemic caused mass transitions to online learning, removed students from clinical settings, and underscored students' desires for meaningful VAME opportunities. The authors introduced the Stanford Frontline COVID-19 Consult Service (SFCS), through which off-service medical and physician assistant (PA) students provided assistance to clinicians in the form of rapid research regarding COVID-19 clinical questions.

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Non-cardiac chest pain is common with two-thirds due to gastroesophageal reflux disease (GERD). To evaluate the effectiveness and safety of guided vs. empirical therapy in non-cardiac chest pain.

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Neurodegenerative disorders are commonly characterized by atrophy of the brain which is caused by neuronal loss. Ventricles are one of the prominent structures in the brain; their shape changes, due to their content, the cerebrospinal fluid. Analyzing the morphological changes of ventricles, aids in the diagnosis of atrophy, for which the region of interest needs to be separated from the background.

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Hydroxyurea is an antimetabolite drug that is commonly used in many hematological disorders. Ulcer formation in the gastrointestinal tract is a rare phenomenon associated with this drug. We report a case of a 73-year-old woman who was found to have an isolated ileocecal valve ulcer while on hydroxyurea 1 g daily for essential thrombocythemia.

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Liver diseases form a heterogenous group of acute and chronic disorders of varying etiologies. Not only do they result in significant morbidity and mortality, but they also lead to a marked reduction in quality of life, together with a high socioeconomic burden globally. A better understanding of their global distribution is necessary to curb the massive health-care and socioeconomic burden that they entail.

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Background: Women comprise 75% of the health workforce in many countries and the majority of students in academic global health tracks but are underrepresented in global health leadership. This study aimed to elucidate prevailing attitudes, perceptions, and beliefs of women and men regarding opportunities and barriers for women's career advancement, as well as what can be done to address barriers going forward.

Methods: This was a convergent mixed-methods, cross-sectional, anonymous, online study of participants, applicants, and those who expressed an interest in the Women Leaders in Global Health Conference at Stanford University October 11-12, 2017.

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Background: One of the molecular mechanisms involved in upper airway-related diseases is epithelial-to-mesenchymal transition (EMT). Olea europaea (OE) has anti-inflammatory properties and thus, great potential to prevent EMT. This study aimed to investigate the effect of OE on EMT in primary nasal human respiratory epithelial cells (RECs).

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Background: Self-efficacy has been shown to be positively correlated with self-care behaviour and glycaemic control among patients with type 2 diabetes mellitus. However, such evidence is lacking in the Malaysian primary care setting. The objectives of this study were to i) determine the levels of self-efficacy, self-care behaviour and glycaemic control among patients with type 2 diabetes mellitus in the Malaysian primary care setting ii) determine the relationship between self-efficacy, self-care behaviour and glycaemic control iii) determine the factors associated with glycaemic control.

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Background: Since 2012, the International Workshop on Participatory Surveillance (IWOPS) has served as an informal network to share best practices, consult on analytic methods, and catalyze innovation to advance the burgeoning method of direct engagement of populations in voluntary monitoring of disease.

Objective: This landscape provides an overview of participatory disease surveillance systems in the IWOPS network and orients readers to this growing field of practice.

Methods: Authors reviewed participatory approaches that include human and animal health surveillance, both syndromic (self- reported symptoms) and event-based, and how these tools have been leveraged for disease modeling and forecasting.

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Irritable bowel syndrome is a disorder of gut-brain interaction that leads to a significant healthcare burden worldwide. A good physician-patient relationship is fundamental in managing patients who suffer from this poorly understood chronic disease. We highlight possible reasons for breakdown in communication between physicians and irritable bowel syndrome sufferers and suggest possible ways to overcome such pitfalls.

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This study aims to assess the adequacy level of radiological protection systems available in the diagnostic radiology facilities located in three capital cities of North East (NE) India. It further attempts to understand, using a multi-disciplinary approach, how the safety codes/standards in diagnostic radiology framed by the Atomic Energy Regulatory Board (AERB) and the International Atomic Energy Agency (IAEA) to achieve adequate radiological protection in facilities, have been perceived, conceptualized, and applied accordingly in these facilities. About 30 diagnostic radiology facilities were randomly selected from three capitals of states in NE India; namely Imphal (Manipur), Shillong (Meghalaya) and Guwahati (Assam).

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