Publications by authors named "Paramarajan Piranavan"

Chorea can be an initial manifestation of systemic lupus erythematosus (SLE) or antiphospholipid syndrome (APS). It has been mostly described in younger female adults in association with other manifestations of SLE. When chorea appears as an initial and only manifestation in SLE/APS patients, the establishment of the correct diagnosis is difficult, and it may be initially attributed to a more common aetiology.

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Article Synopsis
  • Non-bacterial thrombotic endocarditis often occurs in patients with systemic lupus erythematosus and can lead to serious complications like cerebrovascular diseases.
  • Cases of myocardial infarction due to this condition are rare, exemplified by a report involving a patient who experienced ventricular fibrillation arrest likely caused by coronary embolization.
  • There are no established guidelines for treating embolic myocardial infarction in endocarditis, necessitating a tailored multi-disciplinary approach for each individual case.
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The safety, tolerance, and selected renal and non-renal outcome measures were evaluated in 73 SLE patients who received sirolimus therapy for more than 3 months in our institution over the past 21 years. In 12 patients who had lupus nephritis, proteinuria (p = 0.0287), hematuria (p = 0.

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infection is usually acquired from tropics or subtropics, often causes asymptomatic chronic infection, but in immunosuppressed, it can lead to hyperinfection syndrome. We report a case of chronic abdominal pain resulting from infection in a 55-year-old male with a history of partial small bowel resection for small intestinal lymphoma and a recent diagnosis of chronic kidney disease with proteinuria on steroid therapy. He presented with chronic abdominal pain, nausea, loss of appetite, and weight loss.

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Immune-related adverse events affecting parathyroid function are rarely reported with immune checkpoint inhibitors (ICPIs). Activating calcium-sensing receptor antibodies causing autoimmune hypoparathyroidism with nivolumab was recently reported. KEYNOTE-189 and CHECKMATE-067 trials reported a 21-29% hypocalcemia event rate, but the etiology of hypocalcemia was not reported.

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Background: Melioidosis is an emerging infection in South Asia caused by Burkholderia pseudomallei with various clinical presentations that include pneumonia, bacteraemia, arthritis, and deep-seated abscesses. Various cutaneous manifestations have been described in association with melioidosis. However Sweet Syndrome secondary to melioidosis has not been reported in the literature.

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Objective: The objective of this study is to investigate the clinical characteristics and treatment of patients with early-onset gout.

Methods: We retrospectively reviewed 327 adult patients with a first diagnosis of gout from 2008 to 2016 using the database of a multispecialty group practice in New England. Patients were classified into the following groups: age 30 years or younger at first diagnosis (group 1), age 31-40 years (group 2), and age over 40 years (group 3).

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Myelodysplastic syndrome (MDS) is a neoplastic disorder resulting in dysplasia and apoptosis of the hematopoietic clonal cells. The presenting features of MDS are usually dependent on the cellular lineage affected in the bone marrow (BM). Generally, MDS presents in older adults with recurrent infections, anemia, and bleeding tendencies.

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Background: Atheroembolic renal disease (AERD) is caused by occlusion of the small renal arteries from embolized cholesterol crystals arising from ulcerated atherosclerotic plaques. This usually manifests as isolated renal disease or involvement from systemic atheroembolic disease. Here we report a case of AERD that responded well to steroid therapy.

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Background: Disseminated tuberculosis (TB) has been increasingly recognized in adults in the recent times due to increased prevalence of immune suppression. Here we describe a case of 47-year-old female who presented with disproportionate ascites where the diagnosis of disseminated TB was delayed.

Case Report: A 47-year-old previously healthy female presented with generalised body swelling with disproportionate ascites and loss of appetite and weight for four-month duration.

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Background: Kikuchi-Fujimoto disease, which was originally described in young women, is a benign condition characterized by necrotizing lymphadenitis and fever. Even though the clinical course is usually self-limiting, it can be associated with recurrences and rarely can be associated with systemic lupus erythematosus or can be complicated with hemophagocytic lymphohistiocytosis. We report the case of a 17-year-old Sri Lankan Sinhalese schoolboy who presented with fever and cervical lymphadenopathy diagnosed as Kikuchi-Fujimoto disease and was complicated with hemophagocytic lymphohistiocytosis subsequently.

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BACKGROUND Takotsubo cardiomyopathy (TC) is characterized as acute left ventricular dysfunction precipitated by intense emotional or physiological stress. The mid-ventricular variant of TC usually has akinesis, with or without ballooning of the mid-ventricular segment, and a hyperdynamic base and apex. Recurrence of the typical and atypical (reversed and mid-ventricular type) forms has been reported in only a very small number of cases.

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Dual antiplatelet therapy (DAPT) is widely recognized as the mainstay of treatment after percutaneous coronary intervention (PCI). Premature discontinuation may pose a risk of in-stent thrombosis, acute myocardial infarction, and death. With the increased usage of antiplatelet agents, increased attention has been drawn to their potential allergic reactions.

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Context: Whereas therapy with immune checkpoint inhibitors (ICIs), such as nivolumab, have substantially improved survival in several types of cancer, increased attention has been given to adverse immune events associated with their use, including the development of endocrine autoimmunity.

Objectives: First, to describe a patient with a 2-year history of metastatic small cell lung cancer who had been treated with nivolumab a few months before presentation with the signs and symptoms of severe hypocalcemia and hypoparathyroidism. Second, to investigate the etiology of the patient's hypoparathyroidism, including the presence of activating autoantibodies against the calcium-sensing receptor (CaSR), as humoral and cellular immune responses against the CaSR have been reported in patients with autoimmune hypoparathyroidism.

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Introduction: Systemic lupus erythematosus is a multi-system connective tissue disorder. Peripheral neuropathy is a known and underestimated complication in systemic lupus erythematosus. Ganglionopathy manifests when neuronal cell bodies in the dorsal root ganglion are involved.

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