Publications by authors named "Arun Mahtani"

Introduction And Importance: Bartter syndrome is a rare autosomal recessive disorder affecting renal tubular function leading to disturbances in electrolyte and volume homeostasis. It can also manifest as Bartter-like syndrome (BLS), a rare side effect of certain medications. Polymyxin-B, an antibiotic used to treat multidrug-resistant infections is infrequently associated with BLS.

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Atrial fibrillation (AF) is the most common cardiac arrhythmia encountered in clinical practice projected to affect 12.1 million individuals by the year 2030. Patients who are diagnosed with AF have an increased risk of morbidity and mortality.

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Leadless pacemaker systems (LPs) were developed as an alternative to traditional transvenous permanent pacemakers (TV-PPM) due to increasing rates of device and procedural related complications, leading to a high-cost burden to our health-care system. LPs were initially indicated for single-chamber ventricular pacing; however, recent developments have allowed for dual-chamber pacing too. These systems have demonstrated highly successful implant rates with stable pacing performance.

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Cardiovascular diseases stemming from various factors significantly impact the quality of life and are prevalent with high mortality rates in both developed and developing countries. In cases where pharmacotherapy proves insufficient and end-stage disease ensues, a heart transplant/surgical repair becomes the only feasible treatment option. However, challenges such as a limited supply of heart donors, complications associated with rejection, and issues related to medication compliance introduce an additional burden to the healthcare system and adversely affect patient outcomes.

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In the United States, a patient succumbs to cardiovascular disease (CVD) every 33 seconds and costs the healthcare system close to $240 billion dollars annually. Social determinants of health (SDOH) are key factors responsible in structuring the well-being of individuals and communities. It significantly influences health outcomes and is reliant on several factors such as economic stability, education, healthcare access, community composition, and governmental policies.

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As per the Centers for Disease Control and Prevention (CDC), the incidence of myocardial infarction (MI) is reported to be 805,000 cases annually in the United States (US). Although commonly occurring in elderly individuals with underlying cardiovascular comorbidities or younger generations with familial predispositions serving as risk factors, it is extremely rare for an isolated event to occur in teenagers with a history of marijuana use. In this article, we report a rare case of ST-elevation myocardial infarction (STEMI) in a 19-year-old male with no past medical history that was attributed to marijuana use.

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• IVC compression is an alternative to Valsalva to confirm the presence of a PFO. • A drawback of this method is reduced IVC compression in obese patients. • Use with caution in patients with low cardiac output and gastrointestinal diseases.

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Heart failure (HF) is a common clinical condition encountered in various healthcare settings with a vast socioeconomic impact. Recent advancements in pharmacotherapy have led to the evolution of novel therapeutic agents with a decrease in hospitalization and mortality rates in HF with reduced left ventricular ejection fraction (HFrEF). Lately, the introduction of artificial intelligence (AI) to construct decision-making models for the early detection of HF has played a vital role in optimizing cardiovascular disease outcomes.

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Sudden alterations in the heart rate may be associated with diverse symptoms. Sinus node dysfunction (SND), also known as sick sinus syndrome, is a sinoatrial (SA) node disorder. SND is primarily caused by the dysfunction of the pacemaker, as well as impaired impulse transmission resulting in a multitude of abnormalities in the heart rhythms, such as bradycardia-tachycardia, atrial bradyarrhythmias, and atrial tachyarrhythmias.

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Background: Bystander cardiopulmonary resuscitation (CPR) is the cornerstone in managing out-of-hospital cardiac arrest (OHCA). However, India lacks a formal sudden cardiac arrest (SCA) registry and the infrastructure for a robust emergency medical services (EMS) response system. Also, there exists an opportunity to improve widespread health literacy and awareness regarding SCA.

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Myocardial regeneration has been a topic of interest in literature and research in recent years. An evolving approach reported is glucocorticoid (GC) receptor antagonism and its role in the regeneration of cardiomyocytes. The authors of this study aim to explore the reported literature on GC receptor antagonism and its effects on cardiomyocyte remodeling, hypertrophy, scar formation, and ongoing cardiomyocyte death following cardiac injury.

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Neurocysticercosis (NCC) is the most common parasitic infection of the nervous system and acquired epilepsy in low-resource settings due to the pork tapeworm, . Humans contract the intestinal infection of the adult tapeworm (taeniasis) through the fecal-oral route after consuming undercooked food, particularly pork or water, contaminated with tapeworm eggs. When the larvae invades the central nervous system (CNS), the infection causes NCC, which often manifests as late-onset seizures, chronic headaches, and intracranial hypertension.

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We highlight a case of a 38-year-old immunocompromised man with untreated human immunodeficiency virus and Hepatitis C who presented with progressive soft tissue infection of the right foot despite appropriate antibiotic therapy. While he was admitted, the patient disclosed a recent diagnosis of mpox treated with oral tecovirimat. He subsequently developed worsening lesions over his entire body.

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Article Synopsis
  • - This article discusses a rare case of cholesterol embolization syndrome leading to small bowel obstruction and perforation in a 52-year-old man with existing health issues.
  • - The source of the embolism was traced to an atherosclerotic plaque in the abdominal aorta, detected through a CT scan.
  • - A biopsy after surgery confirmed that the blockage in various small intestinal arteries was due to cholesterol embolism.
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Cardiac Amyloidosis (CA) is a manifestation of a systemic disorder resulting from the deposition of transthyretin (TTR) in the myocardium. This leads to a myriad of manifestations ranging from conduction defects to heart failure. Previously CA was considered a rare disease, but recent advances in diagnostics and therapeutics have revealed the prevalence to be higher than estimated.

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A 68-year-old African American male presented to the emergency department with back and abdominal pain. Imaging showed a posterior mediastinal mass interposed between the carina, the left main stem bronchus, and the descending thoracic aorta. Biopsy of the mass favored a metastatic prostate carcinoma, which is an extremely rare presentation.

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Problem: Reviewing residency application narrative components is time intensive and has contributed to nearly half of applications not receiving holistic review. The authors developed a natural language processing (NLP)-based tool to automate review of applicants' narrative experience entries and predict interview invitation.

Approach: Experience entries (n = 188,500) were extracted from 6,403 residency applications across 3 application cycles (2017-2019) at 1 internal medicine program, combined at the applicant level, and paired with the interview invitation decision (n = 1,224 invitations).

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Hemarthrosis secondary to heparin use is a scarce event, especially in patients with no underlying thrombophilia or platelet disorders. Although previously associated with thrombophilia, platelet disorders, or secondary to fibrinolytic therapy, to date, there are very few reported cases in contemporary literature for heparin-induced hemarthrosis. In this article, we report a case of left shoulder joint inferior subluxation secondary to heparin-induced hemarthrosis in an 81-year-old male with an extensive cardiac history and multiple comorbidities.

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