Publications by authors named "Yasir Ahmed"

Aim: Although current guidelines recommend concomitant tricuspid annuloplasty for moderate or greater tricuspid regurgitation (TR) and/or dilated annulus, there remains significant variation in undertaking concomitant tricuspid valve surgery (TVA) across different centres. This meta-analysis aimed to compare the clinical outcomes of concomitant tricuspid valve surgery for patients with moderate or greater TR and/or dilated annulus at the time of mitral valve (MV) surgery.

Method: A systematic review of the literature using six databases.

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Gout can potentially be diagnosed clinically and treated, if classical symptoms are present. In some cases, gout and osteomyelitis can have similar presenting signs and symptoms and it may be difficult to differentiate just on clinical presentation, routine laboratory workup and imaging like radiography or ultrasound. Arthrocentesis can be crucial in such scenarios to differentiate the two entities as missed opportunity to treat infectious etiology can have detrimental outcomes.

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Article Synopsis
  • Cryptococcus infection is a serious fungal infection mainly affecting immunocompromised individuals, such as organ transplant recipients and HIV patients, with symptoms ranging from skin lesions to severe systemic issues.
  • The case study discusses a 50-year-old woman with diabetes and kidney transplant history who exhibited symptoms like fever and cough, along with findings of a lung lesion and a cystic mass on her foot.
  • Diagnosis of disseminated cryptococcus infection was confirmed through imaging and lab tests, and the patient successfully responded to antifungal treatment, highlighting the need for awareness of this rare presentation in transplant patients.
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A 67-year-old man was found to have a pancreatic head mass on abdominal ultrasound. He had compensated liver cirrhosis due to hepatitis C. The fine-needle aspiration (FNA) biopsy of the mass reported an adenocarcinoma of the pancreas, while the subsequent histopathology report of the supraclavicular lymph node showed features of hepatocellular carcinoma (HCC).

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Objective: Diagnosis of acute myocarditis or dilated cardiomyopathy (DCM) on initial presentation is difficult in children younger than 2 years because most present with complaints suggestive of a respiratory infection. The objective of this study is to determine whether signs, symptoms, and diagnostic studies excluding those of heart failure, done routinely in the emergency department could distinguish children younger than 2 years with acute myocarditis or DCM from those with respiratory illnesses.

Methods: Sixty-four infants' charts, 32 cases and 32 controls, were reviewed from January 1, 2009, through December 31, 2020.

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Wolfram syndrome (WS) is a rare neurodegenerative and genetic disorder, also known by the synonym DIDMOAD, which stands for diabetes insipidus (DI), childhood-onset diabetes mellitus (DM), optic atrophy (OA), and deafness (D). We present a case of a 25-year-old diabetic patient, using insulin for 15 years, who had increasing polyuria and polydipsia, along with progressive hearing and vision loss. Laboratory tests revealed elevated hemoglobin A1c (HbA1c) and blood sugar levels.

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Management of infective endocarditis (IE) in intravenous drug users (IVDUs) can be challenging due to risk of reinfection following surgery. Although complex repair techniques that can be utilized to reconstruct the tricuspid valve after extensive debridement, treatment of active IVDU is incomplete without effective post-operative harm reduction intervention program.

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Article Synopsis
  • Preeclampsia can cause serious health issues for both mothers and babies, but the relationship between iron levels, hepcidin, and IL-6 in this condition is not completely clear.
  • A study comparing 60 women with preeclampsia to 60 healthy pregnant women showed no significant differences in median age, body mass index, iron levels, hepcidin, or IL-6 between the two groups.
  • The only significant finding was a positive correlation between hepcidin and IL-6 (r = 0.393), suggesting some connection, but overall, the study found that preeclampsia did not affect iron status or these biomarkers compared to healthy pregnancies.
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Severe hypertension is a rare cause of diffuse alveolar hemorrhage. We reported a case of a 43-year-old woman who presented with shortness of breath, hemoptysis, and severe hypertension. The patient was diagnosed with diffuse alveolar hemorrhage due to severe hypertension which improved after controlling her blood pressure.

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Cholangiopathy in acquired immune deficiency syndrome (AIDS) is being less frequently reported since antiretroviral therapy (ART) is available. It is associated with an advanced disease and seen in situations with poor access or non-compliance with ART. Liver biopsy is thought to have low yield in cases of AIDS cholangiopathy, but it can be an important tool in diagnosis, especially early in the course of the disease.

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Takotsubo cardiomyopathy (TCM), also known as stress cardiomyopathy or "broken heart syndrome", is characterized by acute transient regional left ventricular systolic dysfunction in the absence of obstructive coronary artery disease or acute plaque rupture. Atypical forms and rare anatomical variants can have different presentations; hence, recognition becomes more important. Prognosis is much more favorable if managed appropriately.

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There is an urgent need for an oral drug for the treatment of mild to moderate outpatient SARS-CoV-2. Our preclinical and clinical study’s aim was to determine the safety and preliminary efficacy of oral TQ Formula (TQF), in the treatment of outpatient SARS-CoV-2. In a double-blind, placebo-controlled phase 2 trial, we randomly assigned (1:1 ratio) non-hospitalized, adult (>18 years), symptomatic SARS-CoV-2 patients to receive oral TQF or placebo.

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Article Synopsis
  • * The case report focuses on a 58-year-old man who suffered from infective endocarditis of the aortic valve, which resulted in severe regurgitation and an embolic stroke.
  • * The findings emphasize the need to recognize this uncommon cause of endocarditis and understand the potential complications and risk factors associated with it.
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Marketable value of algal biomass has been increasing in recent years due to its wide range of applications. This study investigates the performance of a novel cylindrical interdigitated electrode array in electrocoagulation for the harvesting of marine microalgae (Tetraselmis sp.).

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Background And Aims: Endoscopic full-thickness resection (eFTR) is a field of increasing interest that offers a minimally invasive resection modality for lesions that are not amenable for resection by conventional methods. Full-thickness resection device (FTRD) is a new device that was developed for a single-step eFTR using an over-the scope-clip. In this meta-analysis, we aim to assess the efficacy and safety of FTRD for eFTR of colorectal lesions.

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Radiation beams precisely directed at a tumor can attenuate the radiation to contiguous tissues. Image-guided radiation therapy using fiducials allows accurate delineation of tumor location. Traditionally, fiducials in the prostate have been placed by urologists or radiation oncologists.

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Trastuzumab-induced cardiomyopathy is a known complication of its use in breast cancer treatment, but it remains mostly asymptomatic and often reversible. Non-myopathic cardiac complications have been rarely reported with trastuzumab. These include left and right bundle branch block, arrhythmias and sinus node dysfunction.

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Objectives: To examine population awareness of the Centers for Disease Control and Prevention's (CDC) hepatitis C virus (HCV) testing recommendation for the 1945 to 1965 birth cohort and explore the factors associated with awareness of the testing recommendation, its association with HCV testing, and respondents' data sources about the recommendation.

Methods: A cross-sectional survey was conducted to assess awareness of the CDC birth cohort testing recommendation among adults born 1945-1965 who were managed at a single academic center's internal medicine clinics or by visiting a local health fair. Data were collected on respondents' demographics and HCV-related domains, including risk factors, awareness, data sources, prior testing, and interest in information about testing.

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Haemophagocytic lymphohistiocytosis (HLH) is a life-threatening condition, which is usually triggered by autoimmune disorders, viral infections and malignancy, like lymphomas. We present a 60-year-old Hispanic woman with a medical history of hypertension and systemic lupus erythematosus presenting with fever, generalised weakness and shortness of breath for 3 weeks. She was hypotensive on presentation, and a CT scan of abdomen/chest showed multiple irregular hepatic and splenic hypodense lesions.

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Coccidioidomycosis (CM) is a fungal infection endemic in southwestern regions of the United States, northwestern regions of Mexico, and some areas of Brazil and Argentina. Clinical presentation varies depending on the extent of the infection and the immune status of the host. The most common presentation ranges from flu-like symptoms to self-limiting pneumonia.

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