Publications by authors named "Shanti Mahabir"

Article Synopsis
  • In March 2020, the UK Primary Immunodeficiency Network created a registry to track outcomes of individuals with Primary Immunodeficiency Diseases (PID) and Secondary Immunodeficiency Diseases (SID) after infection with SARS-CoV-2, reporting 310 cases.
  • The overall mortality rate was 17.7%, with certain groups experiencing higher rates; for example, Common Variable Immunodeficiency Disease (CVID) had an infection fatality rate (IFR) of 18.3%.
  • Individuals with PID and SID faced greater risks in terms of inpatient mortality and generally died at younger ages than the broader population, with risk factors including older age, low lymphocyte count before infection, and existing co-morbidities
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Levamisole-induced vasculitis (LIV) is becoming an increasingly common entity secondary to both rising cocaine use in the UK and high levels of adulteration of cocaine with various contaminants. We report the first documented case of LIV secondary to adulterated cocaine in Ireland, which presented as a 6-year history of recurrent vasculitis of unknown aetiology. Classically, LIV is diagnosed by a combination of positive ANCA serology and agranulocytosis however, given the frequency of cocaine use, we urge acute physicians to consider the diagnosis in cases of typical retiform (angulated) purpura in association with a history of cocaine use.

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The prevalence of Clostridium difficile infection (CDI) is increasing worldwide. Oral vancomycin is an effective and frequently used treatment. However, patients with CDI who are allergic to intravenous vancomycin cannot receive oral vancomycin due to the risk of anaphylaxis if given the oral form.

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