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  1. Article

    First Identified Case of Fatal Fulminant Necrotizing Eosinophilic Myocarditis Following the Initial Dose of the Pfizer-BioNTech mRNA COVID-19 Vaccine (BNT162b2, Comirnaty): an Extremely Rare Idiosyncratic Hypersensitivity Reaction

    Transient myopericarditis has been recognised as an uncommon and usually mild adverse event predominantly linked to mRNA-based COVID-19 vaccines. These have mostly occurred in young males after the second dose...

    Rohan Ameratunga, See-Tarn Woon, Mary N. Sheppard in Journal of Clinical Immunology (2022)

  2. No Access

    Article

    Profound Reversible Hypogammaglobulinemia Caused by Celiac Disease in the Absence of Protein Losing Enteropathy

    When patients with hypogammaglobulinemia are encountered, a vigorous search should be undertaken for secondary treatable causes. Here we describe the first case of a patient with severe asymptomatic hypogammag...

    Rohan Ameratunga, Russell William Barker in Journal of Clinical Immunology (2015)

  3. No Access

    Article

    Identification of Germinal Centres in the Lymph Node of a Patient with Hyperimmunoglobulin M Syndrome Associated with Congenital Rubella

    The hyper immunoglobulin M syndrome (HIM) associated with congenital rubella infection (rHIM) is an extremely rare disorder, where patients have elevated serum IgM in association with reduced IgG and IgA. We h...

    Rohan Ameratunga, Chun-Jen J. Chen, Wikke Koopmans in Journal of Clinical Immunology (2014)

  4. No Access

    Article

    Clinical Variability of Family Members with the C104R Mutation in Transmembrane Activator and Calcium Modulator and Cyclophilin Ligand Interactor (TACI)

    Common Variable Immunodeficiency Disorder (CVID) is a complex disorder that predisposes patients to recurrent and severe infections. The C104R mutation in the transmembrane activator and calcium modulator and ...

    Wikke Koopmans, See-Tarn Woon, Anna E. S. Brooks in Journal of Clinical Immunology (2013)

  5. Article

    Open Access

    Cellular and Molecular Characterisation of the Hyper Immunoglobulin M Syndrome Associated with Congenital Rubella Infection

    The hyper-immunoglobulin M syndrome (HIM) is a rare group of immune deficiency disorders characterised by normal or increased serum IgM with normal or reduced IgG, IgA and IgE.

    Rohan Ameratunga, See-Tarn Woon, Wikke Koopmans in Journal of Clinical Immunology (2009)