A 79-year-old woman was admitted for suspected giant cell arteritis (GCA). She had suffered from dizziness, headache, jaw claudication and visual disturbance. Her medical history included bronchial asthma and parasinusitis. Her superficial temporal arteries were markedly enlarged with tenderness. Laboratory data showed eosinophilia (6968/µL) and a positive result of myeloperoxidase-ANCA. A histological examination of the biopsied artery revealed granulomatous inflammation consisting of lymphocytes and eosinophils with a multinucleated giant cell. Her conditions met both the criteria for GCA and eosinophilic granulomatosis with polyangiitis (EGPA). We finally considered that she had temporal arteritis as an initial manifestation of EGPA after a comprehensive literature review. To our knowledge, this is the first case in which temporal arteritis with a giant cell developed as an initial and sole manifestation of EGPA.
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http://dx.doi.org/10.1080/24725625.2021.1893944 | DOI Listing |
Rheumatology (Oxford)
January 2025
Research Center for Genome & Medical Sciences, Tokyo Metropolitan Institute of Medical Science, Tokyo, Japan.
Objectives: GCA is a granulomatous vasculitis affecting large vessels, leading to intimal occlusion accompanied by the accumulation of myofibroblasts. Histopathologically, GCA is characterized by destruction of the tunica media and hypertrophy of the intima with invasion of activated CD4+ T cells, macrophages and multinucleated giant cells (MNGCs). Despite these well-defined histopathological features, the molecular pathology of GCA has largely remained elusive.
View Article and Find Full Text PDFJ Autoimmun
January 2025
Sorbonne Universités, Department of Internal Medicine and Clinical Immunology, Centre de Référence des Maladies Auto-Immunes Systémiques Rares, Centre de Référence des Maladies Auto-Inflammatoires et de l'Amylose Inflammatoire (CEREMAIA), F-75013, Paris, France; INSERM, UMR_S 959, F-75013, Paris, France; DMU 3ID, AP-HP, Groupe Hospitalier Pitié-Salpêtrière, France.
Background: Non-infectious aortitis encompasses various histological patterns, but their specific cardiovascular outcomes remain unclear.
Objective: To evaluate the mortality associated with non-infectious surgical thoracic aortitis.
Methods: This retrospective multicenter study included patients who underwent thoracic aortic surgery and had histological evidence of aortitis.
Am Fam Physician
January 2025
Western University Schulich School of Medicine and Dentistry, London, Ontario, Canada.
Vision loss affects more than 7 million Americans and impacts quality of life, independence, social functioning, and overall health. Common and dangerous conditions causing sudden vision loss include acute angle-closure glaucoma, retinal detachment, retinal artery occlusion, giant cell arteritis, and optic neuritis. Acute angle-closure glaucoma features ocular pain, headache, and nausea; treatment includes pilocarpine eye drops, oral or intravenous acetazolamide, and intravenous mannitol.
View Article and Find Full Text PDFImmun Inflamm Dis
January 2025
Faculty of Medicine, Alzaiem Alazhari University, Khartoum, Sudan.
Introduction: Giant cell arteritis (GCA) is a common vasculitis predominantly affecting larger vessels, especially in individuals aged 70-79. Cerebrovascular ischemic events (CIE), such as stroke and transient ischemic attacks, are serious but rare complications of GCA, with a pooled prevalence of 4%. Some studies found that within 2 weeks of GCA diagnosis, 74% and 34% of patients experience transient or severe ischemic events, respectively.
View Article and Find Full Text PDFArthritis Rheumatol
January 2025
Department of Immunology and inflammation, Imperial College London, UK.
Background: Takayasu arteritis (TAK) and giant cell arteritis (GCA), the most common forms of large-vessel vasculitis (LVV), can result in serious morbidity. Understanding the molecular basis of LVV should aid in developing better biomarkers and treatments.
Methods: Plasma proteomic profiling of 184 proteins was performed in two cohorts.
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