We present the case of a 35-year-old female patient, pregnant in her third trimester, with no ophthalmologic history of interest and a medical history of IgA deficiency syndrome with bronchiectasis as the only symptomatology, who came to another center with clinical symptoms of ocular discomfort. She was initially diagnosed with anterior uveitis and treated with topical and periocular corticosteroids. Edema and palpebral erythema appeared a few days later and she was diagnosed with idiopathic orbital inflammation and was treated with intravenous (I.V.) corticosteroids, which led to the appearance of a purulent palpebral and subconjunctival collection with a diagnosis of orbital cellulitis. At this time, she came to our center, where ultrasound and magnetic resonance imaging (MRI) showed intraocular and scleral destructuring with scleral perforation. The subconjunctival abscess was drained, being positive for , and sputum culture was positive for , so she was diagnosed with endogenous endophthalmitis due to transient bacteremia in the context of IgA deficiency syndrome and treated with antibiotherapy. Despite the improvement of the infectious clinic, the persistence of positive cultures for and the evolution to phthisis bulbi at 2 months led to definitive treatment with evisceration. To our knowledge, this is the first reported case of endogenous endophthalmitis associated with IgA deficiency and the first reported case of endogenous bacterial endophthalmitis caused by during pregnancy.
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http://dx.doi.org/10.22336/rjo.2022.19 | DOI Listing |
Immunology
January 2025
Department of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan.
Nutritional zinc (Zn) deficiency could impair immune function and affect bowel conditions. However, the mechanism by which Zn deficiency affects the immune function of gut-associated lymphoid tissue (GALT) remains unclear. We investigated how Zn deficiency affects the function of GALT and level of secretory IgA (sIgA), a key component of the intestinal immune barrier, its underlying mechanisms, and whether Zn deficiency induces bacterial translocation to the liver.
View Article and Find Full Text PDFAntibodies (Basel)
November 2024
Parasitic Immunobiology and Immunomodulation Research Group (INMUNOPAR), Complutense University, 28040 Madrid, Spain.
Background/objectives: In a previous study, we described elevated anti- IgG levels in septic patients in relation to disease severity. In this study, our objective was to analyze the evolution of anti- immunoglobulins in septic patients during hospital admission and their association with αβ and γδ T cell subsets.
Methods: We recruited 80 subjects: 40 patients with sepsis and 40 controls.
Am J Case Rep
December 2024
Department of Infectious Diseases, Hôpitaux Civils de Colmar, Colmar, France.
BACKGROUND Hepatic lesion in a young woman can lead to multiple diagnostic hypotheses, mainly infection and tumor. Crohn's disease (CD) is hardly evoked by clinicians but is reportedly associated with liver damage, especially diffuse granulomas and aseptic abscess. IgA deficiency has been associated with celiac disease or inflammatory bowel disease, including CD.
View Article and Find Full Text PDFFront Immunol
December 2024
Department of Maternal Infantile and Urological Sciences, Sapienza University of Rome, Rome, Italy.
While Trisomy X syndrome is typically characterized by developmental and cognitive variations, it is not commonly associated with immunodeficiencies. We report the unique case of a 6-year-old girl with Trisomy X presenting with selective IgA deficiency, challenging the conventional understanding of this chromosomal condition. The patient exhibited recurrent respiratory infections and gastrointestinal symptoms, evaluated in the context of her genetic background of Trisomy X and significantly low levels of IgA (0.
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