In both classic and late-onset AFD, mutations of the GLA gene cause deficient activity of the alpha-galactosidase enzyme resulting in intracellular accumulation of the undigested substrate. Gastrointestinal symptoms (GI) are common but non-specific and imputed to the AFD, irrespective of the demonstration of substrate accumulation in GI cells. We demonstrate substrate accumulation in gastric epithelial, vascular, and nerve cells of patients with classic AFD and, vice versa, absence of accumulation in late-onset AFD and controls.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7310490PMC
http://dx.doi.org/10.1186/s13023-020-01436-2DOI Listing

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Article Synopsis
  • - Anderson-Fabry disease (AFD) is a rare X-linked lysosomal disorder affecting lipid storage, while congenital dyserythropoietic anemia (CDA) Type II is an autosomal recessive blood condition related to ineffective red blood cell production.
  • - The co-occurrence of AFD and CDA Type II is extremely rare and has never been documented before, making this case particularly significant.
  • - Early screening and genetic counseling are vital for families, especially for children presenting unusual symptoms related to these distinct genetic disorders.
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Anderson-Fabry disease (AFD) is a genetic lysosomal storage disorder caused by mutations in the α-galactosidase A gene, leading to impaired lysosomal function and resulting in both macrovascular and microvascular alterations. AFD patients often exhibit increased intima-media thickness (IMT) and reduced flow-mediated dilation (FMD), indicating non-atherosclerotic arterial thickening and the potential for cardiovascular events. Nailfold capillaroscopy, a non-invasive diagnostic tool, has shown potential in diagnosing and monitoring microcirculatory disorders in AFD, despite limited research.

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Anderson-Fabry Disease (AFD) is a rare, systemic lysosomal storage disease triggered by mutations in the GLA gene, leading to α-galactosidase A (α-Gal A) deficiency. The disease's X-linked inheritance leads to more severe, early-onset presentations in males, while females exhibit variable, often insidious, manifestations, notably impacting cardiac health. This study aims to examine gender-based AFD cardiac manifestations in correlation with the variant type: classical (CL), late-onset (LO), or variants of uncertain significance (VUS).

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Objective: To determine the predictive role of first trimester maternal serum ELABELA (ELA) levels in late-onset preeclampsia (PE).

Study Design: Comparative descriptive study.

Place And Duration Of Study: Department of Obstetrics and Gynecology, Bursa Yüksek İhtisas Training and Research Hospital, Bursa, Turkey between January and September 2019.

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Different Phenotypes of Anderson-Fabry Disease Identified with Cardiac Magnetic Resonance Imaging in a Family with the Same Late-Onset Mutation.

Am J Case Rep

October 2020

Department of Cardiology, University Hospital of Salamanca, Salamanca Biomedical Research Institute (IBSAL), Center for Network Research on Cardiovascular Diseases (CIBERCV), University of Salamanca (USAL), Salamanca, Spain.

BACKGROUND Cardiac magnetic resonance imaging (CMR) is the only noninvasive test capable of differentiating between hypertrophic cardiomyopathy (HCM) and late-onset Anderson-Fabry disease (AFD). The purpose of this report is to show how CMR led to diagnosis of AFD in 3 family members, 1 of whom previously was misdiagnosed with HCM, and how late-onset AFD can present with different cardiac phenotypes, even in a family with the same pathogenic mutation. CASE REPORT A 60-year-old man was referred because of evidence of left ventricular hypertrophy (LVH) on an electrocardiogram (ECG) that was performed to screen for cardiomyopathy.

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