Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects

Atypical hemolytic uremic syndrome (aHUS) is a rare renal disease (two per one million in the USA) characterized by microangiopathic hemolytic anemia, thrombocytopenia, and acute renal failure. Both sporadic (80% of cases) and familial (20% of cases) forms are recognized. The study of familial aHUS...

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Main Authors: Fengxiao Bu, Nicolo Borsa, Ardissino Gianluigi, Richard J. H. Smith
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Clinical and Developmental Immunology
Online Access:http://dx.doi.org/10.1155/2012/370426
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author Fengxiao Bu
Nicolo Borsa
Ardissino Gianluigi
Richard J. H. Smith
author_facet Fengxiao Bu
Nicolo Borsa
Ardissino Gianluigi
Richard J. H. Smith
author_sort Fengxiao Bu
collection DOAJ
description Atypical hemolytic uremic syndrome (aHUS) is a rare renal disease (two per one million in the USA) characterized by microangiopathic hemolytic anemia, thrombocytopenia, and acute renal failure. Both sporadic (80% of cases) and familial (20% of cases) forms are recognized. The study of familial aHUS has implicated genetic variation in multiple genes in the complement system in disease pathogenesis, helping to define the mechanism whereby complement dysregulation at the cell surface level leads to both sporadic and familial disease. This understanding has culminated in the use of Eculizumab as first-line therapy in disease treatment, significantly changing the care and prognosis of affected patients. However, even with this bright outlook, major challenges remain to understand the complexity of aHUS at the genetic level. It is possible that a more detailed picture of aHUS can be translated to an improved understanding of disease penetrance, which is highly variable, and response to therapy, both in the short and long terms.
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institution Kabale University
issn 1740-2522
1740-2530
language English
publishDate 2012-01-01
publisher Wiley
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series Clinical and Developmental Immunology
spelling doaj-art-1180e0d42db64417b5480833ef8983de2025-02-03T00:59:04ZengWileyClinical and Developmental Immunology1740-25221740-25302012-01-01201210.1155/2012/370426370426Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical AspectsFengxiao Bu0Nicolo Borsa1Ardissino Gianluigi2Richard J. H. Smith3Interdepartmental PhD Program in Genetics, University of Iowa, Iowa City, IA52242, USALaboratory of Molecular Genetics, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, Milan 20122, ItalyCenter for HUS Control, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, Milan 20122, ItalyInterdepartmental PhD Program in Genetics, University of Iowa, Iowa City, IA52242, USAAtypical hemolytic uremic syndrome (aHUS) is a rare renal disease (two per one million in the USA) characterized by microangiopathic hemolytic anemia, thrombocytopenia, and acute renal failure. Both sporadic (80% of cases) and familial (20% of cases) forms are recognized. The study of familial aHUS has implicated genetic variation in multiple genes in the complement system in disease pathogenesis, helping to define the mechanism whereby complement dysregulation at the cell surface level leads to both sporadic and familial disease. This understanding has culminated in the use of Eculizumab as first-line therapy in disease treatment, significantly changing the care and prognosis of affected patients. However, even with this bright outlook, major challenges remain to understand the complexity of aHUS at the genetic level. It is possible that a more detailed picture of aHUS can be translated to an improved understanding of disease penetrance, which is highly variable, and response to therapy, both in the short and long terms.http://dx.doi.org/10.1155/2012/370426
spellingShingle Fengxiao Bu
Nicolo Borsa
Ardissino Gianluigi
Richard J. H. Smith
Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
Clinical and Developmental Immunology
title Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
title_full Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
title_fullStr Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
title_full_unstemmed Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
title_short Familial Atypical Hemolytic Uremic Syndrome: A Review of Its Genetic and Clinical Aspects
title_sort familial atypical hemolytic uremic syndrome a review of its genetic and clinical aspects
url http://dx.doi.org/10.1155/2012/370426
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AT ardissinogianluigi familialatypicalhemolyticuremicsyndromeareviewofitsgeneticandclinicalaspects
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