KMID : 0388220140210030151
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Journal of the Korean Rheumatism Association 2014 Volume.21 No. 3 p.151 ~ p.155
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Coexistence of AA and AL Cardiac Amyloidosis in a Patient with Ankylosing Spondylitis Accompanying Monoclonal Gammopathy of Undetermined Significance
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Kim Woo-Hyeon
Kim Seon-A Yun Kyung-Jin Na Soo-Jin Hyun Ji-In Jung Jung-Im Kwok Seung-Ki Park Sung-Hwan
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Abstract
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Amyloidosis is a clinical disorder caused by extracellular deposition of proteinaceous insoluble fibrils in various tis-sues, resulting in organ compromise. Amyloid L (AL) amy-loidosis is the most common type of systemic amyloidosis, which occurs in association with multiple myeloma or monoclonal gammopathy of undetermined significance (MGUS). Secondary amyloid A (AA) amyloidosis is a com-plication of chronic inflammatory conditions, such as rheu-matoid arthritis or ankylosing spondylitis. We report a case of a 49-year-old manwith a 11-year history of anky-losing spondylitis, who was recently diagnosed with MGUS presented with cardiac amyloidosis of both the AA and AL types. We report this case along with a review of relevant literature.
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KEYWORD
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Cardiac amyloidosis, Ankylosing spondylitis Monoclonal gammopathy of undetermined significance
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