Necrotizing autoimmune myopathy: a case series

Necrotizing autoimmune myopathy (NAM) is considered a new subgroup of a rare autoimmune idiopathic inflammatory myopathies. Classically, NAM presented with sub-acute onset of proximal muscle loss of power with raised creatinine kinase and characteristic muscle biopsy showing muscle necrosis and rege...

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Main Authors: Sulaiman Sahari, Narisa, Marwan, Abdul Aziz, Suahilai, Dayang Masyrinartie, Mohd Jamid, Nurulraziquin, Shahril, Nor Shuhaila
Format: Article
Language:English
Published: Faculty of Medicine and Health Sciences, Universiti Putra Malaysia 2020
Online Access:http://psasir.upm.edu.my/id/eprint/90297/1/13upm.pdf
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author Sulaiman Sahari, Narisa
Marwan, Abdul Aziz
Suahilai, Dayang Masyrinartie
Mohd Jamid, Nurulraziquin
Shahril, Nor Shuhaila
author_facet Sulaiman Sahari, Narisa
Marwan, Abdul Aziz
Suahilai, Dayang Masyrinartie
Mohd Jamid, Nurulraziquin
Shahril, Nor Shuhaila
author_sort Sulaiman Sahari, Narisa
collection UPM
description Necrotizing autoimmune myopathy (NAM) is considered a new subgroup of a rare autoimmune idiopathic inflammatory myopathies. Classically, NAM presented with sub-acute onset of proximal muscle loss of power with raised creatinine kinase and characteristic muscle biopsy showing muscle necrosis and regeneration with little inflammation. Statin use, connective tissue diseases, malignancy and HIV infection are the identified risk factors for NAM. The autoantibodies expected to be presented in NAM are anti-signal recognition particle (SRP) and anti-hydroxymethylglutaryl-coenzyme A reductase (anti-HMGCR) antibodies. In this article, we present three cases of NAM with different risk factors and autoantibodies which we believe to have impact on the clinical course and outcome of our patients.
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spelling upm.eprints-902972021-09-09T23:22:16Z http://psasir.upm.edu.my/id/eprint/90297/ Necrotizing autoimmune myopathy: a case series Sulaiman Sahari, Narisa Marwan, Abdul Aziz Suahilai, Dayang Masyrinartie Mohd Jamid, Nurulraziquin Shahril, Nor Shuhaila Necrotizing autoimmune myopathy (NAM) is considered a new subgroup of a rare autoimmune idiopathic inflammatory myopathies. Classically, NAM presented with sub-acute onset of proximal muscle loss of power with raised creatinine kinase and characteristic muscle biopsy showing muscle necrosis and regeneration with little inflammation. Statin use, connective tissue diseases, malignancy and HIV infection are the identified risk factors for NAM. The autoantibodies expected to be presented in NAM are anti-signal recognition particle (SRP) and anti-hydroxymethylglutaryl-coenzyme A reductase (anti-HMGCR) antibodies. In this article, we present three cases of NAM with different risk factors and autoantibodies which we believe to have impact on the clinical course and outcome of our patients. Faculty of Medicine and Health Sciences, Universiti Putra Malaysia 2020-08 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/90297/1/13upm.pdf Sulaiman Sahari, Narisa and Marwan, Abdul Aziz and Suahilai, Dayang Masyrinartie and Mohd Jamid, Nurulraziquin and Shahril, Nor Shuhaila (2020) Necrotizing autoimmune myopathy: a case series. Malaysian Journal of Medicine and Health Sciences, 16 (suppl. 8). pp. 78-80. ISSN 1675-8544; ESSN: 2636-9346 https://medic.upm.edu.my/upload/dokumen/2020082609350513_MJMHS_0221.pdf
spellingShingle Sulaiman Sahari, Narisa
Marwan, Abdul Aziz
Suahilai, Dayang Masyrinartie
Mohd Jamid, Nurulraziquin
Shahril, Nor Shuhaila
Necrotizing autoimmune myopathy: a case series
title Necrotizing autoimmune myopathy: a case series
title_full Necrotizing autoimmune myopathy: a case series
title_fullStr Necrotizing autoimmune myopathy: a case series
title_full_unstemmed Necrotizing autoimmune myopathy: a case series
title_short Necrotizing autoimmune myopathy: a case series
title_sort necrotizing autoimmune myopathy a case series
url http://psasir.upm.edu.my/id/eprint/90297/1/13upm.pdf
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AT mohdjamidnurulraziquin necrotizingautoimmunemyopathyacaseseries
AT shahrilnorshuhaila necrotizingautoimmunemyopathyacaseseries