Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study

Background: The drug nusinersen is applied to improve motor function in patients with spinal muscle atrophy (SMA). However, research on the effects of this treatment on lung function is lacking. Aim: To investigate the effect of nusinersen on lung function in children with SMA in the Plateau. Method...

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Main Authors: Jicai Zhu, Xiaofang Chen, Haoke Sang, Minming Ma, Chunhui Tang
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Heliyon
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Online Access:http://www.sciencedirect.com/science/article/pii/S2405844024174191
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author Jicai Zhu
Xiaofang Chen
Haoke Sang
Minming Ma
Chunhui Tang
author_facet Jicai Zhu
Xiaofang Chen
Haoke Sang
Minming Ma
Chunhui Tang
author_sort Jicai Zhu
collection DOAJ
description Background: The drug nusinersen is applied to improve motor function in patients with spinal muscle atrophy (SMA). However, research on the effects of this treatment on lung function is lacking. Aim: To investigate the effect of nusinersen on lung function in children with SMA in the Plateau. Methods: A total of 20 patients with SMA (types 1, 2, or 3) who started nusinersen treatment at the Department of Pediatrics at Yunnan First People's Hospital from March 2022 and February 2024 were studied. A retrospective study was conducted to investigate changes in lung function parameters (including forced vital capacity, forced expiratory volume at 1 s, forced expiratory volume at 1 s/forced vital capacity, and peak expiratory flow) in patients with SMA treated with nusinersen. Results: 20 patients (13 male, 7 female; aged 5–16 years) were enrolled, including 2, 9, and 9 with SMA types 1, 2, and 3, respectively. The mean value of FVC % and FEV1/FVC % did not decrease further following nusinersen treatment in any patients. The mean value of FEV1% was 4.4 % and 5.0 % higher than before treatment in all patients (P = 0.03), and those with type 2 SMA (P = 0.04), respectively. The overall mean PEF % did not decrease any further after treatment. However, the average level in the type 2 group increased by 2.9 % (P = 0.03). Conclusion: Patients with SMA, particularly those classified as type 2, showed a trend of improvement in lung function following nusinersen treatment.
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spelling doaj-art-c5be4902e07146d79b0fb46eabf7a2572025-01-17T04:51:07ZengElsevierHeliyon2405-84402025-01-01111e41388Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot studyJicai Zhu0Xiaofang Chen1Haoke Sang2Minming Ma3Chunhui Tang4Department of Pediatrics, The First People's Hospital of Yunnan Province, Medical School & Affiliated Hospital, Kunming University of Science and Technology, Kunming, Yunnan, ChinaDepartment of Pediatrics, The First People's Hospital of Yunnan Province, Medical School & Affiliated Hospital, Kunming University of Science and Technology, Kunming, Yunnan, ChinaDepartment of Pediatrics, The First People's Hospital of Yunnan Province, Medical School & Affiliated Hospital, Kunming University of Science and Technology, Kunming, Yunnan, ChinaDepartment of Pediatrics, The First People's Hospital of Yunnan Province, Medical School & Affiliated Hospital, Kunming University of Science and Technology, Kunming, Yunnan, ChinaCorresponding author. Department of Pediatrics, The First People's Hospital of Yunnan Province, Kunming, 650021, Yunnan, China.; Department of Pediatrics, The First People's Hospital of Yunnan Province, Medical School & Affiliated Hospital, Kunming University of Science and Technology, Kunming, Yunnan, ChinaBackground: The drug nusinersen is applied to improve motor function in patients with spinal muscle atrophy (SMA). However, research on the effects of this treatment on lung function is lacking. Aim: To investigate the effect of nusinersen on lung function in children with SMA in the Plateau. Methods: A total of 20 patients with SMA (types 1, 2, or 3) who started nusinersen treatment at the Department of Pediatrics at Yunnan First People's Hospital from March 2022 and February 2024 were studied. A retrospective study was conducted to investigate changes in lung function parameters (including forced vital capacity, forced expiratory volume at 1 s, forced expiratory volume at 1 s/forced vital capacity, and peak expiratory flow) in patients with SMA treated with nusinersen. Results: 20 patients (13 male, 7 female; aged 5–16 years) were enrolled, including 2, 9, and 9 with SMA types 1, 2, and 3, respectively. The mean value of FVC % and FEV1/FVC % did not decrease further following nusinersen treatment in any patients. The mean value of FEV1% was 4.4 % and 5.0 % higher than before treatment in all patients (P = 0.03), and those with type 2 SMA (P = 0.04), respectively. The overall mean PEF % did not decrease any further after treatment. However, the average level in the type 2 group increased by 2.9 % (P = 0.03). Conclusion: Patients with SMA, particularly those classified as type 2, showed a trend of improvement in lung function following nusinersen treatment.http://www.sciencedirect.com/science/article/pii/S2405844024174191Spinal muscular atrophyPulmonary functionNusinersen
spellingShingle Jicai Zhu
Xiaofang Chen
Haoke Sang
Minming Ma
Chunhui Tang
Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
Heliyon
Spinal muscular atrophy
Pulmonary function
Nusinersen
title Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
title_full Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
title_fullStr Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
title_full_unstemmed Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
title_short Effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region: A pilot study
title_sort effect of nusinersen on pulmonary function in children with spinal muscular atrophy in the plateau region a pilot study
topic Spinal muscular atrophy
Pulmonary function
Nusinersen
url http://www.sciencedirect.com/science/article/pii/S2405844024174191
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