Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study

Background Prior to the introduction of disease-modifying treatments (DMTs), children with type 1 spinal muscular atrophy (SMA) typically did not survive beyond the age of 2 years; management was mainly palliative. Novel therapies have made this a treatable condition, resulting in increased life exp...

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Main Authors: Francesco Muntoni, Giovanni Baranello, Pinki Munot, Mariacristina Scoto, Adnan Manzur, Marion Main, Evelin Milev, Lianne Abbott, Victoria Selby, Amy Wolfe, Annemarie Rohwer, Catherine Rye, Sarah Gregson, Grainne NicFhirleinn, Rosanna Raab, Heather McMurchie, Angela Topping, Faye Mason, Jennie Sheehan, Felicity Vann, Steph Wadsworth, José Longatto, Lindsey Pallant, Nick Emery, Jenny Moustoukas, Sarah D’Urso, Kay White, Efthymia Panagiotopoulou
Format: Article
Language:English
Published: BMJ Publishing Group 2025-01-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/1/e082240.full
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author Francesco Muntoni
Giovanni Baranello
Pinki Munot
Mariacristina Scoto
Adnan Manzur
Marion Main
Evelin Milev
Lianne Abbott
Victoria Selby
Amy Wolfe
Annemarie Rohwer
Catherine Rye
Sarah Gregson
Grainne NicFhirleinn
Rosanna Raab
Heather McMurchie
Angela Topping
Faye Mason
Jennie Sheehan
Felicity Vann
Steph Wadsworth
José Longatto
Lindsey Pallant
Nick Emery
Jenny Moustoukas
Sarah D’Urso
Kay White
Efthymia Panagiotopoulou
author_facet Francesco Muntoni
Giovanni Baranello
Pinki Munot
Mariacristina Scoto
Adnan Manzur
Marion Main
Evelin Milev
Lianne Abbott
Victoria Selby
Amy Wolfe
Annemarie Rohwer
Catherine Rye
Sarah Gregson
Grainne NicFhirleinn
Rosanna Raab
Heather McMurchie
Angela Topping
Faye Mason
Jennie Sheehan
Felicity Vann
Steph Wadsworth
José Longatto
Lindsey Pallant
Nick Emery
Jenny Moustoukas
Sarah D’Urso
Kay White
Efthymia Panagiotopoulou
collection DOAJ
description Background Prior to the introduction of disease-modifying treatments (DMTs), children with type 1 spinal muscular atrophy (SMA) typically did not survive beyond the age of 2 years; management was mainly palliative. Novel therapies have made this a treatable condition, resulting in increased life expectancy and more time spent upright. Survival and improved function mean spinal asymmetry is a new complication with limited data on its prevalence and severity and no current guidelines on management and treatment. This study aimed to evaluate the spinal presentation and management of type 1 SMA children on nusinersen across the SMA-REACH UK network.Methods Spinal presentation and management of 80 children (age range 4 months–14 years, median 4 years 2 months) with type 1 SMA on nusinersen across the SMA-REACH UK network were reviewed through retrospective data analysis.Results There were 60 type 1 children who developed a spinal asymmetry, of which 40 had kyphosis and 50 used a supportive thoraco-lumbar-sacral orthosis (TLSO). TLSOs were predominantly a one-piece jacket with abdominal hole, advised to be worn when upright during the day. Reduced neck range of movement was found in 33, 1 of these had plagiocephaly and 5 had torticollis. Of those with reduced neck range of movement, 26 (79%) had spinal asymmetry. Spinal surgery was performed in 7.Conclusions Our study confirms high prevalence of spinal asymmetry in this cohort, requiring long-term management planning. It provides information on presentation and treatment options, facilitating development of guidelines for these new complications observed in children surviving longer with DMTs.
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spelling doaj-art-bd7225f9e27e40aba6757f1dd71b87ad2025-01-27T08:25:13ZengBMJ Publishing GroupBMJ Open2044-60552025-01-0115110.1136/bmjopen-2023-082240Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study 0Francesco Muntoni1Giovanni Baranello2Pinki Munot3Mariacristina Scoto4Adnan Manzur5Marion Main6Evelin MilevLianne Abbott7Victoria SelbyAmy Wolfe8Annemarie Rohwer9Catherine RyeSarah GregsonGrainne NicFhirleinnRosanna RaabHeather McMurchieAngela ToppingFaye MasonJennie SheehanFelicity VannSteph WadsworthJosé LongattoLindsey PallantNick EmeryJenny MoustoukasSarah D’UrsoKay WhiteEfthymia PanagiotopouloupharmacologistUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKUCL GOS Institute of Child Health, London, UKBackground Prior to the introduction of disease-modifying treatments (DMTs), children with type 1 spinal muscular atrophy (SMA) typically did not survive beyond the age of 2 years; management was mainly palliative. Novel therapies have made this a treatable condition, resulting in increased life expectancy and more time spent upright. Survival and improved function mean spinal asymmetry is a new complication with limited data on its prevalence and severity and no current guidelines on management and treatment. This study aimed to evaluate the spinal presentation and management of type 1 SMA children on nusinersen across the SMA-REACH UK network.Methods Spinal presentation and management of 80 children (age range 4 months–14 years, median 4 years 2 months) with type 1 SMA on nusinersen across the SMA-REACH UK network were reviewed through retrospective data analysis.Results There were 60 type 1 children who developed a spinal asymmetry, of which 40 had kyphosis and 50 used a supportive thoraco-lumbar-sacral orthosis (TLSO). TLSOs were predominantly a one-piece jacket with abdominal hole, advised to be worn when upright during the day. Reduced neck range of movement was found in 33, 1 of these had plagiocephaly and 5 had torticollis. Of those with reduced neck range of movement, 26 (79%) had spinal asymmetry. Spinal surgery was performed in 7.Conclusions Our study confirms high prevalence of spinal asymmetry in this cohort, requiring long-term management planning. It provides information on presentation and treatment options, facilitating development of guidelines for these new complications observed in children surviving longer with DMTs.https://bmjopen.bmj.com/content/15/1/e082240.full
spellingShingle Francesco Muntoni
Giovanni Baranello
Pinki Munot
Mariacristina Scoto
Adnan Manzur
Marion Main
Evelin Milev
Lianne Abbott
Victoria Selby
Amy Wolfe
Annemarie Rohwer
Catherine Rye
Sarah Gregson
Grainne NicFhirleinn
Rosanna Raab
Heather McMurchie
Angela Topping
Faye Mason
Jennie Sheehan
Felicity Vann
Steph Wadsworth
José Longatto
Lindsey Pallant
Nick Emery
Jenny Moustoukas
Sarah D’Urso
Kay White
Efthymia Panagiotopoulou
Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
BMJ Open
title Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
title_full Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
title_fullStr Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
title_full_unstemmed Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
title_short Spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the SMA-REACH UK network: a retrospective national observational study
title_sort spinal presentations in children with type 1 spinal muscular atrophy on nusinersen treatment across the sma reach uk network a retrospective national observational study
url https://bmjopen.bmj.com/content/15/1/e082240.full
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