Author(s): Anstruther M; Sean M; Tétreault P; Fortin M;

Background and Objectives: Previous research has shown associations between atrophy and fatty infiltration of the lumbar paraspinal musculature and low back pain (LBP). However, few studies have examined longitudinal changes in healthy controls and individu ...

Article GUID: 38541216

Author(s): Rosenstein B; Burdick J; Roussac A; Rye M; Naghdi N; Valentin S; Licka T; Sean M; Tétreault P; Elliott J; Fortin M; ...

It remains unclear whether paraspinal muscle fatty infiltration in low back pain (LBP) is i) solely intramuscular, ii) is lying outside the epimysium between the muscle and fascial plane (epimuscul ...

Article GUID: 38280825

Author(s): Ornowski J; Dziesinski L; Hess M; Krug R; Fortin M; Torres-Espin A; Majumdar S; Pedoia V; Bonnheim NB; Bailey JF; ...

Background: Paraspinal muscle fat infiltration is associated with spinal degeneration and low back pain, however, quantifying muscle fat using clinical magnetic resonance imaging (MRI) techniques c ...

Article GUID: 38222819

Author(s): Rosenstein B; Montpetit C; Vaillancourt N; Dover G; Khalini-Mahani N; Weiss C; Papula LA; Melek A; Fortin M; ...

Background: Low back pain (LBP) is one of the most disabling diseases and a major health issue. Despite the evidence of a link between paraspinal and gluteal muscle dysfunction and LBP, it is unkno ...

Article GUID: 38110922

Author(s): Anstruther M; Rossini B; Zhang T; Liang T; Xiao Y; Fortin M;

Background: There is an increasing interest in assessing paraspinal morphology and composition in relation to low back pain (LBP). However, variations in methods and segmentation protocols contribute to the inconsistent findings in the literature. We presen ...

Article GUID: 37996857

Author(s): Fortin M; Rye M; Roussac A; Montpetit C; Burdick J; Naghdi N; Rosenstein B; Bertrand C; Macedo LG; Elliott JM; Dover G; DeMont R; Weber MH; ...

Low back pain (LBP), a globally widespread and persistent musculoskeletal disorder, benefits from exercise therapy. However, it remains unclear which type leads to greater changes in paraspinal mus ...

Article GUID: 37762861

Author(s): Wolfe D; Rosenstein B; Fortin M;

Chronic low back pain (CLBP) affects paraspinal muscle size, quality (e.g., fatty infiltration), range of motion (ROM), and strength. Although transcutaneous electrotherapies are used to treat CLBP, their effects on paraspinal-related outcomes are not fully ...

Article GUID: 37510796

Author(s): Rossini B; Anstruther M; Wolfe D; Fortin M;

Background: Degenerative structural changes and functional deficits of the lumbar multifidus (LM) muscle were observed in athletes with low back pain. While spinal injuries are common in circus artists, there is no information on LM characteristics in this ...

Article GUID: 37029443

Author(s): Masi S; Rye M; Roussac A; Naghdi N; Rosenstein B; Bailey JF; Fortin M;

Purpose: The purpose of this study was to evaluate the agreement between paraspinal muscle composition measurements obtained from fat-water images using % fat-signal fraction (%FSF) in comparison to those obtained from T2-weighted magnetic resonance images ...

Article GUID: 36997912

Author(s): Cohen TR; Rosenstein B; Rizk A; Frenette S; Fortin M;

Context: Measures of side-to-side asymmetry in body composition may help identify players who are predisposed to lower limb injuries (LLI) or lower back pain (LBP). This study aimed to examine (1) side-to-side asymmetry in college rugby players according to ...

Article GUID: 36724794

Author(s): Crook J; Masi S; Naghdi N; Roussac A; Rye M; Rosenstein B; Rivaz H; Boily M; Weber MH; Fortin M; ...

Purpose: The aim of this observational cross-sectional study was to examine correlations of intramuscular fat content in lumbar multifidus (LM) by comparing muscle echo intensity (EI) and percent f ...

Article GUID: 36658047