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1.
Cureus ; 16(3): e57204, 2024 Mar.
Article in English | MEDLINE | ID: mdl-38681406

ABSTRACT

Tarlov cysts, also known as perineural cysts, are usually associated with lumbar discomfort and neurological deficits, with an uncertain etiology that may involve genetic predisposition and collagen disorders, possibly influenced by traumatic events and hemorrhagic episodes. Diagnostic methods such as magnetic resonance imaging or computed tomography myelography are commonly employed and treatment approaches range from conservative measures to more invasive interventions. This case involves a 42-year-old female with cervical pain and upper limb symptoms; a comprehensive assessment, including diagnostic imaging and physiotherapeutic interventions, resulted in significant improvements in pain intensity, range of motion, manual muscle testing, and functional scale scores after a two-week physiotherapy intervention. These findings contribute to advancing our understanding of managing Tarlov cysts associated with cervical radiculopathy, highlighting the potential efficacy of physiotherapeutic interventions in enhancing patient outcomes.

2.
Pak J Med Sci ; 40(2ICON Suppl): S53-S57, 2024 Jan.
Article in English | MEDLINE | ID: mdl-38328644

ABSTRACT

Background & Objective: Cerebrovascular Accident (CVA) or stroke, Spinal Cord injury can lead to neurological diseases resulting in major loss in motor function causing hemiplegia or tetraplegia. In 2019, according to The Global Burden of Diseases (GBD) CVA/Stroke is the second leading cause of death and the third leading cause of death and disability combined, globally. Its prevalence vary drastically among South Asian countries. The objective of this study was to determine the effectiveness of Functional Electrical Stimulation (FES) machine on neurologically impaired patients at the Physical Therapy department at IHHN, Karachi, Pakistan. Method: In this retrospective study data was extracted from August 2016 to February 2022 on patients with neurological symptoms i.e. hemiplegia or paraplegia with muscle power of two or less on Manual Muscle Testing (MMT). The parameters for evaluating patients progress pre and post treatment were MMT results and their mobility status. The number of sessions ranged between 40 to 100 sessions of Functional Electrical Stimulation (FES) provided on alternate days according to the patient's need. Result: Data of 51 patients who had completed their treatment were extracted and analyzed. The mean age of patients who completed treatment was 49.62 ± 17.26 years. Out of 51(100%), 30 (58.8%) were male and 21 (41.2%) were female. Pre- and post-treatment median (IQR) showed remarkable improvement in MMT of upper limb muscle (from 1.0 to 4.0) and lower limb muscle (from 2.0 to 4.0). Conclusion: FES cycling is an effective treatment for patients with neurological impairments, as it resulted in improvement in both upper and lower limb muscle strength, along with mobility status.

3.
Malays J Med Sci ; 30(5): 206-220, 2023 Oct.
Article in English | MEDLINE | ID: mdl-37928783

ABSTRACT

An accurate and reliable neurological examination is pivotal in diagnosing patients with neurological and neurosurgical conditions. Despite the advancement of neuroscientific knowledge and the ever-progressing technologies and modalities that are being adopted to help achieve the challenge of accurate diagnosis, the neurologic examination is still crucial in both ambulatory and emergency settings. It provides the physician a tool to recognise neurologic involvement in certain disease states, and thereby allow proper work-up and treatment for patients. A basic neurologic examination can be performed rapidly with practice. Manual muscle testing of the lower limbs was carried out in accordance with a bedside clinical examination involving a clinical personnel examiner and a patient. This testing was performed in a rostro-caudal manner, starting from the hip and progressing to the toes. The neurological exam can be intimidating to perform for a lot of physicians. Deficiencies in accurate muscle testing have always presented a challenge for medical students and clinicians. By referring to the examination methods mentioned in our text and with the help of related video, it is our aim to improve the quality of neurological examination among medical personnel so that diseases may be recognised and managed earlier in their course.

4.
J Pers Med ; 13(11)2023 Oct 26.
Article in English | MEDLINE | ID: mdl-38003851

ABSTRACT

Post-Polio Syndrome (PPS) is a chronic condition characterized by the emergence of new symptoms and functional decline in individuals who previously had polio. Despite advances in medical understanding, management of PPS remains challenging. This study aimed to evaluate the use of neurobiological modulation treatments using Radio Electric Asymmetric Conveyer (REAC) technology on fatigue and muscle strength. An open-label study was conducted with 17 patients submitted to four neuromodulation protocols: Neuro Postural Optimization (NPO), Neuro Psycho Physical Optimization (NPPO), Neuro Psycho Physical Optimization-Cervico Brachial (NPPO-CB), and Neuromuscular Optimization (NMO). The Time Up and Go (TUG) test, Handgrip Strength Test, and Revised Piper Fatigue Scale (RPFS) were used to assess participants' fatigue and muscle strength, being applied at the beginning and end of each protocol. The results obtained from the improvement in strength, physical endurance, and particularly the RPFS behavioral dimension, affective dimension, and psychological sensory dimension, through the utilization of REAC neurobiological modulation treatments, highlight this correlation. These results suggest that these treatments could be considered as a potential therapeutic approach for PPS.

5.
Article in Russian | MEDLINE | ID: mdl-37796075

ABSTRACT

Monomelic amyotrophy, also known as Hirayama disease, is a rare neurological disorder characterized by focal and latent onset of upper limb weakness and atrophy in the absence of sensory deficits, bulbar or pyramidal signs. It usually occurs in young patients. The disease usually begins unnoticeably and progresses slowly, and can manifest itself as unilateral or asymmetrical weakness, as well as atrophy of the distal upper limb. Sensory disturbances, reflex changes and signs of lesions of lower motor neurons are rare. This article describes a case of a patient with complaints of weakness not only in the upper but also in the lower extremities.


Subject(s)
Spinal Muscular Atrophies of Childhood , Humans , Spinal Muscular Atrophies of Childhood/complications , Spinal Muscular Atrophies of Childhood/diagnosis , Atrophy , Lower Extremity , Motor Neurons , Rare Diseases
6.
J Sci Med Sport ; 26(9): 459-464, 2023 Sep.
Article in English | MEDLINE | ID: mdl-37507311

ABSTRACT

OBJECTIVES: The purpose of this study was to determine which stratification (anatomical versus functional) forms a better construct for classification of para surfers with spinal cord injury; to assess the groupings of these para surfers; and to evaluate the strength of association between manual muscle testing and surfing performance. DESIGN: Cross-sectional. METHODS: Archived data from classification records including demographics, spinal cord injury levels, trunk strength, and limb strength were compared to judged wave scores and competition rankings. RESULTS: Participants (n = 70, male n = 56; female n = 14) met inclusion criteria and were classified into Para Surfing Kneeling (n = 9); Sit (n = 11); Prone 1 (n = 25); and Prone 2 (n = 25) sport classes. Reliability statistics showed that functional grouping (Cronbach's α = 0.759) is better grouped with strength testing and rankings compared to anatomical grouping (Cronbach's α = 0.721). Under exploratory factor analysis with 2 fixed components, based on the factor loadings (rank and strength) functional stratification (0.978) is better aligned compared to anatomical stratification (0.785) for grouping of surfers. Further, the association and impact of strength with functional spinal cord level stratification were confirmed using regression analysis (chi-square of 74.06 with p-value <.0001). CONCLUSIONS: Trunk and limb strengths have been shown to influence wave riding performance in surfers with spinal cord injury. Surfers with spinal cord injury can equitably be classified into one of the four para surfing sport classes. The use of functional stratification of spinal cord injury with trunk and limb strengths should be considered as an integral component in para surfing athlete sport classification.


Subject(s)
Spinal Cord Injuries , Sports , Humans , Male , Female , Cross-Sectional Studies , Reproducibility of Results , Athletes
7.
Anticancer Res ; 43(6): 2879-2884, 2023 Jun.
Article in English | MEDLINE | ID: mdl-37247890

ABSTRACT

BACKGROUND: Caudal-related homeobox transcription factor 2 (CDX2) is expressed in intestinal epithelial cells. CDX2 is a very sensitive marker for the identification of small and large intestine tumors, which is expressed in 85.7-100% of colorectal cancer (CRC) cases. CASE REPORT: A 61-year-old female had been suffering from left shoulder pain for one month. Computed tomography showed osteolytic masses extending to the vertebral arch in the C5, C6, C7, and Th3 vertebral bodies. In addition, a thickening of the sigmoid colon was observed from the rectal-sigmoid colon, suggesting CRC. A colon biopsy revealed poorly differentiated adenocarcinoma and the vertebra excision was metastatic adenocarcinoma. However, immunohistochemically, the vertebra tumor was negative for CK7 and CK20 but positive for CDX2. Therefore, we made the diagnosis of CRC with bone metastasis and decided to start treatment for CRC. Posterior stabilization was performed for the spinal tumor 6 days after admission. About one month after admission, she started treatment with chemotherapy. Initially, her left hand could not move, and she could barely hold the pen with her right hand. After adding cetuximab for the third time, she became able to bend the dorsiflexion of her right wrist joint, grasp a stick with her right hand, and move the fingertips of her left hand a little. CONCLUSION: The presented case could not be diagnosed as CRC unless CDX2 was examined. Upper body paralysis due to CRC bone metastasis was improved by chemotherapy.


Subject(s)
Adenocarcinoma , Colorectal Neoplasms , Neoplasms, Unknown Primary , Humans , Female , Middle Aged , Homeodomain Proteins , CDX2 Transcription Factor , Biomarkers, Tumor , Colorectal Neoplasms/pathology , Adenocarcinoma/pathology
8.
Malays J Med Sci ; 30(1): 198-212, 2023 Feb.
Article in English | MEDLINE | ID: mdl-36875200

ABSTRACT

Neurological examination is an important tool in diagnosing patients with neurological and neurosurgical conditions. As the complexity and knowledge of neurological and neurosurgical conditions increases, we are now required to learn and indoctrinate our peers and students with the correct skills and methods of examination. Emphasis on the correct techniques of testing muscle strength is essential to avoid errors in recording muscle power and in testing specific muscles which may have overlapping functions. The manual muscle testing of muscles of scapula and upper limbs was performed as to mimic a bedside clinical examination and involved an examiner, a patient and a videographer. The manual muscle testing has been performed in rostrocaudal manner starting from the scapula and ending with the thumbs. A reliable and consistent method of manual muscle testing is lacking among students and clinicians. By adhering to the methods delineated in our text and accompanying video, we hope to reduce inter-examiner variability and increase the reliability and validity of this important examination.

9.
J Peripher Nerv Syst ; 28(1): 119-124, 2023 03.
Article in English | MEDLINE | ID: mdl-36721348

ABSTRACT

It was argued that researchers and clinicians are not able to make judgments between most categories of the original Medical Research Council (MRC) scale and that a modified short version would reach higher agreement levels. We aimed to assess the inter-rater reliability for both the original and the Rasch-modified MRC scoring criteria of Manual Muscle Strength tests (MMSt) in patients with neuromuscular diseases. Two MRC scoring criteria were used to score muscle strength using MMSt in 40 muscle groups of the upper and lower limbs in patients with neuromuscular disorders. Three investigators performed the evaluations; the order of the MMSt and the use of the scales were performed according to the preferences of the investigators. The agreement coefficient (Gwet's AC2 ) was used to compute the reliability. Sixty patients (mean age of 39.3 years ± 15.2) with neuromuscular diseases were included. The mean AC2 for the muscle groups of the upper limbs ranged from 0.82 to 0.96 using the modified MRC scale and from 0.86 to 0.96 using the original MRC scale. The AC2 for the lower limb muscle groups ranged from 0.80 to 0.91 (modified MRC scale) and from 0.87 to 0.93 (original MRC scale). These values might be interpreted as "almost perfect agreement" with no significant differences between the scales. The results indicate that both MRC scoring criteria have significant reliability among trained observers. Moreover, the Rasch-modified MRC scale is as reliable as the original MRC scale and can be used in future clinical studies.


Subject(s)
Biomedical Research , Neuromuscular Diseases , Humans , Adult , Reproducibility of Results , Muscle, Skeletal , Muscle Strength/physiology , Neuromuscular Diseases/diagnosis
10.
J Pediatr Rehabil Med ; 15(4): 587-591, 2022.
Article in English | MEDLINE | ID: mdl-36502350

ABSTRACT

PURPOSE: Functional level of lesion (FLOL) is a grading of the level of neurological function in patients with myelomeningocele and other forms of spina bifida. It has been widely used as an independent variable in studies of spina bifida, but its inter-rater reliability has not previously been tested. The purpose of this study was to measure inter-rater reliability of FLOL testing and compare testing performed by a non-medically trained research associate to testing performed by a pediatric rehabilitation medicine specialist. METHODS: Children in a multi-disciplinary spina bifida clinic underwent FLOL grading by a non-medically trained research associate. On the same day, these children were also graded by a pediatric rehabilitation medicine specialist. Cohen's weighted kappa statistic was used to compare grading, with the rehabilitation medicine specialist considered the gold standard. RESULTS: A total of 71 patients participated. FLOL was graded for left and right leg for each participant, resulting in 142 measurements. Cohen's weighted kappa was κ= 0.809, with a standard error of 0.034 and 95% confidence interval 0.723-0.875, indicating substantial agreement. CONCLUSION: FLOL as measured according to the instructions of the National Spina Bifida Patient Registry by a non-medically trained researcher is a reliable method to grade lower extremity function in spina bifida.


Subject(s)
Meningomyelocele , Spinal Dysraphism , Child , Humans , Reproducibility of Results , Registries , Meningomyelocele/diagnosis , Leg
11.
Semin Arthritis Rheum ; 57: 152104, 2022 12.
Article in English | MEDLINE | ID: mdl-36183479

ABSTRACT

INTRODUCTION: Juvenile Dermatomyositis (JDM), a severe and rare autoimmune disease, is the most common idiopathic inflammatory myopathy in children. We describe the clinical features of a large single-centre cohort. METHODS: We studied an inception cohort (0-18 years old) referred for diagnosis to the JDM clinic at The Hospital for Sick Children (SickKids), between January 1989 and September 2017. Probable or definite diagnosis of JDM was done according to the 2017 ACR/EULAR Criteria. We excluded children who had treatment started at another hospital. The data were collected retrospectively from clinical charts and the SickKids JDM database. RESULTS: 172/230 (74.8%) patients were included. They were most often female (female:male = 1.8:1); the age at diagnosis was 8.5±4.3 years. There was a positive family history for autoimmune disease in 52%, mainly rheumatoid arthritis. No patient died. The most common signs at inception were muscle weakness (85.5%), nailfold capillary abnormalities (83.4%), Gottron papules (78.5%), heliotrope rash (66.3%), abnormal gait (55.8%), and malar/facial rash (54.7%). The prevalence of Gottron papules, heliotrope rash, facial/malar rash, nailfold capillary abnormalities, Raynaud phenomenon, dysphonia/dysphagia (a frequent cause of hospitalization), mouth ulcers, calcinosis, eye problems, joint involvement, acanthosis nigricans and lipodystrophy increased during follow-up. Muscle enzymes, namely CK, ALT, AST, were often normal or only slightly raised despite active muscle disease; conversely LD was often high. Anti-Nuclear Autoantibodies were positive in 49.7% of patients at diagnosis. The course of the disease was: 29.1% monocyclic, 5.3% polycyclic, 33.1% chronic. The course of 56 patients (32.5%) was not classifiable due to length of follow-up. Corticosteroids were used as treatment in almost all our patients and 30% required intravenous therapy due to the severity of the presentation; methotrexate was added in 64%, more often in recent years. Unresponsive patients were treated mostly with intravenous immunoglobulins (IVIG). CONCLUSIONS: The information obtained from this relatively large number of patients adds to the growing knowledge base of this rare disease. TRIAL REGISTRATION: SickKids Research Ethics Board approved the study.


Subject(s)
Autoimmune Diseases , Dermatomyositis , Exanthema , Myositis , Humans , Male , Female , Child, Preschool , Child , Infant, Newborn , Infant , Adolescent , Dermatomyositis/diagnosis , Dermatomyositis/drug therapy , Retrospective Studies
12.
Muscle Nerve ; 65(1): 60-66, 2022 01.
Article in English | MEDLINE | ID: mdl-34617309

ABSTRACT

INTRODUCTION/AIMS: Corticosteroids prolong ambulation and improve muscle power among boys with Duchenne muscular dystrophy (DMD). However, the optimal steroid regimen remains unclear. Hence, this study was undertaken to compare the efficacy of daily- versus intermittent-steroid regimens in ambulatory boys with DMD. METHODS: In this single-center, open-label randomized trial, 72 children were randomized to receive either daily prednisolone (0.75 mg/kg/day) or intermittent prednisolone (0.75 mg/kg/day, for first 10 days of every month). The primary outcome measure was the difference in average score on manual muscle testing (MMT) at baseline and after 6 mo of steroids. A difference of >0.2 was hypothesized to be significant. Secondary outcomes included changes in timed functions, muscular dystrophy-specific functional-rating scale score, peak torque, average power, and pulmonary function. RESULTS: In the intention-to-treat analysis, the mean (SD) change in MMT scores was 0.17 (0.15) and 0.08 (0.10) for the daily and intermittent steroid groups, respectively. The mean difference between the two interventions was 0.10 (95% confidence interval [CI] = 0.04-0.16; P = .003), which although significant was less than the predefined value of 0.2. Statistically significantly improvements were observed with daily-steroid regimen in the Gowers time (P = .01), nine-metre walk test (P = .02) and average power (P = .02) as compared to intermittent-steroid regimen. A total of 19/32 (52.8%) children in the daily-steroid group and 8/29 (27%) children in the intermittent-steroid group experienced some form of adverse effect (P = .02). DISCUSSION: Over a short-term period, the intermittent-steroid regimen was non-inferior to the daily-steroid regime in preserving muscle strength among children with DMD. However, better improvement of functional measures was observed with daily-steroid administration. The frequency of individual side effects was similar between the two groups.


Subject(s)
Muscular Dystrophy, Duchenne , Prednisolone , Adrenal Cortex Hormones/therapeutic use , Child , Glucocorticoids/therapeutic use , Humans , Male , Prednisolone/therapeutic use , Walking
13.
J Pak Med Assoc ; 71(11): 2559-2562, 2021 Nov.
Article in English | MEDLINE | ID: mdl-34783737

ABSTRACT

OBJECTIVE: To determine the accuracy of manual muscle testing as a diagnostic tool to detect strength deficit across grades 5 and 4 in shoulder flexors at different percentage deficits of dynamometric strength. METHODS: The cross-sectional study was conducted at the University of South Asia, Lahore, in collaboration with the Association of Fatima Jinnah Old Graduates, Lahore, Pakistan, from May to June 2019. It included young healthy females aged 18-39 years without any ailment of upper extremity or generalised health problem. The strength of shoulder flexors was measured through manual muscle testing and hand-held dynamometer. Data was analysed using SPSS 25. RESULTS: There were 300 women with a mean age of 23.11±4.71 years. The majority 124(41.3%) were aged 20-24 years. The strength of the dominant shoulder flexors of 194(64.7%) participants and the strength of non-dominant shoulder flexors of 206(68.7%) was in grade 4. The overall diagnostic accuracy of manual muscle testing at 10% dynamometric measures was 68.67% (95% confidence interval: 63.21-73.65%) in non-dominant shoulder flexors, and 61.67% (95% confidence interval: 56.05-66.99%) in dominant shoulder flexors. The positive predictive value and specificity of manual muscle testing was better at 10% strength deficit in comparison with dynamometric measures, whereas negative predictive value and sensitivity was better at 20% strength deficit. CONCLUSIONS: The subjective area of grades 4 and 5 showed better, though not ideal, diagnostic worth at 10% deficit of dynamometric measures in shoulder flexors.


Subject(s)
Muscle Strength , Shoulder , Adolescent , Adult , Cross-Sectional Studies , Female , Humans , Muscle Strength Dynamometer , Pakistan , Young Adult
14.
Eur J Paediatr Neurol ; 35: 100-110, 2021 Nov.
Article in English | MEDLINE | ID: mdl-34666230

ABSTRACT

BACKGROUND: Dravet Syndrome (DS) is a developmental and epileptic encephalopathy, characterized by drug resistant infantile onset seizures and cognitive and motor impairment. Walking problems progressively occur and crouch gait is frequently observed. Muscle weakness is hypothesized as contributing impairment. Yet, so far, no studies have performed strength measurements in patients with DS, most likely due to cognitive impairment. AIMS: To determine the feasibility and validity of strength measurements in the framework of gait analysis and to outline strength problems in patients with DS. METHODS: Manual muscle testing, dynamometry (hand grip strength and handheld dynamometry) and functional tests (underarm throwing, standing long jump, sit-to-stand, stair climbing) were performed in 46 patients with DS. Results were compared to age-related reference values from literature. RESULTS: Forty one percent (19/46) of the patients (aged 5.2-24.8 years, median: 15.8 years) accomplished all measurements and scored generally below the fifth percentile of norm values. The remaining 59% (27/46) was not able to complete all strength assessment due to cognitive, behavioural and motor difficulties. Handheld dynamometry seemed most sensitive and specific to detect isolated muscle strength. Validity of the functional tests was controversial, as motor proficiency, balance and coordination may interfere. CONCLUSION: Although measuring strength in patients with DS was challenging in the context of gait analysis, decreased muscle strength was observed in patients that could perform strength measurements. Handheld dynamometry is preferred over functional tests for future investigations of muscle strength and its interference with gait are required for better understanding of walking problems.


Subject(s)
Epilepsies, Myoclonic , Spasms, Infantile , Gait , Hand Strength , Humans , Muscle Strength , Muscle Strength Dynamometer
15.
Arch Rehabil Res Clin Transl ; 3(3): 100144, 2021 Sep.
Article in English | MEDLINE | ID: mdl-34589694

ABSTRACT

OBJECTIVE: To determine and compare the effectiveness of robotic therapy with a patient-guided suspension system for stroke rehabilitation using a 7-days-a-week model of care with that of conventional rehabilitation. DESIGN: Retrospective cohort study. SETTING: Inpatient rehabilitation unit of an acute general hospital. PARTICIPANTS: A total of 100 consecutive patients with stroke (N=100) admitted within a 7-month period who fulfilled the criteria to undergo robotic therapy with a patient-guided suspension system were enrolled in this study. INTERVENTIONS: Patients either underwent robotic therapy in addition to conventional therapy (robotic group) or conventional therapy only (control group). There were 50 patients in each cohort. MAIN OUTCOME MEASURES: FIM and its derivatives (FIM gain and FIM efficiency); Berg Balance Scale (BBS), functional ambulation category (FAC); modified Rankin Scale (mRS); and National Institutes of Health Stroke Scale. RESULTS: The average FIM gains in both groups were statistically significant (P<.01). The robotic group had greater improvement in FAC scores (1.24 vs 0.78, P=.007). However, other measurements such as FIM efficiency, BBS, and mRS were not significantly different between the 2 groups. The robotics group reported high patient satisfaction rates, with most patients finding the intervention both beneficial and desirable. CONCLUSIONS: Adjunct robotic therapy has the potential to increase the efficacy of stroke rehabilitation. However, further studies are needed to strengthen the evidence.

16.
J Orthop ; 26: 23-28, 2021.
Article in English | MEDLINE | ID: mdl-34276147

ABSTRACT

This study aims to determine if preoperative weakness is an isolated risk factor for prolonged postoperative opioid use after anterior cervical discectomy and fusion (ACDF). Patients with preoperative weakness were significantly more likely to have prolonged and inappropriate opioid use and have a single prescription mean morphine equivalent (MME) ≥ 200. Logistic regression isolated preoperative weakness, opioid tolerance, depression, and VAS Neck pain as independent predictors of extended opioid use. High postoperative opioid dose (MME ≥ 90) correlated with opioid tolerance, younger age, male sex, greater CCI, prior cervical surgery, and preoperative VAS Neck pain on regression.

17.
Arch Rehabil Res Clin Transl ; 3(2): 100116, 2021 Jun.
Article in English | MEDLINE | ID: mdl-34179752

ABSTRACT

OBJECTIVE: To demonstrate the effects of a newly designed postural alignment relearning system on postural control dysfunction in a typical patient with cerebral palsy (CP). DESIGN: Evaluation before and after 8 weeks of Constraint Standing Training 3-dimensional postural alignment relearning system. SETTING: Department of Rehabilitation Medicine. PARTICIPANT: A 6-year-old girl with CP and postural misalignment on Gross Motor Function Classification System level I. INTERVENTIONS: Constraint Standing Training for 8 weeks to correct postural misalignment. MAIN OUTCOME MEASURES: Parameters of lateral plain radiographs in static standing, posturography measurements in standing and walking, motor ability (Gross Motor Function Measure-88 [GMFM-88] scores, manual muscle testing [MMT] scores, muscle architecture), and gait kinematic parameters (40 3-dimensional parameters of arms, trunk, waist, and lower limbs). RESULTS: Knee hyperextension angle in static standing; peaks of knee flexion angle (KFA) when walking, hip flexion angle and ankle flexion angle in dynamic standing; and the KFA at initial contact in gait cycle all decreased significantly (P<.01). Scores of GMFM-88 sections D and E and MMT of 5 core stability muscles improved (P<.01). The velocities and range of motion of the arms, the 3-dimensinoal range of motion of the trunk and waist, and most of the parameters of the lower limbs showed statistically significant change (P<.01). Bilateral muscle thickness did not change significantly after the treatment (P=.738 left, P=.978 right), but the gluteus maximus morphology was changed: the muscle fibers became rounder, the interfiber space decreased, and the border lines of the muscle fibers got clearer. CONCLUSIONS: Postural alignment, motor ability, and gait may be homologous external manifestations of more fundamental core abilities, referring to correct standing posture cognition, muscle activation, and postural unconsciousness. Constraint Standing Training 3-dimensional postural alignment relearning system aimed to improve the static and dynamic standing control ability, may fix postural misalignment and improve motor ability and flexed-knee gait. Future work should use Constraint Standing Training with patients with different kinds of misalignment, choose sensitive indicators, observe the duration of each step, and reveal the mechanism causes postural misalignment.

19.
Diagnostics (Basel) ; 10(12)2020 Nov 25.
Article in English | MEDLINE | ID: mdl-33255648

ABSTRACT

The manual muscle test (MMT) is a flexible diagnostic tool, which is used in many disciplines, applied in several ways. The main problem is the subjectivity of the test. The MMT in the version of a "break test" depends on the tester's force rise and the patient's ability to resist the applied force. As a first step, the investigation of the reproducibility of the testers' force profile is required for valid application. The study examined the force profiles of n = 29 testers (n = 9 experiences (Exp), n = 8 little experienced (LitExp), n = 12 beginners (Beg)). The testers performed 10 MMTs according to the test of hip flexors, but against a fixed leg to exclude the patient's reaction. A handheld device recorded the temporal course of the applied force. The results show significant differences between Exp and Beg concerning the starting force (padj = 0.029), the ratio of starting to maximum force (padj = 0.005) and the normalized mean Euclidean distances between the 10 trials (padj = 0.015). The slope is significantly higher in Exp vs. LitExp (p = 0.006) and Beg (p = 0.005). The results also indicate that experienced testers show inter-tester differences and partly even a low intra-tester reproducibility. This highlights the necessity of an objective MMT-assessment. Furthermore, an agreement on a standardized force profile is required. A suggestion for this is given.

20.
J Biomech ; 110: 109973, 2020 09 18.
Article in English | MEDLINE | ID: mdl-32827787

ABSTRACT

Muscle strength and force production are important measures of patient progress during physical rehabilitation. Reliable and objective measurements are important to ascertain throughout rehabilitation. Current methods-manual muscle testing, electromechanical dynamometer, and hand-held dynamometer-are accurate and reliable, but have limitations that prevent wide implementation. As healthcare systems adapt to more patient-centered outcome models, changes to the delivery of rehabilitation, whether at-home or in the clinic, must also change to become more cost effective and accessible and provide quantifiable information regarding patient progress. We developed a novel Force Sensing (FoSe) device to quantify either tensile or compressive isometric muscle strength. The device was tested in a laboratory setting with healthy participants (n = 32) and compared to the commonly used hand-held dynamometer (HHD). Participants used both devices to perform several common isometric muscle tests including: hip abduction, knee extension, knee flexion, shoulder external rotation, and shoulder internal rotation. Compared to the HHD, FoSe was found to be an accurate and reliable measurement of force production. Intraclass Correlation Coefficients ranged from 0.58 to 0.89 without a magnitude dependent variation in force measurement. A second round of clinical testing with a patient population is warranted to determine FoSe's ability to measure clinically relevant asymmetry and progress over time. Further usability testing also needs to be conducted to determine the adequacy of FoSe for at-home use by both patients and clinicians.


Subject(s)
Telerehabilitation , Humans , Isometric Contraction , Muscle Strength , Muscle Strength Dynamometer , Muscle, Skeletal , Reproducibility of Results
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