Function of thick and thin nerve fibers in carpal tunnel syndrome before and after surgical treatment.

abstract：INTRODUCTION:Chorea-acanthocytosis (ChAc) is a rare autosomal recessive disease characterized by involuntary movements, seizures, cognitive changes, myopathy, and axonal neuropathy. METHODS:We report a patient who presented with gait impairment and dysarthria. Clinical and neurophysiological assessment disclosed upper...

journal_title：Muscle & nerve

authors： Neutel D,Miltenberger-Miltenyi G,Silva I,de Carvalho M

更新日期：2012-02-01 00:00:00

abstract：:Variable-frequency stimulation trains (VFTs) that take advantage of the catchlike property of skeletal muscle have been shown to augment the force production of fatigued muscles compared with constant-frequency trains (CFTs). The present study is the first to report the force augmentation produced by VFTs after fatigu...

journal_title：Muscle & nerve

authors： Binder-Macleod SA,Lee SC,Russ DW,Kucharski LJ

更新日期：1998-09-01 00:00:00

abstract：INTRODUCTION:Conduction block (CB) has been included in the Rajabally criteria for axonal Guillain-Barré syndrome (GBS). Because the nerve roots may be affected early in GBS, detection of proximal CB by the triple stimulation technique (TST) can be useful. METHODS:We describe TST findings in 2 patients who presented w...

journal_title：Muscle & nerve

authors： Taieb G,Grapperon AM,Duclos Y,Franques J,Labauge P,Renard D,Yuki N,Attarian S

更新日期：2015-12-01 00:00:00

abstract：:Three well-characterized antimyosin heavy chain monoclonal antibodies (McAbs) were used as immunocytochemical reagents to study myosin isoform expression in relationship to adenosine triphosphatase (ATPase) defined fiber types in human muscle. The biopsy specimens were from patients with neurogenic muscle disease whos...

journal_title：Muscle & nerve

authors： Sawchak JA,Lewis S,Shafiq SA

更新日期：1989-08-01 00:00:00

abstract：INTRODUCTION:Patients with self-limited statin-related myopathy improve spontaneously when statins are stopped. In contrast, patients with statin-associated autoimmune myopathy have autoantibodies recognizing 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase (HMGCR) and usually require immunosuppressive therapy to contr...

journal_title：Muscle & nerve

authors： Floyd JS,Brody JA,Tiniakou E,Psaty BM,Mammen A

更新日期：2016-06-01 00:00:00

abstract：:Patients with prior poliomyelitis may experience muscle function deterioration decades after onset of disease. The present study is aimed at describing electromyographic and morphometric evidence of muscular compensation and of on-going muscular instability. Ten subjects 42-62 years of age with onset of polio 25-52 ye...

journal_title：Muscle & nerve

authors： Einarsson G,Grimby G,Stålberg E

更新日期：1990-02-01 00:00:00

abstract：:A 30-year-old man with essential cryoglobulinemia presented with an axonal neuropathy and was found to have vasculitis at nerve biopsy. After 44 months, in accord with clinical deterioration, motor conduction studies showed excessive temporal dispersion multifocally, with partial conduction block persisting for 3 year...

journal_title：Muscle & nerve

authors： Notturno F,Caporale CM,Di Muzio A,Uncini A

更新日期：2007-10-01 00:00:00

abstract：:We studied 137 ulnar nerves and abductor digiti minimi (ADM) muscles in 70 patients with amyotrophic lateral sclerosis (ALS), and correlated the results with ADM strength graded on the Medical Research Council (MRC) scale, to address the potential value of a standardized neurophysiological assessment of this nerve-mus...

journal_title：Muscle & nerve

authors： de Carvalho M,Swash M

更新日期：2000-03-01 00:00:00

abstract：:A 66-year-old professional golf instructor developed pain, numbness, and weakness in an ulnar distribution, but the lesion could not be localized to either elbow or wrist by routine nerve conduction techniques. Stimulation along serial 1-cm increments in the distal forearm disclosed a point of focal conduction block a...

journal_title：Muscle & nerve

authors： Campbell WW

更新日期：1989-05-01 00:00:00

abstract：:Ion channels are complex proteins that span the lipid bilayer of the cell membrane, where they orchestrate the electrical signals necessary for normal function of the central nervous system, peripheral nerve, and both skeletal and cardiac muscle. The role of ion channel defects in the pathogenesis of numerous disorder...

journal_title：Muscle & nerve

authors： Kleopa KA,Barchi RL

更新日期：2002-09-01 00:00:00

abstract：:Single-fiber electromyography (SFEMG) demonstrates abnormal jitter in virtually all (99%) patients with myasthenia gravis (MG). One muscle, the extensor digitorum communis, is abnormal in most patients with this disease, but to obtain the maximum diagnostic sensitivity, it may be necessary to examine other muscles, es...

journal_title：Muscle & nerve

authors： Sanders DB,Howard JF Jr

更新日期：1986-11-01 00:00:00

abstract：:Body weight-supported treadmill (BWST) training has been shown to improve ambulatory capacity in persons with a spinal cord injury (SCI); however, the effect that BWST training has on skeletal muscle phenotype is unknown. We aimed to determine whether 6 months (three sessions/week) of BWST training in neurologically s...

journal_title：Muscle & nerve

authors： Stewart BG,Tarnopolsky MA,Hicks AL,McCartney N,Mahoney DJ,Staron RS,Phillips SM

更新日期：2004-07-01 00:00:00

abstract：INTRODUCTION:Chediak-Higashi syndrome (CHS) is a very rare autosomal recessive disorder (gene CHS1/LYST) characterized by partial albinism, recurrent infections, and easy bruising. Survivors develop a constellation of slowly progressive neurological manifestations. METHODS:We describe clinical, laboratory, electrophys...

journal_title：Muscle & nerve

authors： Faber IV,Prota JRM,Martinez ARM,Nucci A,Lopes-Cendes I,Júnior MCF

更新日期：2017-05-01 00:00:00

abstract：:A review of our current knowledge of the etiology and pathogenesis of myasthenia gravis is presented, with particular emphasis on the immunological aspects of the disease. Part 1, published in the January/February issue of MUSCLE & NERVE, dealt with the clinical and genetic features of myasthenia gravis which led to t...

journal_title：Muscle & nerve

authors： Simpson JA

更新日期：1978-03-01 00:00:00

abstract：INTRODUCTION:Duchenne muscular dystrophy (DMD) is characterized by absence of the subsarcolemmal protein dystrophin, present in skeletal muscles and cardiomyocytes. We hypothesized that progressive respiratory and left ventricular (LV) insufficiencies in DMD could be parallel and interrelated phenomena. METHODS:We con...

journal_title：Muscle & nerve

authors： Khokhar A,Nair A,Midya V,Kumar A,Sinharoy A,Ahmad TA,Abu-Hasan M,Mondal P

更新日期：2019-09-01 00:00:00

abstract：:We studied the effects of prolonged high-frequency stimulation in normal rat tail nerves. Nerves could conduct impulses at 50 Hz for 5 hours without complete conduction block. However, over time there was a significant decrease in amplitude and increase in latency of the compound nerve action potential (CNAP), which g...

journal_title：Muscle & nerve

authors： Robinson LR,Nielsen VK

更新日期：1990-04-01 00:00:00

abstract：:Voluntary and stimulation single-fiber electromyography were performed in the extensor digitorum communis muscle of 15 myasthenic patients. The increase in mean and individual mean consecutive difference as well as the proportion of blocking in the volitional activation were greater than in the stimulation method. The...

journal_title：Muscle & nerve

authors： Murga L,Sánchez F,Menéndez C,Castilla JM

更新日期：1998-08-01 00:00:00

abstract：:In muscle of whole animals, pituitary growth hormone, the thyroid hormones, and insulin are major growth-promoting hormones, and the glucocorticoids have significant catabolic actions. At the cellular level the primary anabolic hormones for cultured myoblasts are the somatomedins (insulin-like growth factors) and fibr...

journal_title：Muscle & nerve

authors： Florini JR

更新日期：1987-09-01 00:00:00

abstract：:n-Hexane neuropathy was studied in 20 workers exposed for prolonged periods to this solvent, and with urinary 2,5-hexanedione concentrations exceeding the biological exposure index recommended by the American Conference of Governmental Industrial Hygienists (5 mg/L) with a mean of 11.02 mg/L (range 5.3-24.2 mg/L). Alt...

journal_title：Muscle & nerve

authors： Pastore C,Marhuenda D,Marti J,Cardona A

更新日期：1994-09-01 00:00:00

abstract：:We describe a patient who developed seropositive myasthenia gravis 16 years after she was diagnosed with autoimmune premature ovarian failure with antibodies to the receptor for follicle-stimulating hormone (FSH). Although thymectomy led to improvement of her myasthenic symptoms, menses did not resume. Such combined s...

journal_title：Muscle & nerve

authors： Ryan MM,Jones HR Jr

更新日期：2004-08-01 00:00:00

abstract：INTRODUCTION:Similar to magnetic resonance imaging (MRI), electrical impedance myography (EIM) is dependent on the presence and location of water in muscle to assess neuromuscular diseases. We compared the 2 technologies in mdx mice to better understand their relationship. METHODS:EIM and MRI, using T2 relaxation and ...

journal_title：Muscle & nerve

authors： Wu JS,Li J,Greenman RL,Bennett D,Geisbush T,Rutkove SB

更新日期：2015-10-01 00:00:00

abstract：:We studied the effects of a 12-week progressive resistance strength training program in weakened muscles of 5 patients with sporadic inclusion body myositis (IBM). Strength was evaluated with Medical Research Council (MRC) scale ratings and quantitative isometric and dynamic tests. Changes in serum creatine kinase (CK...

journal_title：Muscle & nerve

authors： Spector SA,Lemmer JT,Koffman BM,Fleisher TA,Feuerstein IM,Hurley BF,Dalakas MC

更新日期：1997-10-01 00:00:00

abstract：INTRODUCTION:We sought to determine the specificity of compound muscle action potential (CMAP) durations and amplitudes in a large critical illness neuromyopathy (CINM) cohort relative to controls with other neuromuscular conditions. METHODS:Fifty-eight patients with CINM who had been seen over a 17-year period were r...

journal_title：Muscle & nerve

authors： Kramer CL,Boon AJ,Harper CM,Goodman BP

更新日期：2018-03-01 00:00:00

abstract：INTRODUCTION:Autosomal dominant haploinsufficiency of GATA2 causes monocytopenia and natural killer cell lymphopenia, resulting in predisposition to mycobacterial, fungal, and viral infections. METHODS:Herein we report on the clinical, serologic, electrophysiologic, and pathologic evaluations of a 29-year-old woman wi...

journal_title：Muscle & nerve

authors： Kazamel M,Klein CJ,Benarroch EE,Patnaik MM,Tracy JA

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Limited data exist regarding myopathies with early or prominent dysphagia. METHODS:A retrospective study was performed (January 2003 to August 2019) to identify myopathy patients in whom dysphagia was the initial symptom or was disproportionately severe compared with limb weakness. RESULTS:Thirty-two patie...

journal_title：Muscle & nerve

authors： Triplett JD,Pinto MV,Hosfield EA,Milone M,Liewluck T

更新日期：2020-09-01 00:00:00

abstract：:There is a suprasegmental influence on the masseter reflex (MassR) in animals, which is mediated via the fifth nerve spinal nucleus (5SpN). Corresponding data in humans are lacking. Out of 268 prospectively recruited patients with clinical signs of acute brainstem infarctions, we identified 38 with magnetic resonance ...

journal_title：Muscle & nerve

authors： Thömke F,Marx JJ,Cruccu G,Stoeter P,Hopf HC

更新日期：2007-10-01 00:00:00

abstract：:Denervation induces muscle fiber atrophy and changes in the gene expression rates of skeletal muscle. Electrical stimulation (ES) is a procedure generally used to treat denervated muscles in humans. This study evaluated the effect of ES based on chronaxie and rheobase on the expression of the myoD and atrogin-1 genes ...

journal_title：Muscle & nerve

authors： Russo TL,Peviani SM,Freria CM,Gigo-Benato D,Geuna S,Salvini TF

更新日期：2007-01-01 00:00:00

abstract：:The purpose of this study was to establish normal values of muscle thickness, ratio of muscle thickness to subcutaneous fat thickness, and muscle echo intensity in children between 11 weeks and 16 years of age. Transverse scans of four muscles were made by standardized real-time ultrasound examination. The scans were ...

journal_title：Muscle & nerve

authors： Scholten RR,Pillen S,Verrips A,Zwarts MJ

更新日期：2003-06-01 00:00:00

abstract：:Factors that affect the shape of the so-called "normal cloud" of the turns and amplitude measurements of the electromyographic interference pattern are investigated. As the force of voluntary contraction increases from low to moderate levels, the number of turns in the signal increase faster than does the mean amplitu...

journal_title：Muscle & nerve

authors： Nandedkar SD,Sanders DB,Stalberg EV

更新日期：1991-01-01 00:00:00

abstract：:Obese individuals have slowed conduction in the median nerve across the wrist, but the mechanism for this is not established. This case-control study of 27 obese subjects and 16 thin subjects was designed to test the hypothesis that obese individuals have higher carpal canal pressures and more median nerve swelling th...

journal_title：Muscle & nerve

authors： Werner RA,Jacobson JA,Jamadar DA

更新日期：2004-10-01 00:00:00