Electrodiagnostic errors contribute to chronic inflammatory demyelinating polyneuropathy misdiagnosis.

abstract：:Motor involvement in acute herpes zoster is considered rare, but its incidence is unknown. In a sample of 40 patients with acute herpes zoster of varying severity, an abnormal electromyogram (EMG) (fibrillation, positive waves, high-frequency discharges) was found in 21 (53%), suggesting extension of inflammation to t...

journal_title：Muscle & nerve

authors： Haanpää M,Häkkinen V,Nurmikko T

更新日期：1997-11-01 00:00:00

abstract：INTRODUCTION:The 6-minute walk test (6MWT) is a well-established clinical assessment of functional endurance, validated as a measure of walking ability in spinal muscular atrophy (SMA). The current availability of disease-modifying therapies for SMA indicates a growing need for normative reference data to compare SMA p...

journal_title：Muscle & nerve

authors： Goodwin AM,Cornett KMD,McKay MJ,Burns J,Garber CE,De Vivo DC,Montes J

更新日期：2020-03-01 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：: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：:Chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) and membranous glomerulonephritis (MGN) are both autoimmune disorders that are rarely observed concurrently. We describe a patient who developed MGN nearly 20 years after the onset of CIDP, resulting in a secondary progression of his neuropathy. He respo...

journal_title：Muscle & nerve

authors： Smyth S,Menkes DL

更新日期：2008-01-01 00:00:00

abstract：:Calmodulin levels have been assessed in whole muscle and primary culture extracts in order to examine the relationship between calmodulin and the accumulation of calcium in dystrophic hamster muscle tissues. Significant decreases in both normal and dystrophic skeletal muscle, tongue, and heart calmodulin levels were o...

journal_title：Muscle & nerve

authors： Klamut HJ,Kotarba JA,Strickland KP

更新日期：1987-01-01 00:00:00

abstract：INTRODUCTION:In this study we determined the reliability and validity of electrical impedance myography (EIM) in facioscapulohumeral muscular dystrophy (FSHD). METHODS:We performed a prospective study of EIM on 16 bilateral limb and trunk muscles in 35 genetically defined and clinically affected FSHD patients (reliabi...

journal_title：Muscle & nerve

authors： Statland JM,Heatwole C,Eichinger K,Dilek N,Martens WB,Tawil R

更新日期：2016-10-01 00:00:00

abstract：:The authors reported a large study of 93 children presenting a severe form of progressive muscular dystrophy. The first clinical symptoms were noticed between 3 to 12 years. The atrophy affects, predominantly, the girdle and truncal muscles. The hypertrophy of the calves is almost consistent. The progression of the di...

journal_title：Muscle & nerve

authors： Ben Hamida M,Fardeau M,Attia N

更新日期：1983-09-01 00:00:00

abstract：INTRODUCTION:In this study we present a reproducible technique to assess motor recovery after nerve injury via neuromuscular junction (NMJ) immunostaining and electrodiagnostic testing. METHODS:Wild-type mice underwent sciatic nerve transection with repair. Hindlimb muscles were collected for microscopy up to 30 weeks...

journal_title：Muscle & nerve

authors： Vannucci B,Santosa KB,Keane AM,Jablonka-Shariff A,Lu CY,Yan Y,MacEwan M,Snyder-Warwick AK

更新日期：2019-11-01 00:00:00

abstract：:Muscle cramps are difficult to study scientifically because of their spontaneity and unpredictability. Various laboratory techniques to induce muscle cramps have been explored but the best technique for inducing cramps is unclear. Electrical stimulation appears to be the most reliable, but there is a perception that i...

journal_title：Muscle & nerve

authors： Miller KC,Knight KL

更新日期：2007-11-01 00:00:00

abstract：INTRODUCTION:Venous access for therapeutic plasma exchange (TPE) in myasthenia gravis (MG) can be achieved by central venous catheters (CVC) or peripheral veins (PV), and the preferred method varies among providers. We evaluated our institutional experience with TPE venous access method and complications. METHODS:We r...

journal_title：Muscle & nerve

authors： Guptill JT,Oakley D,Kuchibhatla M,Guidon AC,Hobson-Webb LD,Massey JM,Sanders DB,Juel VC

更新日期：2013-02-01 00:00:00

abstract：:A method for quantifying shape variability, the jiggle, or motor unit potentials (MUPs) recorded with conventional EMG electrodes is presented. Amplitude variability at each point of time of the MUP was analyzed. Two new parameters are proposed: the normalized value of the consecutive amplitude differences (CAD), and ...

journal_title：Muscle & nerve

authors： Stålberg EV,Sonoo M

更新日期：1994-10-01 00:00:00

abstract：:We prospectively studied the diagnostic utility of upper limb segmental reflexes in patients with suspected cervical radiculopathy (CR). Fifty-three patients (29 men and 24 women), referred for electrodiagnostic testing, were positive for at least one of four clinical criteria for CR: abnormal (1) history, (2) motor (...

journal_title：Muscle & nerve

authors： Miller TA,Pardo R,Yaworski R

更新日期：1999-08-01 00:00:00

abstract：:Rhabdomyolysis, a syndrome of skeletal muscle breakdown with leakage of muscle contents, is frequently accompanied by myoglobinuria, and if sufficiently severe, acute renal failure with potentially life-threatening metabolic derangements may ensue. A diverse spectrum of inherited and acquired disorders affecting muscl...

journal_title：Muscle & nerve

authors： Warren JD,Blumbergs PC,Thompson PD

更新日期：2002-03-01 00:00:00

abstract：:Three children presented at birth with axial hypotonia and symmetrical flaccid paresis limited to the upper extremities, and involving proximal and distal muscle groups. At birth, palmar flexion creases were poorly developed, and the hand muscles were atrophic. These clinical features, the muscle biopsy findings, and ...

journal_title：Muscle & nerve

authors： Darwish H,Sarnat H,Archer C,Brownell K,Kotagal S

更新日期：1981-03-01 00:00:00

abstract：INTRODUCTION:Accuracy of needle electromyography is typically ensured by use of anatomical landmarks and auditory feedback related to voluntary activation of the targeted muscle; however, in certain clinical situations, landmarks may not be palpable, auditory feedback may be limited or not present, and targeting a spec...

journal_title：Muscle & nerve

authors： Boon AJ,Oney-Marlow TM,Murthy NS,Harper CM,McNamara TR,Smith J

更新日期：2011-07-01 00:00:00

abstract：:Infantile botulism is a recently recognized cause of acute hypotonic paresis and respiratory failure in young infants. Electrophysiological testing has proven useful in early diagnosis in suspected cases by demonstrating abnormal neuromuscular transmission as is known to occur in botulism. Twenty-five infants with bac...

journal_title：Muscle & nerve

authors： Cornblath DR,Sladky JT,Sumner AJ

更新日期：1983-07-01 00:00:00

abstract：:Mitochondrial trifunctional protein (TFP) deficiency is a rare disorder of the fatty acid beta-oxidation cycle with heterogeneous phenotypes and occurs secondary to either alpha- or beta-subunit mutations. We characterized the neuromyopathic phenotype of TFP deficiency through adolescence or adulthood in 11 patients, ...

journal_title：Muscle & nerve

authors： Spiekerkoetter U,Bennett MJ,Ben-Zeev B,Strauss AW,Tein I

更新日期：2004-01-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to evaluate the ultrasound (US) morphological changes of sural nerves (SNs) of uremic patients on hemodialysis. METHODS:Sixty-six SNs in 33 uremic patients were examined by 22-MHZ high-frequency US and routine nerve conduction studies (NCS), and 76 SNs in 38 controls were also ex...

journal_title：Muscle & nerve

authors： Wei M,Zhu J,Wang N,Xue Q,Liu F,Hu B,Fang J,Zhang Y

更新日期：2012-12-01 00:00:00

abstract：INTRODUCTION:Congenital myotonic dystrophy (CDM) occurs when symptoms of myotonic dystrophy present at birth. In this study we evaluated the relationship between physical function, muscle mass, and age to provide an assessment of the disease and help prepare for therapeutic trials. METHODS:CDM participants performed t...

journal_title：Muscle & nerve

authors： Pucillo EM,Dibella DL,Hung M,Bounsanga J,Crockett B,Dixon M,Butterfield RJ,Campbell C,Johnson NE

更新日期：2017-08-01 00:00:00

abstract：:To elucidate whether the frontal components of scalp somatosensory evoked potentials (SEPs) depend on the type of peripheral input, we compared scalp SEPs in response to electrical stimuli applied to: (i) the proximal phalanx of the thumb, involving both deep and cutaneous afferents; and (ii) the distal phalanx of the...

journal_title：Muscle & nerve

authors： Restuccia D,Valeriani M,Barba C,Le Pera D,Tonali P,Mauguière F

更新日期：1999-07-01 00:00:00

abstract：INTRODUCTION:Thymectomy is required for the treatment of thymoma-associated myasthenia gravis (MG). However, MG may develop only after thymectomy, a condition known as post-thymectomy MG. This study aimed to investigate the risk factors for post-thymectomy MG in patients with thymoma. METHODS:We retrospectively identi...

journal_title：Muscle & nerve

authors： Kim A,Choi SJ,Kang CH,Lee S,Son H,Kim JA,Shin JY,Kim SM,Hong YH,Sung JJ

更新日期：2021-01-12 00:00:00

abstract：:A low conductance calcium-activated K+ channel is thought to regulate the rate of firing of several excitable cells. In skeletal muscle the expression of this channel is under nerve control. Previously, we reported that axonal flow blockade of rat nerves, induced by colchicine, caused a transient increase in muscle ap...

journal_title：Muscle & nerve

authors： Vergara C,Ramírez B,Behrens MI

更新日期：1993-09-01 00:00:00

abstract：:Seven 2-day-old golden retriever pups were given focal intramuscular injections of a first generation adenovirus-dystrophin minigene construct and adenovirus-beta-galactosidase construct as a 2:1 mixture into the left anterior tibial muscle. The spread of transgene expression within the anterior tibial muscle was comp...

journal_title：Muscle & nerve

authors： O'Hara AJ,Howell JM,Taplin RH,Fletcher S,Lloyd F,Kakulas B,Lochmüller H,Karpati G

更新日期：2001-04-01 00:00:00

abstract：:The connective tissue diseases, such as rheumatoid arthritis, Sjögren's syndrome, systemic lupus erythematosus, systemic sclerosis, and vasculitis, may cause various disorders of the peripheral nervous system. In this review, the clinical effects of the connective tissues diseases on nerve and muscle are examined with...

journal_title：Muscle & nerve

authors： Rosenbaum R

更新日期：2001-02-01 00:00:00

abstract：:The aim of this study was to estimate normal jitter in voluntarily activated extensor digitorum communis (EDC) and orbicularis oculi (OOc) muscles using a disposable concentric needle electrode (CNE). The EDC of 67 normal subjects (22 males and 45 females, mean age 35.5 +/- 10.2 years) and the OOc of 50 normal subject...

journal_title：Muscle & nerve

authors： Kouyoumdjian JA,Stålberg EV

更新日期：2008-06-01 00:00:00

abstract：INTRODUCTION:Cranial muscle fasciculations may be difficult to detect in amyotrophic lateral sclerosis (ALS). Ultrasound (US) detection of fasciculations in these muscles may have clinical utility. METHODS:Patients with suspected ALS were prospectively enrolled. Nerve conduction studies, needle electromyography (EMG),...

journal_title：Muscle & nerve

authors： O'gorman CM,Weikamp JG,Baria M,Van Den Engel-Hoek L,Kassardjian C,Van Alfen N,Boon AJ

更新日期：2017-12-01 00:00:00

abstract：:In recent years, the following ideas have been expressed: (a) that all cases of a discrete, inherited neuromuscular syndrome should prove to be due to a single biochemical defect, (b) that any single biochemical defect should give rise only to one syndrome, and (c) that an enzymatic defect cannot give rise to a diseas...

journal_title：Muscle & nerve

authors： Kark RA,Becker DM

更新日期：1981-01-01 00:00:00

abstract：INTRODUCTION:Voltage-gated Kv1 potassium channel complex (VGKC) autoantibodies subtyped for leucine-rich glioma-inactivated 1 (LGI1), contactin-associated-proteinlike 2 (CASPR2), and Kv IgGs have a spectrum of neurological presentations. Painful polyneuropathy is seen in some patients, but nerve pathology descriptions ...

journal_title：Muscle & nerve

authors： Lahoria R,Pittock SJ,Gadoth A,Engelstad JK,Lennon VA,Klein CJ

更新日期：2017-04-01 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