Relation between the severity of liver cirrhosis and neurological symptoms, nerve conduction study results, and motor unit number estimation

2021 ◽  
Author(s):  
Mye A. Basheer ◽  
Reem M Gabr ◽  
Dina A El Salmawy ◽  
Marwa Khairy ◽  
Saly H Elkholy
2020 ◽  
Vol 1 (2) ◽  
pp. 93-94
Author(s):  
Rekha Virath ◽  
Asit Kumar Mittal ◽  
Tarun Kumar Ralot ◽  
Manisha Balai ◽  
Kapil Vyas

2020 ◽  
Vol 29 (4) ◽  
pp. e173
Author(s):  
Joost T.P. Kortlever ◽  
Berdien Brandsema ◽  
Meijuan Zhao ◽  
David C. Ring

2021 ◽  
Vol 2021 ◽  
pp. 1-9
Author(s):  
Eiichi Kakehi ◽  
Tadataka Kawakami ◽  
Yukiko Ishikawa ◽  
Takashi Matsuoka ◽  
Naoki Nakagawa ◽  
...  

Guillain–Barré syndrome (GBS) usually has a good prognosis; however, patients may develop sequelae without prompt treatment. We herein describe an 81-year-old woman who developed acute-onset excruciating thigh pain and weakness in her lower extremities after spinal surgery. We diagnosed acute inflammatory demyelinating polyradiculoneuropathy by a nerve conduction study, which showed findings of demyelination without cerebrospinal fluid analysis because of a spinal prosthesis. Although anti-GM1 and anti-GalNAc-GD1a antibodies were positive, the patient was clinically diagnosed with acute inflammatory demyelinating polyradiculoneuropathy (a subtype of GBS), not acute motor axonal neuropathy. She recovered well with immunoglobulin therapy. A literature review of 18 cases revealed that unexplained weakness, areflexia, and numbness of the extremities after spinal surgery, a shorter time from spinal surgery to symptom onset to general GBS, abnormal nerve conduction study results, normal spinal imaging findings, and the development of atypical symptoms such as cranial and autonomic nerve syndrome and respiratory failure are useful for diagnosing GBS when cerebrospinal fluid examination cannot be performed after spinal surgery.


Author(s):  
Omid Rashidipour ◽  
K. Ming Chan

Motor unit number estimation (MUNE) is an electrophysiological method designed to quantify motor unit loss in target muscles of interest. Most of the techniques are noninvasive and are therefore well suited for longitudinal monitoring. In this brief review, we describe the more commonly used techniques and their applications in amyotrophic lateral sclerosis, poliomyelitis, spinal muscular atrophy and hereditary sensorimotor neuropathies. Findings in some of these studies offer important pathophysiological insights. Since conventional electrophysiologic methods are not sensible measures of motor neuronal loss, MUNE could play a potentially important role in the diagnosis, monitoring of disease progression and response to treatment in neuromuscular diseases in which motor unit loss is a major feature.


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