scholarly journals Posterior Decompression Usign METRx-MD System for Lumbar Spinal Canal Stenosis

2006 ◽  
Vol 55 (4) ◽  
pp. 467-470
Author(s):  
Masaki Yoh ◽  
Masayoshi Oga ◽  
Junichi Arima ◽  
Ko Ikuta ◽  
Soichiro Nakano ◽  
...  
2010 ◽  
Vol 24 (1) ◽  
pp. 111-114
Author(s):  
Atsushi Sugawara ◽  
Toyohiko Isu ◽  
Kyongsong Kim ◽  
Daijiro Morimoto ◽  
Masanori Isobe ◽  
...  

Author(s):  
Seiji Takashio ◽  
Masato Nishi ◽  
Yuichiro Tsuruta ◽  
Kenichi Tsujita

Abstract Background Wild-type transthyretin amyloid cardiomyopathy (ATTRwt-CM) is receiving increasing attention due to the availability of novel treatment options. Carpal tunnel syndrome (CTS) and lumbar spinal canal stenosis are known early symptoms of transthyretin (TTR) amyloidosis preceding the cardiac involvement and are considered as ‘Red Flags’ for transthyretin amyloid cardiomyopathy (ATTR-CM). Case summary A 67-year-old man with a history of lumbar spinal canal stenosis for the last 10 years, right rotator cuff tears for the last 4 years, and bilateral CTS for the last 1 year was scheduled for orthopaedic surgery for lumbar spinal canal stenosis. Investigations revealed severe left ventricular hypertrophy and hypertroponinaemia, which were suggestive of cardiac amyloidosis. Cardiac magnetic resonance imaging and 99mTc-labelled pyrophosphate scintigraphy demonstrated positive findings for ATTR-CM. Transthyretin deposition was found in both the myocardium and the yellow ligamentum excised during surgery. There was no transthyretin mutation on genetic testing. The final diagnosis was ATTRwt-CM. Discussion Transthyretin deposition in the ligaments or tendons has been observed in a number of patients with CTS, spinal canal stenosis, and rotator cuff tears. These orthopaedic diseases are predictive for the future occurrence of ATTR-CM. In addition, the coexistence of these multiple diseases might strongly predict ATTR-CM. This knowledge needs to be shared with orthopaedicians and cardiologists for the early diagnosis of ATTR-CM.


1987 ◽  
Vol 35 (3) ◽  
pp. 888-891
Author(s):  
Hirofumi Harada ◽  
Kenji Utsunomiya ◽  
Shougo Masumi ◽  
Nobutaka Kuroya

1974 ◽  
Vol 23 (3) ◽  
pp. 272-275
Author(s):  
M. Naruo ◽  
H. Takahashi ◽  
T. Higashihara ◽  
T. Sakae ◽  
K. Morimoto ◽  
...  

1984 ◽  
Vol 32 (1) ◽  
pp. 163-167
Author(s):  
S. Yano ◽  
T. Yano ◽  
H. Hieda ◽  
N. Nagata ◽  
Y. Ishibashi ◽  
...  

2020 ◽  
Vol 10 (2) ◽  
pp. 103-107
Author(s):  
Apel Chandra Saha ◽  
Md Hasan Masud ◽  
Md Abdul Haque ◽  
Mohammad Zulfiqur Haider Sarker

Background: Lumbar spinal canal stenosis (LSCS) is a common medical disorder due to degenerative changesin the middle age and older individual. In this condition, narrowing of lumbar spinal canal and nerve rootcanal leads to painful, debilitating compression of spinal nerves and blood vessels. Decompressive surgery inlumbar spinal canal stenosis is one of modern methods of treatment.The objective of this study was to evaluate the outcome of decompressive operative management in degenerativelumbar spinal canal stenosis. Methods: Thiswas a prospective interventional study carried out at National Institute of Traumatology andOrthopaedic Rehabilitation (NITOR) and City Hospital, Lalmatia, Dhaka from October 2012 to December2014.Total number of patients were 25 who underwent decompressive surgical procedures. Each of patientswas evaluated by the visual analogue scale (VAS) for pain, disability by using Oswestry disability index (ODI)and ModifiedMacnab Criteria (MMC)for assessment of improvement. Results: This was a prospective interventional study carried out at National Institute Of Traumatology and OrthopaedicRehabilitation (NITOR) and City hospital, Lalmatia, Dhaka from October 2012 to December 2014. Out of 25patients, 19 patients(76%)were male and 6 patients (24%) were female, age ranged from 38-65 years with the meanage 48.50 ± 8.65 years. Sixteen (64%) patients were manual worker and 9 patients (36%) were sedentary worker.Sixteen (64%) patients had multilevel stenosis and 9 patients (36%) had single level stenosis. The mean follow upduration was 1.5 years (range: 1-3 years). Mean estimated blood loss was 150ml (range : 100-200ml), meansurgery time was 130mutes (range: 80-180min) and average hospital stay was 7 days (range: 4-10 days). Only 1patient (4%) had discitis, 1 patient (4%) had superficial wound infection and 1 patient (4%) had dural tear. AsMMC, 21 (84%) patients was poor before operation and after operation at 12 months follow up 8 patients (32%)had excellent, 12 patients (48%) had good, 4 patients (16%) had fair and 1 patient (4%) had poor functionaloutcome. Mean (SD) ODI were 75.40 (± 5.01) before operation and reduced to 8.36 (± 13.54) after operation at 3rd(12 month) follow up. Mean (SD) VAS was 7.12 (± 0.86) before operation and reduced to 1.46 (± 1.31) afteroperation at 3rd (12 month) follow up. Twenty (80%) patients had satisfactory functional outcome. Conclusion: Decompressive operation is an effective, safe and acceptable method of treatment in degenerativelumbar spinal canal stenosis (LSCS). Birdem Med J 2020; 10(2): 103-107


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