The thecal sac or dural sac is the membranous sheath (theca) or tube of dura mater that surrounds the spinal cord and the cauda equina. The thecal sac contains the cerebrospinal fluid which provides nutrients and buoyancy to the spinal cord. From the skull the tube adheres to bone at the foramen magnum and extends down to the second sacral vertebra where it tapers to cover over the filum terminale. Along most of the spinal canal it is separated from the inner surface by the epidural spa… 網頁Context in source publication. Context 1. ... spine was done in view of the back pain which showed disc bulge at L3-L4 and L4-L5 levels which were indenting the thecal sac ( figure 1) and ...
Intrathecal administration - Wikipedia
網頁A lumbar–peritoneal shunt is a technique to channelise the cerebrospinal fluid (CSF) from the lumbar thecal sac into the peritoneal cavity. Overview A shunt is described as a tube, catheter or "surgically created anastomosis" and is designed to bypass or redirect bodily fluids from one point in the body to another. ... 網頁2024年4月11日 · In order to reveal spinal canal stenosis, intervebrral disc, canal, thecal sac, posterior element and background were segmented with a U-Net model in 1560 MR images with T2 sequence. Since it is possible to use different methods on the main backbone of the U-net model, the current ResNet, InceptionNet and VGG16 models, which offer deeper … grocery bulk store florida
Effacement of the thecal sac HealthTap Online Doctor
網頁It is useful in distinguishing epidural abscess from the adjacent compressed thecal sac and other potential compressive lesions, such as a herniated disc. MRI reveals two basic patterns. 16, 17 ... 網頁維基百科中的醫學內容僅供參考,並不能視作專業意見。如需獲取醫療幫助或意見,請諮詢專業人士。詳見醫學聲明。 鞘內(intrathecal、< intra- + theca、IT、" within a sheath ">、脊髓內、鞘內注射、脊髓腔內注射)指某些東西"發生在"或"引入到"鞘內部(一般而言指腦或脊髓 蛛網膜(arachnoid mater)、在其下是蛛網 ... 網頁Epidural Injections. This is one of the most common aggressive treatments for thecal sac impingement. It is going to alleviate the pain for a while. However, this option might not be recommended for all patients. If this form of treatment doesn’t work, there is the last resort which you should only try if your doctor prescribes it. grocery bulk note pads