[PDF] Top 20 MR imaging of spinal dysraphism

... Examples of spina bifida aperta spina bifida cystica-including myelomeningocele, myelocystocele, and lipomyelomeningocele-and those of occult spinal dysraphism-such as dorsal dermal sinu[r] ... See full document

... of spinal dysraphism assessment, as well as for appropriate gestational age–matched ...fetal MR imag- ...349 MR imaging examina- tions of a total of 1006, including 274 examinations in ... See full document

... postnatal MR imaging of the spine in patients with OSD and add to the existing literature several important ...fetal MR imaging is accurate in detecting the level of the dysraphic defect, ... See full document

... lumbosacral MR imaging, thick-section sagittal spin-echo T1-weighted localizer sequence followed by thin-section sagittal, axial, and coronal spin-echo T1-weighted sequences provide better information than ... See full document

... The primitive filum extends caudally from the apex of the primitive conus to the 29th- 30th vertebra. After involution of the distal cord to the filum terminale, the newly formed conus medullaris lies opposite the lower ... See full document

... The pathology associated with C immitis infection is most com- monly manifested as leptomeningeal enhancement and arach- noiditis, followed by osteomyelitis. Osteomyelitis and leptomen- ingeal disease are uncommonly seen ... See full document

... Symptoms related to a congenital tethered cord occur most commonly in childhood, hence it was regarded initially as a disease of childhood; in many patients, the diagnosis is not documented until symptoms manifest in ... See full document

... of spinal dysraphism are rare, even in newborns with cutaneous ...occult spinal dysraphism ...occult spinal dysraphism, such as deep or atypical sacrococcygeal dimples, ... See full document

... of spinal stenosis while walking or standing has been thought to be narrowing of the spinal canal and crowding of the nerve ...the spinal canal and reduction of the pressure on the nerve roots ... See full document

... In addition, MR offered several advantages over myelography in the evaluation of metastatic spinal disease, including demonstration of paravertebral tumor extension, identification of ad[r] ... See full document

... All data were registered, on a subject-by-subject basis, to the first volume acquired. The computed rigid body parameters were used in image resectioning and adjusting for serial time correlations (first order) as ... See full document

... 8-D, After IV injection of Gd-DTPA, sagittal 8, coronal C, and axial D T1-weighted images, 600/30, reveal rapid, intense, and homogeneous contrast uptake, providing superior discriminati[r] ... See full document

... After entering the spinal canal, these paired radicular arteries on each side of the vertebrae may ultimately divide into a triad of vessels: the posterior central and prelaminar arterie[r] ... See full document

... of MR imaging features, the correction of CSF dynamics, the repair and reduction of GAG accumulation through the BBB, the suppression of inflammation, and finally the possible penetrance of the BBB from the ... See full document

... Repeat spinal cord and cerebral MR imaging was performed showing spinal cord thickening associated with a signal intensity abnormality: increased signal intensity on T2-weighted images (Fig ... See full document

... for spinal subarachnoid hemorrhage. On admission, MR imaging showed spinal subarachnoid hemorrhage in the left side of the spinal ...The spinal cord was slightly displaced to the ... See full document

... For example, normal dorsal root ganglion may enhance to the same degree as some tumors ; therefore, normal tissues , scar, and tumorous tissues cannot be identified by their degree of co[r] ... See full document

... following imaging findings were recorded: (a) longitu- dinal location of tumor, defined as the major portion of tumoral involvement among the cervical, thoracic, and lumbar vertebra regions; (b) axial location of ... See full document

... tember 2011, we recruited 40 patients with inflammatory diseases potentially affecting the spinal cord. Twenty-five patients pre- sented with MS (15 relapsing-remitting, 5 secondary-progressive, and 5 primary ... See full document

... Metrizamide CT confirmed the spinal cord sizes shown on MR imaging, Intramedullary cavities were demonstrated by MR in all nine cases in which the spinal cords were enlarged, but only in[r] ... See full document