A1 and you can B1 reprinted which have consent out-of Kumar Letter
A great and you may B, Axial (A) and you may coronal postcontrast (B) T1-weighted MR pictures out-of a patient with SS show diffuse pachymeningeal enhancement like one stated when you look at the people with craniospinal hypotension. (same patient just like the revealed inside the 11A1 and you can A2). C, Axial CT scan out of an individual having SS reveals increased attenuation within pons because of assumed calcification of your hemosiderin deposition. Superficial siderosis and you may CSF hypovolemia: the problem (dural) regarding hook up. Neurology 2007;–twenty six (Copyright laws 2007, Wolters Kluwer Health).
B1 and you can B2, Relevant sagittal (reformatted) (B1) and you will axial (B2) postmyelography CT pictures have shown opacification of one’s ventral epidural water because of the intrathecal examine toward same knowledge because CSF, therefore confirming a working drip
An indirect clue for the etiology regarding SS are obvious to your MR imaging. A fluid-occupied intraspinal cavity out of changeable dimension is oftentimes viewed (Fig 4A, -C1 and C2, D?G; Fig 6A1 and you will A2, B1 and you can B2; Fig 7A1 and you may A2; together with seen into the CT myelogram into the Fig 7B1 and B2 and you can Fig 10A). 2,3,twenty eight –29,thirty five,thirty six Rarely the brand new water-occupied hole are intracranial (Fig 4B). 43 These localized fluid-occupied cavities had been variably referred to as meningoceles, pseudomeningoceles, diverticula, pseudoencephalocele, epidural tumor, or maybe just once the “water collections.” Courage root avulsions, will in association with brachial plexus injury and you will pseudomeningoceles, are a typically stated association. 2,10,eleven,14,17,27,forty two An interruption from the circumferential hypointensity for the axial T2-weighted MR imaging may indicate resources avulsion that is maybe due so you can absence of this new pia mater from the avulsion website (Fig 8A; and viewed on the a beneficial CT myelogram from inside the Fig 10C). twenty seven Proof of bony burns (Fig 8C; along with seen on the CT examine inside the Fig 10B), myelomalacia (Fig 8D), otherwise cable tethering (Fig 4F) can be present. Additional identified resources of bleeding during the customers with SS enjoys generally speaking incorporated neoplasms and vascular malformations. Intellectual amyloid angiopathy can be in the proof of hemosiderin deposition the same as you to seen in SS (Fig 8E). forty-five
Good and you will B, Pre- (A1 and you will A2) and you will postoperative (B1 and B2) sagittal (A1 and you may B1) and axial (A2 and you will B2) T2-adjusted MR pictures out of an individual with SS let you know a critical reduced amount of a good longitudinally detailed liquid-filled collection prior to your back shortly after repair off an effective dural problem at the T11. Your website of your dural problem was surrounding by the an energetic CT myelogram. Shallow siderosis: connections and you may healing ramifications. Arc Neurol 2007;–96 (Copyright 2007, American Medical Association).
A1 and you can A2, Sagittal (A1) and axial (A2) T2-weighted MR photos from a patient which have SS let you know a good cervicothoracic epidural water-filled range (white arrows) and you can a great T5–six computer extrusion (black colored arrowhead) that displaces brand new dura (light arrowhead) posteriorly. Notice limited calcification of one’s disk (black arrowhead) plus the visibility out-of an effective subarachnoid clog (black arrow). how to message someone on blackdatingforfree C, Horizontal view of the latest thoracic lower back gotten during the digital substraction myelography on the patient regarding prone status. Mention cephalad extension of your own contrast from the thecal sac (black colored arrowhead), focal extravasation of examine thanks to a beneficial ventral dural rip at T5–6 (light arrow) on epidural range (black colored arrow), and you can onward cephalad extension on the epidural fluid range. The brand new asterisk implies improved attenuation of one’s examine by the quicker number of the brand new epidural space weighed against this new subarachnoid place. Within diligent, a beneficial ventral dural tear on T5–6 is surgically fixed, and a beneficial thoracic back MR imaging did 3 months later on showed resolution of the ventral epidural water collection. thirty-six Modified that have consent away from J.Meters. Hoxworth. thirty-six
