|Title : Case 612|
Age / Sex : 73 / M
Chief complaint :
Both leg pain
Pantopaque induced arachnoiditis
On plain radiography, multiple increased opacity was seen in S1 level.
On sagittal and axial CT images, multifocal high density dot like lesions were seen in the thecal sac and along the dural wall.
On axial and sagittal T2-weighted images, multifocal high SI intradural lesions are noted, and they show high SI on T1-weighted image. Also adhesion of cauda equine and septation of thecal sac were noted.
Calcified dural plaques
Calcified hematoma from remote trauma
ð used substance until the 1980s, gradually becoming replaced by
ð arachnoid adhesions, cysts causing spinal cord syrinxes, compression,
or nerve root irritation
⇒ months or even years, and can remain in the thecal sac for years after
⇒ usually appears as intradural dorsal droplets
⇒ hyperintense on T1WI and hypointense to hyperintense lesions on
- The Journal of Spinal Cord Medicine, Volume 35, Issue 3, 2012
- Europian spine journal, Volume 22, Issue 3, 2012
|Total applicants||30||Correct answers||13|
|김동찬||단국대학교 병원, 전공의|
|박선영||한림대학교 성심병원, 전문의|
|윤유성||순천향대 부천병원, 전문의|