Ankylosing spondylitis CT: Difference between revisions
No edit summary |
No edit summary |
||
(16 intermediate revisions by 5 users not shown) | |||
Line 1: | Line 1: | ||
__NOTOC__ | __NOTOC__ | ||
{{Ankylosing spondylitis}} | {{Ankylosing spondylitis}} | ||
{{CMG}} | {{CMG}} ; {{AE}} {{MKK}} | ||
==Overview== | ==Overview== | ||
The term [[Ankylosing spondylitis|ankylosing]] is derived from the Greek word ''ankylos,'' meaning stiffening of a joint.[[CT]] allows direct visualization of the abnormalities in peripheral and axial joints. [[CT-scans|CT]] has resulted in a major improvement in the evaluation and management of patients with AS. Findings on [[CT-scans|CT]] scan suggestive of [[ankylosing spondylitis]] include erosion, [[osteoporosis]] / [[sclerosis]], and new [[bone]] formation. However,CT has poor ability to detect [[Soft tissue|soft-tissue]] changes and best in detecting osteoporosis or [[osteosclerosis]]. | |||
==CT== | |||
* | ==CT scan== | ||
* | * Findings on [[CT scan]] suggestive of [[ankylosing spondylitis]] include:<ref name="pmid22859929">{{cite journal |vauthors=Ostergaard M, Lambert RG |title=Imaging in ankylosing spondylitis |journal=Ther Adv Musculoskelet Dis |volume=4 |issue=4 |pages=301–11 |date=August 2012 |pmid=22859929 |pmc=3403247 |doi=10.1177/1759720X11436240 |url=}}</ref><ref name="LacoutRousselin2008">{{cite journal|last1=Lacout|first1=Alexis|last2=Rousselin|first2=Benoît|last3=Pelage|first3=Jean-Pierre|title=CT and MRI of Spine and Sacroiliac Involvement in Spondyloarthropathy|journal=American Journal of Roentgenology|volume=191|issue=4|year=2008|pages=1016–1023|issn=0361-803X|doi=10.2214/AJR.07.3446}}</ref><ref name="JangWard2011">{{cite journal|last1=Jang|first1=Jennifer H.|last2=Ward|first2=Michael M.|last3=Rucker|first3=Adam N.|last4=Reveille|first4=John D.|last5=Davis|first5=John C.|last6=Weisman|first6=Michael H.|last7=Learch|first7=Thomas J.|title=Ankylosing Spondylitis: Patterns of Radiographic Involvement—A Re-examination of Accepted Principles in a Cohort of 769 Patients|journal=Radiology|volume=258|issue=1|year=2011|pages=192–198|issn=0033-8419|doi=10.1148/radiol.10100426}}</ref> | ||
* | ** Erosions | ||
* | ** Subchondral [[sclerosis]] | ||
* | ** Bony [[ankylosis]] | ||
* | ** [[Sacroiliitis]] | ||
** Bamboo spine | |||
** Ligamentous [[ossification]] and periarticular and intra-articular [[ankylosis]] | |||
* Best in demonstrating injuries to the following: | |||
** [[Cervical spine]] [[fracture]] especially in advanced [[ankylosing spondylitis]] patients | |||
[[File:Ankylosing spondylitis.jpg|alt=Case courtesy of Dr Ali Abougazia,https://commons.wikimedia.org/wiki/File:Ankylosing_spondylitis.jpg#/media/File:Ankylosing_spondylitis.jpg|center|thumb| | |||
CT scan in ankylosing spondylitis showing Bamboo spine | |||
https://commons.wikimedia.org/wiki/File:Ankylosing_spondylitis.jpg#/media/File:Ankylosing_spondylitis.jpg | |||
]] | |||
==References== | ==References== | ||
Line 18: | Line 27: | ||
{{WH}} | {{WH}} | ||
{{WS}} | {{WS}} | ||
[[Category:Arthritis]] | |||
[[Category:Autoimmune diseases]] |
Latest revision as of 03:15, 30 July 2018
Ankylosing spondylitis Microchapters |
Diagnosis |
---|
Treatment |
Case Studies |
Ankylosing spondylitis CT On the Web |
American Roentgen Ray Society Images of Ankylosing spondylitis CT |
Risk calculators and risk factors for Ankylosing spondylitis CT |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] ; Associate Editor(s)-in-Chief: Manpreet Kaur, MD [2]
Overview
The term ankylosing is derived from the Greek word ankylos, meaning stiffening of a joint.CT allows direct visualization of the abnormalities in peripheral and axial joints. CT has resulted in a major improvement in the evaluation and management of patients with AS. Findings on CT scan suggestive of ankylosing spondylitis include erosion, osteoporosis / sclerosis, and new bone formation. However,CT has poor ability to detect soft-tissue changes and best in detecting osteoporosis or osteosclerosis.
CT scan
- Findings on CT scan suggestive of ankylosing spondylitis include:[1][2][3]
- Erosions
- Subchondral sclerosis
- Bony ankylosis
- Sacroiliitis
- Bamboo spine
- Ligamentous ossification and periarticular and intra-articular ankylosis
- Best in demonstrating injuries to the following:
- Cervical spine fracture especially in advanced ankylosing spondylitis patients
References
- ↑ Ostergaard M, Lambert RG (August 2012). "Imaging in ankylosing spondylitis". Ther Adv Musculoskelet Dis. 4 (4): 301–11. doi:10.1177/1759720X11436240. PMC 3403247. PMID 22859929.
- ↑ Lacout, Alexis; Rousselin, Benoît; Pelage, Jean-Pierre (2008). "CT and MRI of Spine and Sacroiliac Involvement in Spondyloarthropathy". American Journal of Roentgenology. 191 (4): 1016–1023. doi:10.2214/AJR.07.3446. ISSN 0361-803X.
- ↑ Jang, Jennifer H.; Ward, Michael M.; Rucker, Adam N.; Reveille, John D.; Davis, John C.; Weisman, Michael H.; Learch, Thomas J. (2011). "Ankylosing Spondylitis: Patterns of Radiographic Involvement—A Re-examination of Accepted Principles in a Cohort of 769 Patients". Radiology. 258 (1): 192–198. doi:10.1148/radiol.10100426. ISSN 0033-8419.