Wednesday, June 23, 2010

Morel-Lavallee Lesion

http://www.radsource.us/clinic/1006

Cam FAI


Fatty Liver



In-Phase



Out-of-Phase

Transient Patella Disclocation







With torn medial patello-femoral ligament and medial patella retinaculum. Note that impaction injury can occur almost anywhere at the lateral femoral condyle (although commonly anterolaterally).

OA and MCL Oedema

Giant Tumefactive Perivascular Spaces




References:
http://www.ajnr.org/cgi/reprint/26/2/298.pdf
AJNR Am J Neuroradiol 26:298–305, February 2005

Thanks MG

Fat Halo Sign



Wednesday, June 9, 2010

Iliacus Muscle Contusion with Submuscular Haemorrhage






And minor rectus femoris tendon strain/low grade interstitial tear
MRI Appearance of Chronic Stress Injury of the Iliac Crest Apophysis in Adolescent Athletes
AJR 2008; 190:1487-1491

SONK Medial Tibial Plateau



Vertical Tear LM





OA, MCL Oedema



Donna G. Blankenbaker, Arthur A. De Smet and Jason P. Fine

Article here:

http://www.springerlink.com/content/j15r7mh13004n65x/

http://www.google.com.au/#hl=en&q=oa+mcl+edema&aq=f&aqi=&aql=&oq=&gs_rfai=&fp=614b526983fd0727





Rheumatoid Ankle











Diastomatomyelia






ACL Interstitial Injury


Selective Atropy of Abductor Digiti Minimi Muscle




AJR 189 September 2007 http://www.ajronline.org/cgi/reprint/189/3/W123.pdf
"CONCLUSION: Selective fatty atrophy of the ADQ is not a rare finding on MR examination
of the foot and ankle, being seen in 6.3% of all studies and in 7.5% of all studies in females.The clinical relevance of selective ADQ atrophy seen on MRI is uncertain."


October 2009 Radiology, 253, 160-166. http://radiology.rsna.org/content/253/1/160.fullFatty Muscle Atrophy: Prevalence in the Hindfoot Muscles on MR Images of Asymptomatic Volunteers and Patients with Foot Pain
Conclusion: Prevalence of fatty muscle atrophy of the ADM muscle—classically considered to represent entrapment neuropathy—is between 4% and 11% in both asymptomatic volunteers and patients with foot pain, and it increases with age.


Thanks VD

Another PTLFCFS


Unilateral sacroiliitis



AJR 2006; 187:1420-1426

Idiopathic Intracranial Hyertension


CCJ Meningioma