OCAD MSK

History

60 year old woman with knee pain

Figure 1 for case bone island ( RID4004 )
Figure 1
Figure 2 for case bone island ( RID4004 )
Figure 2
Figure 3 for case bone island ( RID4004 )
Figure 3
Figure 4 for case bone island ( RID4004 )
Figure 4
Figure 5 for case bone island ( RID4004 )
Figure 5
Figure 6 for case bone island ( RID4004 )
Figure 6

Discussion

Never seen a bone island de novo and growing so fast. CT attenuation in 900HU range, compatible with bone island. Would you have felt comfortable watching it?

Diagnosis

bone island ( RID4004 )

Bob Lopez, MD
Courtesy
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