Presentation
Recent elbow injury. Now has persistent pain. MRI to exclude underlying bony trauma.
Patient Data
Age: 13
Gender: Male
From the case:
Elbow "sail sign": MRI equivalent
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Displacement of the intracapsular, extrasynovial fat pad anteriorly by a large joint effusion. Note the T1 bright fat suppresses on the T2 fat sat. Note also the posterior fat pad displaced by the joint fluid.