Musculoskeletal #8 – Flash card

What do you see on the following images?

CT scout view

CT soft tissue window

CT bone window

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Skull eosinophilic granuloma
Well defined lytic lesion with scalloped edges. It involves both the inner and outer table. Narrow zone of transition, no cortical breakthrough and no soft tissue component.

One thought on “Musculoskeletal #8 – Flash card

  1. Litic lesion with geographic and probably beveled borders. No periostial reaction at all. Eosinophilic granuloma could be a good option.

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