Right frontal redo craniotomy with overlying staples, soft tissue swelling subcutaneous emphysema. There is a prominent air-fluid level intraparenchymal blood at the anterolateral margin of the surgical bed. A small amount of blood pools at the dependent aspect of the right frontal fluid collection. There is 8 mm left which shift of the septum pellucidum. There is mild sulcal effacement of the right cerebral hemisphere. The basal cisterns are not effaced. The grey-white matter differentiation is preserved.