Diffuse extensive cerebral and brain stem edema is seen with effacement of cortical sulci and ventricular system. Multiple pin point microbleeds are seen at grey-white matter interface and midbrain. Grey-white matter differentiation is maintained Minimal subarachnoid haemorrhage is seen in bilateral cerebello0potine and cerebellomedullary cisterns Thin sleeve of SDH is seen along the left leaf of tentorium cerebelli Subgaleal hematoma of maximum transverse thickness 10 mm is seen in right parieto-temporal region