PMC3985365_01
Computed tomography scan of brain: Tension pneumocephalus showing huge amount of air compressing the frontal lobes, with the "air bubble sign"
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F1
As his neurosonogram showed air like densities, a plain computed tomography (CT) scan of brain was done which revealed diffuse pneumocephalus along with large amount of air in subdural and subgleal spaces, besides showing hemorrhages and meningeal enhancement in the region of posterior fossa [Figure 1].