The sigmoid sinus is a dural venous sinus that lies deep within the human head, and just below the brain. A dural sinus is a channel that lies between the dura mater, the outermost tissue covering the ...
Right mastoidectomy with drainage of Bezold's abscess and evacuation of clot in the sigmoid sinuses was performed first. This was followed by occipital craniectomy for a residual epidural abscess when ...
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