Bone-anchored hearing aid
Headache. Taking oral contraceptive pill. ? dural venous sinus thrombosis.
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No filling defect within the dural venous sinuses or superficial cortical veins.
Metal implant in the inferior right parietal bone.
The metal implant is for a bone-anchored hearing aid (BAHA). They can be used for bilateral or unilateral mixed conductive / sensorineural or isolated conductive hearing loss.