Sinus thrombosis
~cavernous sinus - periorbital edema, vision loss, diplopia, proptosis, chemosis, papilledema, lateral gaze palsy
~lateral sinus - more gradual than ^ otalgia, high fever, mastoid swelling & tenderness, Griesinger sign
~superior sagittal sinus - abnormal mental status, nuchal rigidity, papilledema, seizures
~inferior petrosal sinus - gradenigo syndrome, ipsilateral facial pain, lateral rectus weakness