Petrous Sinus Thrombosis

Medical Condition:
Petrous Sinus Thrombosis

Thrombus formation in an intracranial venous sinus, including the superior sagittal, cavernous, lateral, and petrous sinuses. Etiologies include thrombosis due to infection, DEHYDRATION, coagulation disorders (see THROMBOPHILIA), and CRANIOCEREBRAL TRAUMA.