What are those conditions that can mimic cerebral venous sinus thrombosis?

A stroke,SOL: Stroke from arterial side by blockage of an artery by a small blood clot of fatty plaque , rupture of a small artery or from a dilatation of an artery , infection of the brain - from its coverings infection -meningitis or brain substance itself like brain abscess,cerebritis,cerebral abscess subarachnoid hemorrhage, SOL-space occupying lesions like tumors can mimic cerebral venous thrombosis.

See below: Typically, presentation similar to stroke with focal weakness, numbness, imbalance, but on occasion such a problem is associated with increased intracranial pressure due to pseudo tumor cerebri. If you have such issues, you do need expert neurological care.