<prompt> Tober Ayer test is positive inLateral sinus thrombosisPetrositisCerebral abscessSubarachnoid haemorrhage  <response>: Tobey Ayer test is positive in Lateral sinus thrombophlebitis.Compression of Inferior Jugular Vein in the neck on the normal side causes a rise in CSF pressure but not on the affected side.Ref: Hazarika; 3rd ed; Pg 171 