<prompt> Edema over the mastoid is seen in -Bells PalsyLateral sinus thrombophlebitisCSOMASOM  <response>: Ans. isbi.e., Lateral sinus thrombophlebitis Ref: Dhingra sthe p. 95 Edema over posterior post of mastoid Griesingers sign is seen in lateral sinus thrombosis signal sinus thrombosis. 