Griesinger's sign is seen in -
Lateral Sinus Thrombophlepitis

It is inflammation of the walls of sigmoid sinus (lateral sinus) with the formation of thrombus - Complication of acute coalescent mastoiditis or masked mastoiditis
Aetiology - Chronic SOM with cholesteatoma
Lateral sinus thrombosis
Meningitis
Brain abscess
Cerebellar abscess