Schwaz sign is seen in
In otosclerosis sometimes, a reddish hue may be seen on the promontory through the tympanic membrane. This is called Schwaze sign. This is indicative of active focus with increased vascularity. Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 7th Edition page no.96
Glomus Jugulare
Otosclerosis
Meniere's diseases
Acoustic neuroma
Ear