Pink reflex through intact tympanic membrane in active otosclerosis is known as: (A) Schwabach's sign, (B) Schwartz sign, (C) Lyre's sign, (D) Chvostek's sign
Answer is B. Ans. is 'b' i.e., Schwartz sign * Schwartz sign is a pink reflex, seen through intact tympanic membrane, in the area of oval window. It indicates active otosclerosis usually during pregnancy.* Lyre's sign is splaying apart of internal and external carotid arteries on angiogram in cases of carotid body tumour of the neck.* Chvostek's sign seen in hypocalcaemia as after total thyroidectomy where parathyroids have also been removed. Tapping over the distribution of facial nerve produces a twitch.