You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A 27 years pregnant female with flamingo pink color tympanic membrane comes with history of traumatic ossicular discontinuity. Type of curve expected on tympanometry: and explain in detail?
(Refer: PL Dhingra, Textbook of Ear, Nose, Throat, 6th edition, pg no: 24)
Otosclerosis (Otospongiosis)

Disease of bony labyrinth where the normal dense enchondral bone is replaced by foci of irregularly laid spongy bone.
50% patients have positive family history, inherited as autosomal dominant
White races are affected more than negroes
Females are more common than males
Pregnancy aggravates otosclerosis
Age of onset is around puberty
Types of otosclerosis