Ostmann fat pad is related to
*There are small fat bodies located inferomedial to Eustachian tube. These are called Ostmann fat pads*They are impoant in normal closure of Eustachian tube and preventing transmission of nasopharyngeal pressure to the middle ear*These fat pads are absent in patulous tube syndromeRef: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 62
Ear lobule
Buccal mucosa
Eustachian tube
Tip of nose
Nose and paranasal sinuses