Characon used broad groups based on accessability and controllability with the retraction being mobile fixed to undeterminable end not visible 5.
Attic retraction grading.
Coexistence of an attic retraction predicts combined long incus process and stapes superstructure defect chi 3 943 p 0 047 or 12 00.
Also called a micro pocket because it is a very small retraction that is only perceived if actively searched for.
Retractions of grafts are predicted by mode of.
Attic retraction pockets a small attic retraction pocket.
Controlled and movable controlled and immovable uncontrolled and immovable.
B medium attic retraction pocket.
There are many grading schemes to describe the retraction pockets one of them is charachon s scheme.
Tympanic membrane retraction describes a condition in which a part of the eardrum lies deeper within the ear than its normal position.
Sible to have a large attic antral cholesteatoma without ossicular involvement or equally a small cholesteatoma with ossicular erosion depending on the initial site and direction of progess.
An obvious retraction pocket that can be easily seen in the malleus manubrium.
Forty four of 200 22 of ears showed grade i attic retraction 18 ears showed grade iia 9 14 showed grade iib 7 28 showed grade iiia 14 12 showed iiib 6 20 showed grade iiic 10 16 showed grade iva 8 12 showed grade ivb 6.