Table 2.

Intraoperative findings in 11 children patients.

No.	Location of lesions	Cavity condition	Hearing reconstruction
1	Left, posterior attic + mesotympanum	Long process of incus is damaged, nerve of tympanic cord is severed, tympanic mucosa is smooth, stapes is intact	Implantation of 1.0-mm PORP
2	Right, mesotympanum	Tympanic mucosa is smooth, ossicular chain is intact	–
3	Left, anterior hypotympanum + posterior hypotympanum	Tympanic mucosa is smooth, ossicular chain is intact	–
4	Right, posterior attic + posterior hypotympanum	Long process of incus is damaged, tympanum mucosa is smooth, stapes superstructure is absent, soleplate moves well	Implantation of 4.5-mm TORP
5	Left, posterior attic	Tympanic mucosa is smooth, ossicular chain is intact	–
6	Left, epitympanum	Long process of incus is damaged, tympanum mucosa is smooth, stapes is intact, low position of the facial nerve	Second surgery for hearing reconstruction
7	Left, epitympanum	Tympanic mucosa is smooth, ossicular chain is intact	–
8	Left, posterior epitympanum	Tympanic mucosa is smooth, ossicular chain is intact	–
9	Right, anterior epitympanum + posterior epitympanum	Tympanic mucosa is smooth, ossicular chain is intact	–
10	Left, posterior attic + posterior epitympanum	Intraoperative eardrum fracture, long process of incus is damaged, tympanum mucosa is smooth, stapes is intact,	Myringoplasty, implantation of 1.0-mm PORP
11	Left, posterior attic + posterior epitympanum	Tympanic mucosa is smooth, ossicular chain is intact	–

PORP = partial ossicular replacement prosthesis, TORP = total ossicular replacement prosthesismillimeter.