Abstract
Bilaterality of the chronic otitis media was studied on 353 patients sufferd from this disease.
Main conclusions were as follows.
1) Of 353 cases with chronic otitis media, 220 were unilateral and 133 bilateral. Eighty cases showed symmetrical audiogram.
2) Several findings were discussed on the cases operated bilaterality. Correlations were found on the shape and the site of ear drum perforation, the audiogram and the average hearing level between both ears of the case.
3) Based upon the above mentioned findings, it was concluded that the individual disposition may play some role in the occurence and progression of this disease.
