@article{Hossain_Uddin_Taous_Salam_Islam_2010, title={Canal wall window tympanomastoidectomy – A review of 84 cases}, volume={16}, url={https://banglajol.info/index.php/BJO/article/view/5774}, DOI={10.3329/bjo.v16i1.5774}, abstractNote={Canal wall window (CWW) tympanomastoidectomy is a modified form of attico-antrostomy<br />which can be a substituted for canal wall down procedure. A retrospective study of 84 cases<br />of CWW tympanomastoidectomy were collected from department of otolaryngology and Headneck<br />surgery, BSMMU and ENT Foundation Hospital, Dhaka from June 2005 to July 2009.<br />In this study majority of the patients were 16 to 48 years 57(67.86%). Male female ratio was<br />3:1. Most of the patients were found cholesteatoma 27 (32.14%), granulation tissue 25(29.76%),<br />retraction pocket 22(26.19%),<br />Postoperative hearing gain (mean three frequency pure tone air bone gap) assessed 3 months<br />after primary surgery, most of the patients 34(40.48%) had gain 20dB+, 26 patients (30.95%)<br />had gain 10dB+,18 patients (2143%) had gain 30dB+.<br />Materials used in tympano-ossiculoplasty were chonchal cartilage, sculptured incus, PORP<br />and TORP. Most of the patients we used incus reposition 36(42.86%), cartilage ossiculoplasty<br />28(33.33%), PORP 12(14.29%) and TORP 8 (9.52%).<br />Post operative followup of the patient was done in 1 month, 3 month and 6 month intervals and<br />condition of external auditory canal assessed. Dry ear were found 70 patients (83.33%), moist<br />ear were found 8 patients (9.52%) and 6 patients (7.14%) were found purulent discharging<br />ears and later canal wall down mastoidectomy done .<br /><br /><strong>Key words:</strong> Canal wall window; Tympanomastoidectomy.<br /><br />DOI: 10.3329/bjo.v16i1.5774<br /><em><br />Bangladesh J Otorhinolaryngol </em>2010; 16(1): 3-8}, number={1}, journal={Bangladesh Journal of Otorhinolaryngology}, author={Hossain, Delwar and Uddin, Mosleh and Taous, Ahmmad and Salam, Kazi Shameemus and Islam, Rafiqul}, year={2010}, month={Aug.}, pages={3–8} }