Canal wall window tympanomastoidectomy – A review of 84 cases

Authors

  • Delwar Hossain Assistant Professor,Dept.of Otolaryngology and Head-Neck Surgery, BSMMU, Dhaka
  • Mosleh Uddin Assistant Professor,Dept.of Otolaryngology and Head-Neck Surgery, BSMMU, Dhaka
  • Ahmmad Taous Junior Consultant (ENT), Deput-Centre for Medical Education, Mohakhali, Dhaka
  • Kazi Shameemus Salam MS (ENT) Thesis Part ,Dept.of Otolaryngology and Head-Neck Surgery, BSMMU, Dhaka
  • Rafiqul Islam Junior consultant, Raipura THC Narshindhee

DOI:

https://doi.org/10.3329/bjo.v16i1.5774

Keywords:

Canal wall window, Tympanomastoidectomy

Abstract

Canal wall window (CWW) tympanomastoidectomy is a modified form of attico-antrostomy
which can be a substituted for canal wall down procedure. A retrospective study of 84 cases
of CWW tympanomastoidectomy were collected from department of otolaryngology and Headneck
surgery, BSMMU and ENT Foundation Hospital, Dhaka from June 2005 to July 2009.
In this study majority of the patients were 16 to 48 years 57(67.86%). Male female ratio was
3:1. Most of the patients were found cholesteatoma 27 (32.14%), granulation tissue 25(29.76%),
retraction pocket 22(26.19%),
Postoperative hearing gain (mean three frequency pure tone air bone gap) assessed 3 months
after primary surgery, most of the patients 34(40.48%) had gain 20dB+, 26 patients (30.95%)
had gain 10dB+,18 patients (2143%) had gain 30dB+.
Materials used in tympano-ossiculoplasty were chonchal cartilage, sculptured incus, PORP
and TORP. Most of the patients we used incus reposition 36(42.86%), cartilage ossiculoplasty
28(33.33%), PORP 12(14.29%) and TORP 8 (9.52%).
Post operative followup of the patient was done in 1 month, 3 month and 6 month intervals and
condition of external auditory canal assessed. Dry ear were found 70 patients (83.33%), moist
ear were found 8 patients (9.52%) and 6 patients (7.14%) were found purulent discharging
ears and later canal wall down mastoidectomy done .

Key words: Canal wall window; Tympanomastoidectomy.

DOI: 10.3329/bjo.v16i1.5774

Bangladesh J Otorhinolaryngol
2010; 16(1): 3-8

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How to Cite

Hossain, D., Uddin, M., Taous, A., Salam, K. S., & Islam, R. (2010). Canal wall window tympanomastoidectomy – A review of 84 cases. Bangladesh Journal of Otorhinolaryngology, 16(1), 3–8. https://doi.org/10.3329/bjo.v16i1.5774

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