Attachment A Current MBS Items by Medical Service, Hearing Loss Type and Hearing Loss Cause MBS Descriptor Medical Service Hearing loss type Hearing loss cause item Procedure using a skin graft to Severe ear infection or Myringoplasty, repair a perforated in otitis media Perforation trans-canal tympanic membrane 41527 CHL of tympanic membrane approach (Rosen (eardrum). May include drain and intermittent incision) fluid from middle ear and discharge. insertion of typanostomy tube. Ossicular chain 41539 reconstruction Ossiculoplasty to repair or reconstruct middle ear and restore function. May include: Trauma, neoplasms, total ossicular inflammatory processes replacement prosthesis and/or cholesteatoma. (TORP) Discontinuity of ossicular partial ossicular chain caused by eroded replacement prosthesis CHL (moderate to incudostapedial joint, Ossicular chain (PORP) severe) absent incus, or absent reconstruction tympanoplasty (repair of incus and stapes and tympanic membrane) superstructure. Fixation of myringoplasty stapedectomy or ossicular chain caused by stapedotomy (partial or malleus head ankylosis or full replacement of stapes, ossicular tympanosclerosis. for patients with otosclerosis or congenital malformation). Mastoidectomy Ear infections such as otitis The mastoidectomy procedure 41545 (cortical) media (chronic or acute) or varies according to extent of mastoiditis. infection: Obliteration of Cholesteatoma. mastoid bone is simple: 41548 the mastoid Complications such as exposed, infected air cells CHL (moderate to cavity intra-temporal or removed, incision in severe) intracranial suppuration, eardrum to drain middle ear. Mastoidectomy, abscess formation, lateral tympanic intact wall radical: venous sinus thrombosis. 41551 membrane and most middle technique, with Failure to respond to IV ear structures are removed, myringoplasty antibiotics.
Attachment A Current MBS Items by Medical Service, Hearing Loss Type and Hearing Loss Cause MBS item Descriptor Medical Service Hearing loss type Hearing loss cause 41527 Myringoplasty, trans-canal approach (Rosen incision) Procedure using a skin graft to repair a perforated in tympanic membrane (eardrum). May include drain fluid from middle ear and insertion of typanostomy tube. CHL Severe ear infection or otitis media Perforation of tympanic membrane and intermittent discharge. 41539 Ossicular chain reconstruction Ossiculoplasty to repair or reconstruct middle ear and restore function. May include: total ossicular replacement prosthesis (TORP) partial ossicular replacement prosthesis (PORP) tympanoplasty (repair of tympanic membrane) stapedectomy or stapedotomy (partial or full replacement of stapes, for patients with otosclerosis or congenital malformation). CHL (moderate to severe) Trauma, neoplasms, inflammatory processes and/or cholesteatoma. Discontinuity of ossicular chain caused by eroded incudostapedial joint, absent incus, or absent incus and stapes superstructure. Fixation of ossicular chain caused by malleus head ankylosis or ossicular tympanosclerosis. Ossicular chain reconstruction and myringoplasty 41545 Mastoidectomy (cortical) The mastoidectomy procedure varies according to extent of infection: simple: mastoid bone is exposed, infected air cells removed, incision in eardrum to drain middle ear. radical: tympanic membrane and most middle ear structures are removed, CHL (moderate to severe) Ear infections such as otitis media (chronic or acute) or mastoiditis. Cholesteatoma. Complications such as intra-temporal or intracranial suppuration, abscess formation, lateral venous sinus thrombosis. Failure to respond to IV antibiotics. 41548 Obliteration of the mastoid cavity 41551 Mastoidectomy, intact wall technique, with myringoplasty
1364-MEIConductive-FinalProtocol-accessible.docx