Digitally programmable hearing aids employ conventional analogue circuits for changing the sound, but use a digital control circuit to alter the characteristics of the analogue circuit. These permits the flexibility
Tag: MBBS Past Questions
Write short note on BAHA. Mention the various components of BAHA. Is the outcome of BAHA is better than that of AC hearing aids?Write short note on BAHA. Mention the various components of BAHA. Is the outcome of BAHA is better than that of AC hearing aids?
Bone anchored hearing aids (BAHA) are implantable hearing aids which works by directly stimulating inner ear via bone conduction. It is the registered trademark of bone conduction hearing aid manufactured
What are the sequelae of otitis media with effusion in children?What are the sequelae of otitis media with effusion in children?
The complication of otitis media fall under two categories: Complication within the cranium Complications within the temporal bone Intracranial Complications These can be further subclassified into intradual and extradural complications.
Name middle ear implants. How does a vibrant sound bridge work?Name middle ear implants. How does a vibrant sound bridge work?
Middle ear implants are: Current Devices Vibrant sound bridge Otologics (TM) middle ear transducers Esteem(R) – hearing implant Devices not currently available Soundtec (R) Direct Drive Hearing System Semi –
What is ostosclerosis? What are the complication of Stapedectomy surgery and describe brief how you will manage them. What is neo-stapedotomy?What is ostosclerosis? What are the complication of Stapedectomy surgery and describe brief how you will manage them. What is neo-stapedotomy?
Otosclerosis is a localized hereditary disorder affecting endochronal bone of the otic capsule that is characterized by disordered resorption and deposition of bone. Clinical otosclerosis refers to a lesion that involves
How does a case of Glomus Tympanicus present? What investigation will you ask for? What is the management?How does a case of Glomus Tympanicus present? What investigation will you ask for? What is the management?
Various sites: carotid body, glomus vagale, and glomus tympanicum tumors. Hereditary pattern: It shows autosomal dominant inheritance with variable penetrance. Endocrine activity: Even though these tumors are considered non chromaffin paragangliomas
What is recruitment? What are the tests of recruitment? Describe how these test are performed.What is recruitment? What are the tests of recruitment? Describe how these test are performed.
Recruitment is a term coined by Fowler in 1937 and denotes as abnormally rapid increase in loudness noticed in cochlear type of sensorineural hearing loss. It is defined as abnormally
Compare the common floral found in active stage of squamous type of COM with those of acute otitis media in children?Compare the common floral found in active stage of squamous type of COM with those of acute otitis media in children?
[table id=10 /] There are some 90 serotypes [table id=11 /] This includes multiple growths (n= 36) [table id=12 /] n=83 Other includes Corynebacterium spp. Escherichia coli, Streptacoccus faecalis, Streptococcus
What is the biochemical changes found in active phase of COM? Why does not a local anaesthetic agent(Lignocaine) work properly during this phase of inflammation?What is the biochemical changes found in active phase of COM? Why does not a local anaesthetic agent(Lignocaine) work properly during this phase of inflammation?
There are many biochemical events as a result of tissue injury induced by inflammation. Trigger factors such as infection, inflammation, pressure and keratin lead to elaboration of variety of chemical
Describe the clinical anatomy of Prussak’s. Enumerate its clinical significance in chronic otitis media.Describe the clinical anatomy of Prussak’s. Enumerate its clinical significance in chronic otitis media.
Prussak’s Space is the small middle ear recess and is the sub-component of lateral epitympanic space. It is named after the Russian otologist Alexander Prussak (1839-1897) . The Prussak’s space