Skip to main content
SpringerLink
Log in
Book cover

Hearing Impairment pp 356–359Cite as

Severe Hearing Impairment: Consequences, Present Available Treatment and Future Expectations in the Management

  • Chapter

  • 26 Accesses

Abstract

The World Health Organization (WHO) defines severe hearing impairment as hearing loss more than 60 dB in the better hearing ear. Few terms need explanation here. Decibel which is written as dB is the unit of intensity (how loud or how faint) of sound. According to the WHO the normal hearing is between 0 to 25 dB.

This is a preview of subscription content, log in via an institution.

Chapter
USD   29.95
Price excludes VAT (USA)
  • Available as PDF
  • Read on any device
  • Instant download
  • Own it forever
eBook
USD   84.99
Price excludes VAT (USA)
  • Available as EPUB and PDF
  • Read on any device
  • Instant download
  • Own it forever
Softcover Book
USD   109.99
Price excludes VAT (USA)
  • Compact, lightweight edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info

Tax calculation will be finalised at checkout

Purchases are for personal use only

Learn about institutional subscriptions

Preview

Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

Author information

Authors and Affiliations

  1. Department of ENT Head & Neck Surgery, Tribhuvan University Teaching Hospital, Kathmandu, Nepal

    Rajendra Prasad Sharma Guragain MD, MBBS, DLO, FRCS

Authors
  1. Rajendra Prasad Sharma Guragain MD, MBBS, DLO, FRCS
    View author publications

    You can also search for this author in PubMed Google Scholar

Editor information

Editors and Affiliations

  1. Kamio Memorial Foundation, 101-0063, Chiyoda-ku, Tokyo, Japan

    Jun-Ichi Suzuki MD (President of Hearing International Japan) (President of Hearing International Japan)

  2. Department of Otolaryngology, Teikyo University Ichihara Hospital, 299-0111, Ichihara, Chiba, Japan

    Takeo Kobayashi MD (Visiting Professor) (Visiting Professor)

  3. ENT Department, National Children’s Hospital, 157-8535, Setagaya-ku Tokyo, Japan

    Keijiro Koga MD (Former Head) (Former Head)

Rights and permissions

Reprints and permissions

Copyright information

© 2004 Springer-Verlag Tokyo

About this chapter

Cite this chapter

Guragain, R.P.S. (2004). Severe Hearing Impairment: Consequences, Present Available Treatment and Future Expectations in the Management. In: Suzuki, JI., Kobayashi, T., Koga, K. (eds) Hearing Impairment. Springer, Tokyo. https://doi.org/10.1007/978-4-431-68397-1_69

Download citation

  • DOI: https://doi.org/10.1007/978-4-431-68397-1_69

  • Publisher Name: Springer, Tokyo

  • Print ISBN: 978-4-431-22326-9

  • Online ISBN: 978-4-431-68397-1

  • eBook Packages: Springer Book Archive

Publish with us

Policies and ethics

Search

Navigation