International Journal of Science and Research (IJSR)

International Journal of Science and Research (IJSR)
Call for Papers | Fully Refereed | Open Access | Double Blind Peer Reviewed

ISSN: 2319-7064


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Research Paper | Audiology | India | Volume 12 Issue 2, February 2023


Hearing Sensitivity & Influence of Hereditary Factors in Adults of "Perumkollan" Community

Adithyan S | Nadhaniel Antony | Sona Paul | Swathisri V | Mishal K [5] | Dr. Satish Kumaraswamy [4]


Abstract: "Perumkollan" is a community in Kerala, whose main occupation is blacksmiths. A study was conducted to check hereditary factors that may have affected the hearing sensitivity and Otoacoustic emission of the adult "Perumkollan community. Pure tone audiometry and Distortion product Otoacoustic emission tests were conducted in 20 individuals from the 2nd generation adults of this community. It concluded an estimate of about 85% of people's right ear shows hearing sensitivity affected whereas in the left eat it's about 80%. More than 50% of people have been ?REFERRED' in OAE screening test. This shows the chances of inheritance of hearing loss to the second generation of the community.


Keywords: Perumkollan community, Blacksmiths, Distortion Product Otoacoustic Emission, Pure tone audiometry, Hearing sensitivity, Hereditary factors


Edition: Volume 12 Issue 2, February 2023,


Pages: 1538 - 1541


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