Prevalence of Colour Vision Deficiency and Ability to Differntiate Colour among Dentists: In Vivo study

Ashwini, S (2022) Prevalence of Colour Vision Deficiency and Ability to Differntiate Colour among Dentists: In Vivo study. Masters thesis, Adhiparasakthi Dental College and Hospital, Melmaruvathur.

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Abstract

BACKGROUND: Colour vision deficiency is a common disorder of vision that results in the inability to see certain colours or perceive their differences. It has been reported that most people with colour vision defects remain undiagnosed. Colour vision deficiency is under reported due to a lack of its awareness and the absence of proper screening to detect this in the general population. Numerous inadequacies and inconsistencies exist or could occur in procedures which includes colour discord between porcelain layers, batch colour variations, clinical colour deficiency, lack of colour educating and training, inappropriate shade matching conditions and methods, poor colour communication and inaccurate colour reproduction. There is a strong causal connection among these mentioned factors, which sometimes result in mismatching of the restoration shades. With advancement in smartphone technology and proliferation of medical software applications, physicians are increasingly incorporating smartphones into their daily practice. AIM OF THE STUDY: The aim of the study is to find the prevalence of colour vision deficiency among dentists and ability of dentists to differentiate colours and also to find the similarity between the Ishihara colour plates and our own developed Eyedent application. MATERIALS AND METHODS: Ishihara plates has been used to find the ability of dentists to differentiate colours and newly developed mobile application has been used to find the ability to differentiate colour and also to find similarity of results between Ishihara and Eyedent application. RESULTS: 8 dentists were suffered from colour vision deficiency over the others. Those who are suffered from colour deficiency can use digital methods for colour matching or asking the assistant to match the colour of the intra oral and maxilla facial prosthesis as an alternative method. Responses from 4 plates of Ishihara and Eyedent application shows no statistical difference which means the responses obtained from 4 plates on Ishihara and Eyedent was similar. CONCLUSION: This study suggests that some dentists who were completely unaware about their colour vision deficiency and there may be high chance of doing inappropriate shade matching results in esthetic failure of the prosthesis. Those who are suffered from colour deficiency can use digital methods for colour matching or asking the assistant to match the colour of the intra oral and maxilla facial prosthesis as an alternative method.

Item Type: Thesis (Masters)
Additional Information: 241911401
Uncontrolled Keywords: Colour vision Deficiency, Dentists vision, Ishihara plates.
Subjects: DENTAL > Prosthodontics and Crown and Bridge
Depositing User: Subramani R
Date Deposited: 08 May 2022 15:44
Last Modified: 10 May 2022 14:47
URI: http://repository-tnmgrmu.ac.in/id/eprint/19983

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