The objectives of the present investigation were to find out the correlation between thyroid abnormalities and environmental pollution, occupation, industrial area, endosulphan and roof of residence used by human population. Two study groups were surveyed for the study of the prevalence of thyroid diseases. One study group is from Dakshina Kannada and the other Kasargod Districts of West coast of India. A total of 398 subjects were surveyed. Questionnaires were prepared and distributed to conduct the survey. Hypothyroidism is 36.2% in Dakshina Kannada, where as it is 54.6% in Kasargod. Hyperthyroidism is 24.7% in Dakshina Kannada where as it is 17.8% in kerala.39.1% of subjects were normal in Dakshina Kannada, whereas 27.1% were found to be normal in Kasargod.
Prof. Dr. Bilal BİLGİN