Abstract

Background Thyroid lesions are fairly common in and around Kolar town This study was undertaken to study the various histomorphological types of neoplastic and non-neoplastic lesions of the thyroid and to correlate these with respect to age and sex Methods All thyroid specimens received at the pathology Department of Sri Devaraj Urs Medical College Kolar during the period January 2000 to December 2004 were processed A detailed histomorphological study was done The histomosphological type was correlated with the age sex and clinical presentation Results Total 120 cases of thyroid were studied Most common age group affected was between 3rd and 5th decade Females were predominantly affected The non-neoplastic lesions reported in this study were thyroglossal duct cyst 1 case 0 83 De Quervain thyroiditis 1 case 0 83 Hashimoto thyroditis 11 cases 9 16 colloid goiter 7 cases 5 83 multinodular goiter 35 cases 29 16 diffuse toxic goiter 2 cases 1 66 Among neoplastic lesions follicular adenoma 43 cases 35 83 atypical follicular adenoma one case 0 83 papillary carcinoma classic variant 11 cases 9 16 follicular variant of papillary carcinoma 7 cases 5 83 and one case 0 83 of medullary carcinoma Conclusion Total 120 thyroid lesions were studied in the present study out of this 57 cases were non-neoplastic and neoplastic were 63 cases Sub acute thyroiditis reported was 0 83 Studies conducted by others range from 0 15 to 4 25 Hashimoto thyroiditis reported was 9 16 Other studies range from 4 25 to 5 68 Colloid goiter reported was 5 83 Reports of others range from 49 18 to 36 Multinodular goiter reported was 29 16 Other studies reported range from 3 19 to 18 Diffuse toxic goiter reported was 1 66 Other study reported incidence of 2 12