CYTOMORPHOLOGICAL STUDY OF THYROID LESIONS BASED ON BETHESDA SYSTEM.

Abstract

Introduction: Thyroid gland with its superficial location allows the evaluation of various lesions by FNAC. The reporting system used for thyroid cytology is uniform & standardised Bethesda system.

Materials & methods:-A retrospective study was conducted in pathology department of Patliputra Medical College, Dhanbad, Jharkhand from November, 2017 to October, 2019 on patients meeting the mentioned inclusion & exclusion criteria. The air dried stained smears of materials obtained by FNAC were reported according to Bethesda system.

Result: Out of 116 cases studied, 4(3.44%) were unsatisfactory for reporting, 87(75%) were benign follicular lesions,4(3.44%) were atypia of undetermined significance,7(6.03%) were follicular neoplasm or suspicious for follicular neoplasm,5(4.31%) were suspicious for malignancy & 9(7.75%) were malignant.

Conclusion: Bethesda system for reporting of thyroid FNAC has an effective guide for management of thyroid lesions.

Keywords: Thyroid lesions, Bethesda system, Atypia, Follicular neoplasm.