This episode covers the presentation and workup of thyroid nodules. It includes a targeted history, examination, blood tests, and imaging modalities. We also discuss the TI-RADS reporting system for thyroid nodule ultrasound scanning, and the Bethesda classification of thyroid FNA cytology.The end of this episode introduces us to the different types of thyroid cancer including- papillary- follicular- medullary- anaplastic- lymphomaAnd summaries the different types, what differentiates them from each other, and a short summary on the management of anaplastic thyroid cancer and lymphoma.This episode is a precursor to next week's episode on the management of thyroid cancer!DisclaimerThe information in this podcast is intended as a revision aid for the purposes of the General Surgery Fellowship Exam.This information is not to be considered to include any recommendations or medical advice by the author or publisher or any other person. The listener should conduct and rely upon their own independent analysis of the information in this podcast.The author provides no guarantees or assurances in relation to any connection between the content of this podcast and the general surgical fellowship exam.  No responsibility or liability is accepted by the author in relation to the performance of any person in the exam.  This podcast is not a substitute for candidates undertaking their own preparations for the exam.To the maximum extent permitted by law, no responsibility or liability is accepted by the author or publisher or any other person as to the adequacy, accuracy, correctness, completeness or reasonableness of this information, including any statements or information provided by third parties and reproduced or referred to in this document. To the maximum extent permitted by law, no responsibility for any errors in or omissions from this document, whether arising out of negligence or otherwise, is accepted.The information contained in this podcast has not been independently verified.© Amanda Nikolic 2021