<prompt> Sistrunk operation is preferred treatment forRetrosternal goiterEndemic goiterThyroglossal cystAdrenal Incidentaloma  <response>: Thyroglossal Cyst Congenital Age of presentation - 15-30 years Location Most common location- Subhyoid CF Midline swelling in anterior pa of neck Thyroglossal cyst moves with deglutination Moves up on protrusion of tongue. Complications of Thyroglossal cyst- Infection - Abscess - if Incision and DrainageThyroglossal fistula acquired condition due to I D of abscess of thyroglossal cyst- Increased risk of papillary carcinoma of thyroid Rx TOC - Sistrunk operation. The cyst passes body of hyoid bone - so excision is made Enbloc removal of central pa or body of hyoid bone cyst. 