cases, thyroid Week 450: Case 5 April 26, 2023 pathadmin 1. Presented by Hind Nassar, M.D. and prepared by Shiyama Mudali, M.D.27 year old woman with a recurrent neck mass involving the thyroid gland.Anaplastic (spindle cell) thyroid carcinomaFibromatosisScar tissue from previous procedureLow grade dedifferentiated liposarcoma 1. Presented by Hind Nassar, M.D. and prepared by Shiyama Mudali, M.D.27 year old woman with a recurrent neck mass involving the thyroid gland.