<prompt> Answer this question truthfullyWhat are the possible diagnoses that could be mistaken for Lipoma?  <response>: <reason> In general there is little differential for a classic lipoma. The main differential is :Liposarcoma Normal adipose tissueIn certain locations then other fatty masses should be considered:RetroperitoneumAdrenal myelolipoma Angiomyolipoma AMLChestThymolipoma 