MOG and myeloid sarcoma: However, various etiologies underlying TDL formation have been identified, encompassing conditions such as acute disseminated encephalomyelitis4,5, neuromyelitis optica spectrum disorder (NMOSD)6,7, myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD)8, MS variants (namely Baló concentric sclerosis9,10, myelinoclastic diffuse sclerosis or Schilder’s disease11, and Marburg’s acute MS12), and autoimmune neurological disorders such as Behçet disease13 and neurosarcoidosis14.