look what I found...look at the last one....my dx from the MRIsHere is a list of some of the differential diagnoses for multiple sclerosis (in no particular order) - some of these are less severe than MS and some are more so, many are very rare: Complicated Migraine Tumour or other Cord compression (eg. Spinal Stenosis) Stroke Acute Transverse Myelitis Acute Disseminated EncephaloMyelitis (ADEM) - also known as Post-Infectious Encephalitis Herpes Simplex Encephalitis (HSE) Sub-Acute Sclerosing Panencephalitis other Encephalitis Progressive Multifocal Leukoencephalopathy HTLV-1 Associated Myelopathy (HAM) Tropical Spastic Paresis(TSP) HIV Associated Myelopathy Adrenomyeloneuropathy (AMN) Hypothyroidism Myasthenia Gravis Diabetes Lyme disease Systemic Lupus Erythematosus Cerebral Arteritis Polyarteritis nodosa Sjogren syndrome Behcet's syndrome Sarcoidosis Paraneoplastic syndromes Neuromyelitis Optica (Devic's syndrome) Spinocerebellar syndromes Neurosyphilis Hereditary Spastic Paraparesis Guillian Barre Syndrome Polymyositis Benign Paroxysmal Positional Vertigo Parkinson's Disease Cerebral Haemorrhage Amyotrophic Lateral Sclerosis (ALS) Mononeuritis Huntington's Disease Arteriovenous Malformations Arachnoid Cysts Arnold-Chiari Malformations Cervical Spondylosis and many more.  wellllllllllllllllll   looky there!