KnowraLocked-in syndromeLinked fromLinked fromThe 9 pages that link to Locked-in syndrome, each with the reason it gives.All 9Related 4Compared with 5Amyotrophic lateral sclerosisCompared with: Advanced ALS can cause profound paralysis, but locked-in syndrome has different causes and is not synonymous with ALS.Brain deathCompared with: Severe paralysis and inability to speak can conceal awareness, but do not constitute brain death.ComaCompared with: It can look like coma externally, but awareness is retained.CatatoniaCompared with: Absent speech or movement can mimic catatonia, although awareness and the underlying brainstem injury distinguish it.Medulla oblongataCompared with: It highlights the contrast between severe pontine motor-pathway injury and medullary dysfunction.