Lambert-Eaton Myasthenic Syndrome - A Clinical Review

Weekly Neurology Deep Dive - A review of recent impactful publications in the field of Neurology · Sep 7, 2026 · 22m

Lambert–Eaton myasthenic syndrome (LEMS) is a rare autoimmune condition that disrupts communication between nerves and muscles by blocking the release of acetylcholine. This clinical review highlights the disorder's signature triad of symptoms, which includes leg-heavy weakness, diminished reflexes, and autonomic issues like dry mouth. A critical aspect of the text is the link between LEMS and small-cell lung cancer, noting that the neurological symptoms often serve as a preliminary warning for an underlying tumor. Beyond LEMS, the sources compare various presynaptic disorders, such as…