Causes of Neuromuscular Weakness • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse Myelitis, Trauma, Tumor • Motor Nerves: ALS, Cervical spondylosis, Poliomyelitis, Guillain-Barre syndrome, Mononeuritis multiplex, Phrenic nerve injury, Sarcoid, Toxins (heavy metals), Critical illness neuromyopathy • Neuromuscular junction: Botulism, Lambert Eaton Syndrome, Myasthenia Gravis, Organophosphate poisoning, Scorpion sting, Shellfish poisoning, Meds (anticholinesterase inhibitors, aminoglycosides) • Muscles: Acid maltase deficiency, Malnutrition, Metabolic abnormalities (hyppK), Mitochondrial myopathy, Muscular dystrophy, Myotonic dystrophy, Polymyositis/dermatomyositis, Thyroid disease #Neuromuscular #Weakness #Causes #differential #diagnosis #neurology
