7/1/23, 12:44 AM Muscular rigidity Pathway Feedback Search Clinical Topics Home Findings Muscular rigidity Muscular rigidity More common causes Emotional stress Fibromyalgia Parkinson's disease Lyme's disease Dehydration Chronic fatigue syndrome Parkinsonism Less common causes Rheumatoid arthritis Amyotrophic lateral sclerosis Systemic lupus erythematosus Malignant hyperthermia Progressive supranuclear palsy Uncommon causes Hyperexplexia Familial British dementia https://web.pathway.md/findings/recmwD1YmlByKMwjM 1/2 7/1/23, 12:44 AM Muscular rigidity Pathway Biotin-thiamine-responsive basal ganglia disease https://web.pathway.md/findings/recmwD1YmlByKMwjM 2/2