Catatonia or stiffness
DDx
Severe stiffness or catatonia
- Catatonic schizophrenia
- Parkinson's disease
- Catatonic syndrome due to other CNS causes, e.g., viral encephalitis, CNS bleed
- Neuroleptic-induced catatonia
- Seizure or status epilepticus
- Neuroleptic malignant syndrome
- Malignant hyperthermia
- Tetany, e.g., hypocalcemia (usually distal muscles)
- Dystonic reaction to neuroleptics, e.g., torticollis
- Huntington's disease
- Tetanus
- Strychnine poisoning
- Lethal catatonia
- Stiff-person syndrome
- Meningitis (stiff neck)
- Arthritis, e.g., osteoarthritis, rheumatoid arthritis, pseudogout
- Early parkinsonism
- Fibromyalgia
- Polymyalgia rheumatica
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Last updated: December 1, 2014
Citation
Zeiger, Roni F.. "Catatonia or Stiffness." Diagnosaurus, 4th ed., McGraw-Hill Education, 2014. Emergency Central, emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness.
Zeiger RFR. Catatonia or stiffness. Diagnosaurus. McGraw-Hill Education; 2014. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness. Accessed October 4, 2024.
Zeiger, R. F. (2014). Catatonia or stiffness. In Diagnosaurus (4th ed.). McGraw-Hill Education. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness
Zeiger RFR. Catatonia or Stiffness [Internet]. In: Diagnosaurus. McGraw-Hill Education; 2014. [cited 2024 October 04]. Available from: https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness.
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A1 - Zeiger,Roni F,
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BT - Diagnosaurus
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