Diagnosaurus
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 November 28, 2023.
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 2023 November 28]. Available from: https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness.
* Article titles in AMA citation format should be in sentence-case
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T1 - Catatonia or stiffness
ID - 114952
A1 - Zeiger,Roni F,
Y1 - 2014/12/01/
BT - Diagnosaurus
UR - https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114952/all/Catatonia_or_stiffness
PB - McGraw-Hill Education
ET - 4
DB - Emergency Central
DP - Unbound Medicine
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