The rule of 4 of the brainstem

Braistem small

The rule of 4 of the brainstem illustrated in a single diagram…why and how?

Funtabulously Frivolous Friday Five 057

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Some fun figures well worth engraving on the surface of your encephalon if you’re an emergency or critical care doc in this week’s FFFF.

More brainstem lesions

Neurological Mind-boggler 004 Even more scenarios designed to test drive Gates’ Brainstem Rules of 4 (helpful figures here): Scenario 5 You are examining a patient with sudden onset right-sided weakness. These are your clinical examination findings: weakness of the right face, upper and lower limbs. failure of abduction of the left eye. loss of vibration [...]

Helpful Brainstem Figures

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References Gates, P. The rule of 4 of the brainstem: a simplified method for understanding brainstem anatomy and brainstem vascular syndromes for the non-neurologist. Internal Medicine Journal 2005; 35: 263-266 [pubmed] Goldberg, S. Clinical Neuroanatomy Made Ridiculously Simple. MedMaster Series, 2000 Edition. [betterworldbooks] ‘Life in the Fast Lane’ links The ultimate Brainstem Rule diagram Brainstem [...]

Brainstem lesions

aka Neurological Mind-boggler 003 As promised here are some scenarios to try out Gates’ Brainstem Rules of 4 (helpful figures here): Scenario 1 You are examining a patient with sudden onset left-sided weakness. These are your clinical examination findings: weakness of the left upper and lower limbs, with sparing of the face. tongue deviation to [...]

Brainstem Rules of 4

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Hands up who enjoyed learning the anatomy of the brainstem in medical school?

Hmm, thought so.