Basilar Artery Occlusion: the clinical effects will be dependent on: adequacy of collaterals, integrity of the Circle of Willis and the onset of the occlusion; occlusion at the bifurcation will involve the posterior cerebral artery +/- the superior cerebellar artery
GBS vs Myasthenia Gravis vs MND
Celecoxib: COX II inhibitor; blocks access of arachidonic acid to active site at apex of a hydrophobic channel on COX-2
Botulism: endotoxins from Clostridium botulinum (and other Clostridia) -> prevents the release of Ach -> neuroparalytic disorder; spore forming anaerobes with heat resistant spores found in soil and marine sediment
Brain herniation is the displacement of part of the brain through an opening or across a separating structure into a region that it does not normally occupy.
OVERVIEW THE FOUR RULES In the rule of 4 there are 4 rules MEDIAL STRUCTURES The 4 medial structures and the associated deficits are: SIDE (i.e. LATERAL) STRUCTURES The 4 ‘side’ (lateral) structures and the associated deficits are: CRANIAL NERVES The 4 cranial nerves in…
Bulbar Dysfunction in ICU
TYPES Cytotoxic edema Vasogenic edema CT FEATURES OF RAISED ICP References and Links
Delayed Awakening in ICU
Coma is a state of unconsciousness caused by temporary or permanent impairment of the ascending reticular system in the brainstem, or both cerebral hemispheres.
A simplified approach to spontaneous eye movements in coma
OVERVIEW References and Links