Does hydration characteristics of calcium silicate cement with alternative radiopacifiers used as root-end filling materials?
The bismuth oxide can be replaced by other radiopacifiers that do not affect the hydration mechanism of the resultant material.
Early initiation of prophylactic heparin in severe TBI is not associated with deterioration neurologic exam and may result in less progression of injury on brain imaging. Possible neuroprotective effects of heparin in humans need further investigation.