These slides are an accompaniment to the altered level of consciousness teaching session of the EMC course.
The following link gives a good comprehensive review to interpreting the CT brain scans in the emergency department
This review article on management of traumatic brain injury from Scandinavia is quite an easy read given the level of detail into which the authors delve
CSF interpretation summary table
Table comparing features of DKA and HHS
The ECG can be a very useful tool in assessing the patient with potential toxidromes. Life In The Fast Lane has an excellent summary of the utility of the ECG in this setting.