Sx
     Attention deficit common to all confusional states
     Organic-causes
          Acute onset
          Abnormal vital signs
          Fluctuating level of consciousness
          Possible signs of trauma
          Focal neurological signs
     Inorganic (functional) causes
          Chronic onset
          Stable vital signs
          Absence of trauma 
          Absence of focal neurologic symptoms
          Delusions
          Illusions
Ddx
     Hypoglycemia
     Hyponatremia
     Hypernatremia
     Hypercalcemia
NOT Ddx
     Hypokalemia alone
     Hypocalcemia alone
     Hyperphosphatemia alone

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The Compendium platform was created by David Kwinter, MD, CCFP(EM).