Differential Considerations for a Seizure or Seizure-like Event

The following diagnoses may have presentations that can be difficult

to differentiate from seizure activity:

CARDIAC

 - Vasodepressive (vagal) syncope

 - Orthostatic syncope

 - Cardiogenic syncope

NEUROLOGIC

 - Stroke, transient ischemic attack

 - Atypical migraine

 - Movement disorders

 - Mass lesions

TOXICOLOGIC

 - Intoxication, inebriation

 - Oversedation, overanalgesia

 - Extrapyramidal symptoms

METABOLIC

 - Hypo-, hyperglycemia

 - Thyrotoxicosis

 - Delirium tremens

INFECTIOUS

 - CNS infections

 - Tetanus

PSYCHIATRIC

 - pseudoseizure

 - Panic attacks

 - Cataplexy



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