Syncope, Hydrocephalus, and Coma Syncope Transient loss of consciousness due to global cerebral hypoperfusion, often with rapid onset, brief duration, and spontaneous recovery A key differential in cerebrovascular cases, distinct from stroke, TIA, and seizures Clinical Presentation Preceding Symptoms: Dizziness, lightheadedness, nausea, pallor, diaphoresis Triggers: Prolonged standing, vasovagal (emotional stress) Orthostatic hypotension (sudden positional changes) […]