=temporary LOC and loss of postural tone fr a transient decr in cerebral Q
usually self limited, and benign
If pt has the following, it must be investigated further:
-recurrent syncope
-syncope DURING exercise (not just after)
-triggered by emotion/stress
-syncope causing injury
-syncope in a driving age peds pt
-syncope in pt w CHD
Dx
-check Hx
-time of day (early am common)
-environment (ambient temp)
-activity just prior
-aura or prodrome
-seizure sx
-duration
-recovery- often sleepy p neurocardiogenic syncope
-Rx-esp for QT prolonging Rx
-FHx- check for recurrent syncope, CM, LQTS, pphtn, ARVD
-orthostatic VS,
-ECG on all syncope pts- espec if recurrent, occurs w exercise, etc
-check for long QT, T wave alternans, VT/VF, preexcitations, AV conduction xx, Brugada etc
Neurocardiogenic Syncope
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