-
Lightheadedness is a
common and
typically unpleasant sensation of
dizziness or a
feeling that one may faint. The
sensation of
lightheadedness can be short-lived...
- four main subtypes:
vertigo (~25–50%),
disequilibrium (less than ~15%),
presyncope (less than ~15%), and
nonspecific dizziness (~10%).
Vertigo is the sensation...
- in a part of the
vestibular system.
Other causes of
dizziness include presyncope, disequilibrium, and non-specific dizziness.
Benign paroxysmal positional...
-
vestibular disorders such as dizziness, disequilibrium, nausea, and vomiting.
Presyncope is a
feeling of
lightheadedness or
simply feeling faint. Syncope, by contrast...
-
postural tonePages displaying short descriptions of
redirect targets Presyncope –
Stage before syncope (fainting)
Blackout (disambiguation)
Brownout (disambiguation)...
-
dermatographism Cardiovascular lightheadedness, dizziness, non-cardiac chestpain,
presyncope, syncope, arrhythmia,
tachycardia Gastrointestinal diarrhea and/or constipation...
-
muscle strength are not
completely lost, it is
called presyncope. It is
recommended that
presyncope be
treated the same as syncope.
Causes range from non-serious...
- Eigengrau –
Illusionary dark gray
color Phosphene –
Visual illusion Presyncope –
Stage before syncope (fainting) Redout –
Medical symptom due to negative...
- This
classically presents as a
patient who has "fainted" (actually a
presyncope) on
several occasions while shaving, or in some
other way
coming into...
- Neurological, as headache, paresthesias, fasciculations, vertigo, or
presyncope. Digestive, as
abdominal pain, nausea, diarrhea, indigestion, dry mouth...
