12-15-2011, 07:14 AM
Caloric test (Vestibular function VIII)
Test stimulates the horizontal semicircular ducts (can be used as a test of brain-stem function in unconscious patients)
Normal results:
Cold water irrigation of the ear: nystagmus to opposite side
Warm water irrigation of the ear: nystagmus to the same side
COWS: Cold-Opposite, Warm-Same
Test stimulates the horizontal semicircular ducts (can be used as a test of brain-stem function in unconscious patients)
Normal results:
Cold water irrigation of the ear: nystagmus to opposite side
Warm water irrigation of the ear: nystagmus to the same side
COWS: Cold-Opposite, Warm-Same