illusory sense that either the environment or one's own body is revolving; may result from disease of the inner ear or disturbances of the vestibular centers or pathways.
Vertigo is a feeling of movement, a sensation as if the external world were revolving around the patient (objective vertigo) or as if he himself were revolving in space (subjective vertigo). Vertigo is medically distinct from dizziness, lightheadedness, and unsteadiness.
Excludes
Ménière's disease and other specified vertiginous syndromes (386.0-386.9)
Also applicable to/known as
Light-headedness
Vertigo NOS
ICD-9-CM Volume 2 Index Entries That Refer To 780.4