Freezing of movement can occur in several neurological disorders.
Movements reported to freeze:
(1) gait
(2) speech
Other movements probably can freeze but may not be detected.
Conditions where freezing has been reported:
(1) Parkinson's disease
(2) dementia with Lewy bodies
(3) other dementias
Freezing may be associated with:
(1) fluctuating cognition
(2) visual hallucinations
(3) disordered sleep
(4) attention deficits
(5) staring into space
It is unrelated to off-freezing associated with dopaminergic therapy.
