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loss of ability to carry out familiar purposeful movements in the absence of sensory or motor impairment, especially impairment of the ability to use objects correctly.
amnestic apraxia loss of ability to carry out a movement on command due to inability to remember the command.
apraxia of gait a common disorder of the elderly in which the patient walks with a broad-based gait, taking short steps and placing the feet flat on the ground.
motor apraxia impairment of skilled movements that is not explained by weakness of the affected parts; the patient appears clumsy rather than weak.
sensory apraxia loss of ability to make proper use of an object due to lack of perception of its purpose.
the inability to carry out a movement in response to a request because of a lack of ability to remember the request. See also apraxia.