There is a wide variety of possible symptoms which varies along with the area of the brain damaged:

• Lack of muscle coordination when performing voluntary movements (ataxia)
• stiff or tight muscles and exaggerated reflexes
• weakness in one or more arm/leg
• variations in muscle tone (either too stiff or too floppy)
• Excessive drooling or difficulties swallowing or speaking
• Tremor or random involuntary movements
• Delays in reaching motor skill milestone
• Difficulty with precise movements such as writing