Signs and symptoms of functional neurologic disorder may vary, depending on the type of functional neurological symptoms, and they're significant enough to cause impairment and warrant medical evaluation. Symptoms can affect body movement and function and the senses. Signs and symptoms that affect body movement and function may include:  Weakness or paralysis Abnormal movement, such as tremors or difficulty walking Loss of balance Difficulty swallowing or feeling "a lump in the throat" Seizures or episodes of shaking and apparent loss of consciousness (nonepileptic seizures) Episodes of unresponsiveness  Signs and symptoms that affect the senses may include:  Numbness or loss of the touch sensation Speech problems, such as the inability to speak or slurred speech Vision problems, such as double vision or blindness Hearing problems or deafness Cognitive difficulties involving memory and concentration 
signs symptoms functional neurologic disorder may vary  depending type functional neurological symptoms  they're significant cause impairment warrant medical evaluation  symptoms can affect body movement function senses  signs symptoms affect body movement function may include:  weakness paralysis abnormal movement  tremors difficulty walking loss balance difficulty swallowing feeling "a lump throat" seizures episodes shaking apparent loss consciousness (nonepileptic seizures) episodes unresponsiveness  signs symptoms affect senses may include:  numbness loss touch sensation speech problems  inability speak slurred speech vision problems  double vision blindness hearing problems deafness cognitive difficulties involving memory concentration 
conversion disorder