All are true about conversion disorder except:

The onset of conversion disorder is usually seen in late childhood to early adulthood and is rare after 35 years of age. Conversion disorder(functional neurological symptom disorder) 1. Sudden, dramatic loss of sensory or motor function (e.g., blindness, paralysis), often associated with a stressful life event. 2. Patients appear relatively unworried ("la belle indifference")