Source:http://linkedlifedata.com/resource/umls/id/C0016142
MSH: A compulsion to set fires.,NCI: A disorder characterized by a fascination with fire and recurrent episodes of fire setting during which the individual experiences a rising subjective sense of tension before the fire setting and a sense of gratification or relief when setting the fire. There is no ulterior motive (such as monetary gain or the expression of political ideology) to the fire setting.