The patients have been evaluated for two different questionnaires, the Body Dysmorphic Disorder Examination (BDDE) and Impact Weight on Quality of Life - Lite (IWQoL-Lite). The sample consists of 50 patients with the desire to undergo to the thighplasty. However 25 are from study group and 25 control group. Just the study group was undergoing plastic surgery. The questionnaires have applied by signing the consent form, after 3 and 6 months both groups. This study is a clinical trial, control, primary, longitudinal, no random, analytical, held in a single center.