Factitious Disorder, also known as munchausen syndrome, is related to munchausen by proxy and neurotic disorder, and has symptoms including nervousness An important gene associated with Factitious Disorder is INS (Insulin), and among its related pathways/superpathways are Peptide hormone metabolism and FOXO-mediated transcription. Affiliated tissues include skin and spinal cord, and related phenotypes are endocrine/exocrine gland and cardiovascular system