It is a diagnostic classification present in the DSM or Diagnostic Manual of Mental Disorders of the American Psychiatric Association. It is also called Transsexualism as contained in the ICD Manual or Classificatory Manual of Mental Diseases of the WHO. The invention of genderTechnical term of the social sciences that refers to the set... dysphoria to refer to transgender people has received strong criticism for being an unnecessary classification based on gender prejudices that reproduce stigmaThe object of stigma is an attribute, quality or identity th... and violence against transgender people. Both the APA and the WHO have received demands from all over the world to remove these classifications from their manuals.