Pseudovaginal Perineoscrotal Hypospadias, also known as micropenis, is related to leydig cell hypoplasia and leydig cell hypoplasia type ii. An important gene associated with Pseudovaginal Perineoscrotal Hypospadias is SRD5A2 (Steroid 5 Alpha-Reductase 2), and among its related pathways/superpathways are Metabolism of steroids and Transcription Androgen Receptor nuclear signaling. The drugs Hyaluronic acid and Immunologic Factors have been mentioned in the context of this disorder. Affiliated tissues include testes and skin, and related phenotypes are cryptorchidism and decreased fertility