YOU DON’T SAY: Mother Forcing Transgenderism on 6-Year-Old Son May Suffer From a Mental Disorder, Pediatrician Says. “This case is consistent with a diagnosis of Munchausen by proxy. This is a disorder in which an adult feigns either physical or psychological condition in a child for their own subconscious reasons. Most often the perpetrator is the biological mother and she often has a background in health or medicine.”