Menstrual considerations for transgender male and gender diverse adolescents who were assigned female at birth.

Menstruation is a female normative process. Physiologically, it indicates that the hypothalamic-pituitary-ovarian axis is functioning appropriately, and all the correct female end-organs are intact. Menarche also heralds a girl's arrival into womanhood, which culturally is often celebrated.

Overview of care for transgender children and youth.

Over the past decade, more and more children and adolescents are identifying as transgender and gender diverse (TGD). Often, they and their parents first turn to their primary care pediatrician for guidance and support. Therefore, in 2018, the American Academy of Pediatrics (AAP) released a policy statement focusing on the health care of TGD youth.

Bulimia Nervosa/Purging Disorder.

Bulimia nervosa was first described in 1979 by British psychiatrist Gerald Russell as a "chronic phase of anorexia nervosa" in which patients overeat and then use compensatory mechanisms, such as self-induced vomiting, laxatives, or prolonged periods of starvation. The characterization of bulimia nervosa continues to evolve with the introduction of the DSM-5 in 2013. In this article, the epidemiology and risk factors of bulimia nervosa are identified and reviewed, along with the medical complications and psychiatric comorbidities.

Anorexia Nervosa/Atypical Anorexia Nervosa.

Anorexia nervosa has the highest mortality rate among all psychiatric illnesses, as it can result in significant psychopathology along with life-threatening medical complications. Atypical anorexia nervosa is a new variant described in the latest DSM edition, which has much in common with anorexia nervosa and also can result in significant morbidity and mortality. The evolution of the criteria for these illnesses is reviewed, and the two are compared and contrasted in this article.