David Charles Call

• Children's National Medical Center

Purpose: Gender-affirming hormones and/or surgeries seeking to change the body can have potentially lasting effects. Changes in requests for these therapies among gender-diverse youth are not well-understood. The study aim is to characterize factors associated with shifts in gender-related medical requests. Methods: This mixed-methods study used...

Objective: Autism spectrum disorder (ASD) is significantly over-represented among transgender adolescents. Independently, ASD and gender diversity are associated with increased mental health risks. Yet, mental health in autistic-transgender adolescents is poorly understood. This study investigates mental health in the largest matched sample to date...

Despite research exploring autism in gender-diverse adolescents, no studies have elicited these individuals’ perspectives. In-depth interviews with 22 well-characterized autistic gender-diverse adolescents revealed critical themes, including: recollections of pre-pubertal gender nonconformity; vivid experiences of gender dysphoria; a fear of social...

Despite research exploring autism in gender-diverse adolescents, no studies have elicited these individuals' perspectives. In-depth interviews with 22 well-characterized autistic gender-diverse adolescents revealed critical themes, including: recollections of pre-pubertal gender nonconformity; vivid experiences of gender dysphoria; a fear of social...

This chapter discusses a case of a prepubertal child with diagnoses of gender dysphoria and attention deficit hyperactivity disorder (ADHD). Many of the symptoms found in ADHD and disruptive behavior disorders can be seen in presentations with gender dysphoria (GD), such as oppositionality related to external pressures to conform their gender expre...

Purpose: The objective of this study was to assess transgender youth and parent attitudes regarding (1) the potential impact of gender-affirming hormone therapy on fertility and (2) fertility preservation (FP) options. Methods: The Transgender Youth Fertility Attitudes Questionnaire was developed through a multistage participatory process with g...

The emotional health and wellbeing of children and adolescents and their families is of utmost importance. Pediatricians are at the front line in identifying mental illness in children and adolescents and either linking them to resources in the community or providing treatment options themselves. Collaboration and integrative health care models is...

There is no question that when a youngster develops bipolar disorder, it can severely affect the normal development and psychosocial functioning of the child or adolescent and significantly increase the risk for suicide, substance abuse, academic, social and legal problems. Despite the diagnostic criteria being so well delineated, there has been mu...

The one-lined pencilfish Nannostomus unifasciatus is a small fish from the flooded forests of the Amazon basin. Pencilfish are popular in aquaria and are used as ornamental fishery resource by riverine communities from central Amazonia. Here we report a set of nine microsatellite loci for N. unifasciatus. Number of alleles and heterozygosity per lo...