Trichotillomania is a disorder that tends to be chronic and consists of pulling and pulling hair as a compulsive act, which generates various areas of alopecia. In extreme cases after chronic ingestion of hair, severe and serious gastrointestinal disorders such as trichobezoars can be generated, which represents 1% of patients who eat their hair. We present the case of an 11-year-old female patient who was admitted to our hospital for a trichobezoar intestinal obstruction that was initially managed by surgery, from which she was referred to the child psychiatry area, once the surgical problema had been solved, for the corresponding management.

The case of an adolescent with nocturnal enuresis since childhood, and anxiety symptoms during adolescence, associated with psychosocial factors and family dynamics, is presented. During the COVID-19 pandemic, he presented intense symptoms of anxiety related to fears of dying and/or experiencing a serious illness, reasoned for which he was taken to the emergency room on several occasions. The patient responded favorably to antidepressant medications, and individual and family psychotherapy approaches. Nocturnal enuresis es an elimination disorder rarely seen in adolescence, and whose diagnosis and treatment are important due to its impact on the patient’s psychosocial functioning and greater probabilities of comorbidity. The effects of the COVID-19 pandemic on adolescents and its higher risk of presenting anxiety, depression and stress associated with enuresis, are also discussed.