https://www.selleckchem.com/ Given the consequences of either underdiagnosing or overdiagnosing schizophrenia, and the current lack of validated objective tests to assist with this diagnosis, clinicians are obligated to perform a thorough clinical assessment of such patients, including a probing exploration of the patient's mental state and a systematic collection of collateral information.This report describes a rare case of an adolescent female with a history of unspecified depressive disorder, disinhibited social engagement disorder, and significant history of sexual trauma at an early age, who initially presented with suicidal ideation. During the initial evaluation, the patient was found to have engaged in sexually predatory behavior toward younger boys, including solicitation and inappropriate sexual behavior. This report discusses relevant literature on the prevalence, risk factors, and treatment for this behavior among female adolescent sexual predators, as sex offenders are primarily thought to be men. General recommendations for health care professionals caring for female sexual offenders are addressed as well as the importance of early treatment and appropriate training for professionals. The patient has been deidentified.This case report describes a unique presentation of Cotard syndrome in an 18-year-old female patient experiencing first-episode psychosis. Cotard syndrome was first described in 1880 by Jules Cotard as a novel subtype of anxious depression and is presently understood as a rare cluster of mood and psychotic symptoms centered on nihilistic delusions including the absence of organs and a perception of being dead. Although rare, Cotard syndrome has been described in a variety of neurological and psychiatric illnesses, but it is most commonly seen in middle-aged adults with a history of chronic mood disorders. It is rarely reported in childhood or adolescence, and it has not previously been described in first-episode psychosis. This report de