Victims of sexual violence who are minors should not be forced to submit to a rape kit exam against their wishes since it might retraumatize the patient.
AMA J Ethics. 2018; 20(1):36-43. doi:
10.1001/journalofethics.2018.20.1.ecas2-1801.
When a severely ill child comes into the emergency room, assent for emergency care is no more required than is parental permission. Conveying the needed care is the top priority.