Final answer:
STAT orders must be documented immediately on a patient's profile due to the urgency of the care required and to ensure accurate medical records and communication among healthcare professionals.
Step-by-step explanation:
STAT orders should be documented on a patient's profile immediately after they are received. This is essential because STAT orders are typically associated with critical care situations where the patient requires immediate treatment. Documentation must occur without delay to ensure that all medical professionals involved in the patient's care are aware of the urgent needs and can act quickly. Proper documentation is also crucial for maintaining legal and medical records of all actions taken.