Final answer:
A medical assistant should report vital signs, measurements, current medications, changes in symptoms or condition, and lab test results to the provider.
Step-by-step explanation:
Prior to a patient's follow-up appointment, a medical assistant should report all of the above information to the provider. This includes vital signs and measurements, current medications, any changes in symptoms or condition, and lab test results. Reporting this information allows the provider to have a comprehensive understanding of the patient's health status and make informed decisions for their care.