A consent form is a legal document that outlines the risks, benefits and alternatives associated with a medical procedure or treatment. It also explains how personal information may be used and shared by healthcare providers. The purpose of this form is to provide patients with all necessary information so they can make an informed decision about whether or not to participate in a particular study or receive a specific type of care. By signing the consent form, patients are indicating that they have read and understand the information provided and agree to take part in the procedure or treatment.