Extracorporeal refers to a medical procedure or treatment that takes place outside the body. In the context of medical therapies, "extracorporeal" typically involves the removal, manipulation, or treatment of bodily fluids or substances outside the patient's body before being reintroduced or disposed of. Extracorporeal therapies are commonly used in various medical fields, including nephrology ,cardiology.These therapies often involve specialized equipment and techniques to safely and effectively treat patients.