1. Plural of pheresis; medical procedures in which blood or blood components are removed from a donor or patient, processed, and returned to the body.
Usage: medical/technical; usually used in plural form; common in hematology and transfusion medicine

Examples

• The blood bank performed several phereses to collect platelets from donors.
• Therapeutic phereses are used to remove harmful substances from patients' blood.
• Plasma phereses help treat certain autoimmune conditions.
• The hospital expanded its phereses program to meet increased demand.
• Different types of phereses target specific blood components for removal or collection.