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exchange transfusion

exchange transfusion

7.5
A treatment that slowly removes a person's blood and replaces it with donor blood
  • noun
  • /ɪkˈsʧeɪndʒ trænsˈfjuːʒən/
  • Specialized
translation icon : transfusión por intercambio
  • The baby's exchange transfusion went all right.

Examples

  • After the exchange transfusion, the patient showed significant improvement in their health.

  • Exchange transfusion was performed for patients with parasite density >10%, end-stage organ failure complications, and serum bilirubin >25 mg/dL.

    Academic text (2012)
  • "They decided to do the exchange transfusion," Martha said in a low voice, her eyes worried.

    Fiction book (1994)
  • The doctor explained that an exchange transfusion was necessary to treat the baby's condition.

  • During the surgery, the team performed an exchange transfusion to replace the patient's blood safely.

Surface Forms

Morphology

exchange + transfusion

The meaning — a transfusion involving removal and replacement of blood — is directly derivable from 'exchange' (giving and receiving) combined with 'transfusion' (administration of blood). Although it is a technical medical term, the compositional logic is clear and cross-linguistically common, so a B1 learner who knows both constituents would likely infer the basic procedure.

Etymology

Exchange transfusion comes from the words exchange, meaning a swap, and transfusion, meaning putting in blood. In this procedure doctors slowly take out a person's blood and put in another person's blood, like changing water in a fish tank, so the old blood is replaced and that's why it means 'to remove and replace a person's blood'.