Top 10 Commonly Confused Words in Transplant Immunology

Top 10 Commonly Confused Words in Transplant Immunology 1. Graft vs. Host Disease (GVHD) vs. Host vs. Graft Tolerance One of the most fundamental concepts in transplant immunology is the difference between graft vs. host disease and host vs. graft tolerance. While GVHD refers to the immune response of the graft against the host, host vs. graft tolerance is the desired state where the host's immune system accepts the graft. 2. Hyperacute Rejection vs. Acute Rejection Hyperacute rejection and acute rejection are two types of rejection that can occur after a transplant. Hyperacute rejection is an immediate response due to pre-existing antibodies, while acute rejection is a delayed response caused by the recipient's immune system recognizing the graft as foreign. 3. HLA Matching vs. Crossmatching