| APIVR | artificial pacemaker-induced ventricular rhythm |
|---|---|
| AR | absolute risk; accounts receivable; achievement ratio; actinic reticuloid [syndrome]; active resista... |
| ARM | adrenergic receptor material; aerosol rebreathing method; ambulatory renal monitor; anorectal manome... |
| AROM | active range of motion; artificial rupture of membranes |
| art | artery, arterial; articulation; artificial |
| heterotopic graft | Transplantation of a tissue or organ into a position it normally does not occupy. (05 Mar 2000) |
|---|---|
| xenogeneic graft | <surgery> A surgical graft of tissue from one species onto or into individuals of unlike species, genus or family. Also know as a heteroplastic graft. See: xenotransplantation. (11 May 1997) |
| H graft | <surgery> A side-to-side shunt between adjacent vessels which utilises a connecting conduit. Synonym: H graft. (05 Mar 2000) |
| homologous graft | <haematology> Grafts between two or more individuals allogeneic at one or more loci (usually with reference to histocompatibility loci). As opposed to autograft and xenograft. (18 Nov 1997) |
| homoplastic graft | <haematology> Grafts between two or more individuals allogeneic at one or more loci (usually with reference to histocompatibility loci). As opposed to autograft and xenograft. (18 Nov 1997) |
| host versus graft reaction | The normal lymphocyte mediated reactions of a host against allogeneic or xenogeneic cells acquired as a graft or otherwise, which lead to damage or/and destruction of the grafted cells. The opposite of graft-versus-host reaction. The common basis of graft rejection. (18 Nov 1997) |
| host vs graft reaction | The immune responses of a host to a graft. A specific response is graft rejection. (12 Dec 1998) |
| sieve graft | An obsolete term for a full-thickness skin graft taken after cutting multiple holes in it with a circular punch, thus leaving islands of skin in the donor area to heal it. (05 Mar 2000) |
| hyperplastic graft | A graft in active proliferation. (05 Mar 2000) |
| sleeve graft | A graft for repairing a severed nerve by connecting central and peripheral ends with a sleevelike structure, commonly, a segment of vein. (05 Mar 2000) |
| split-thickness graft | A graft of portions of the skin, i.e., the epidermis and part of the dermis, or of part of the mucosa and submucosa, but not including the periosteum. Synonym: partial-thickness graft, split-skin graft. (05 Mar 2000) |
| Stent graft | An inlay skin graft, or a skin graft held in place by a tie-over dressing. (05 Mar 2000) |
| nerve graft | A nerve, or part of a nerve, used as a graft. (05 Mar 2000) |
| delayed graft | Application of a skin graft after waiting several days for healthy granulations to form. (05 Mar 2000) |
| syngeneic graft | A tissue or organ transplanted between genetically identical individuals. Synonym: isogeneic graft, isograft, isologous graft, isoplastic graft, syngeneic graft. (05 Mar 2000) |