| heterotopic | Synonym: ectopic. 2. Relating to heterotopia. Origin: hetero-+ topos, place, + suffix -ic, pertaining to (05 Mar 2000) |
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| heterotopic bones | Bone's that do not belong to the main skeleton but that regularly develop in certain organs, e.g., the heart, penis, clitoris, and snout of some animals. (05 Mar 2000) |
| heterotopic graft | Transplantation of a tissue or organ into a position it normally does not occupy. (05 Mar 2000) |
| heterotopic gray matter | <radiology> Presence of cortical neurons in an abnormal location secondary to arrest of migrating neuroblasts from ventricular walls to brain surface between 7-24 weeks of gestational age, frequency: 3% of healthy population associated with: agenesis of corpus callosum, aqueductal stenosis, microcephaly, schisencephaly, encephalocele X-ray: single/multiple bilateral subependymal nodules along lateral ventricles Differential diagnosis: subependymal spread of neoplasm, subependymal haemorrhage, vascular malformation, tuberous sclerosis, intraventricular meningioma, neurofibromatosis (12 Dec 1998) |
| heterotopic pregnancy | A pregnancy not in the uterine cavity. (05 Mar 2000) |
| heterotopic stimulus | Any electrical activation from an abnormal locus. (05 Mar 2000) |
| ossification, heterotopic | The development of bony substance in normally soft structures. (12 Dec 1998) |
| transplantation, heterotopic | Transplantation of tissue typical of one area to a different recipient site. The tissue may be autologous, heterologous, or homologous. (12 Dec 1998) |
| acute kidney transplant rejection | <radiology> Findings on ultrasound: globular enlargment of the kidney, swelling and hypoechogenicity of the medullary pyramids, indistinct cortico-medullary junction, foci in the renal cortex (12 Dec 1998) |
| allogeneic bone marrow transplant | <haematology, procedure> A bone marrow transplant using marrow collected from a matched healthy donor, usually a brother or sister. The risks associated with the transplant increase with age and 50 years of age is generally regarded as the upper limit. (13 Nov 1997) |
| allogeneic transplant | <haematology, procedure> A transplant of an organ or tissue that is donated either by agenetically matched relative of the patient or by an unrelated (but genetically similar) donor. (09 Oct 1997) |
| autologous bone marrow transplant | <haematology, procedure> A process in which a patients healthy bone marrow is withdrawn and preserved. It is later injected back into the patient to replace bone marrow damaged by high doses of radiation therapy. It can then produce healthy blood cells. This treatment is used to offset the detrimental effects of high-dose radiation used in certain types of cancer. (31 Dec 1997) |
| autologous transplant | <procedure> A transplant of an organ or tissue that is taken from the same individual. A person having blood taken a little at a time several months before a surgery to replace the blood they expect to lose during that surgery is a form of autologous transplant. Likewise, the use of muscle tissue taken from a person's back to surgically reconstruct their damaged hand would be another form of autologous transplant. (02 Jan 1998) |
| bone marrow transplant | <procedure> A procedure in which a section of bone marrow is taken from one person and transplanted into another. It is used to replace bone marrow that has been damaged or diseased. It can be a treatment option in leukaemia. Acronym: BMT (16 Dec 1997) |
| Gallie's transplant | Narrow strips of the femoral fascia lata used for suture material. (05 Mar 2000) |