| sagittal section | A cross section obtained by slicing, actually or through imaging techniques, the body or any part of the body, or any anatomic structure in the sagittal plane, i.e., in a vertical plane parallels to the median plane. Since actual sectioning in the sagittal plane results in a right and a left portion, an anatomical sagittal section may be a two-dimensional view of the cut surface on the medial aspect of either portion. Synonym: parasagittal section. (05 Mar 2000) |
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| sagittal split mandibular osteotomy | An intraoral surgical procedure for correction of retrognathism, apertognathia, and prognathism; the mandibular rami and posterior body are sectioned in the sagittal plane. (05 Mar 2000) |
| sagittal sulcus | The groove in the midline of the inner table of the calvaria lodging the superior sagittal sinus. Synonym: sulcus sinus sagittalis superioris, sagittal groove, sagittal sulcus, superior longitudinal sulcus. (05 Mar 2000) |
| sagittal suture | Line of union between the two parietal bones. Synonym: sutura sagittalis, interparietal suture, sutura interparietalis. (05 Mar 2000) |
| sagittal synostosis | <anatomy> A deformed condition of the skull, in which the vault is narrow, clongated, and more or less boat-shaped. Origin: Gr. A boat + head. Source: Websters Dictionary (01 Mar 1998) |
| left sagittal fissure | A sagittal groove on the undersurface of the liver formed by the fissura ligamenti teretis anteriorly and the fissura ligamenti venosi posteriorly. (05 Mar 2000) |
| atrophic thrombosis | Thrombosis due to feebleness of the circulation, as in marasmus. Synonym: marantic thrombosis, marasmic thrombosis. (05 Mar 2000) |
| marasmic thrombosis | Thrombosis due to feebleness of the circulation, as in marasmus. Synonym: marantic thrombosis, marasmic thrombosis. (05 Mar 2000) |
| carotid artery thrombosis | Formation of a clot in a carotid artery often resulting from atherosclerosis. Patients are at high risk for developing stroke. (12 Dec 1998) |
| cerebral embolism and thrombosis | Embolism or thrombosis occurring in a cerebral vessel often leading to cerebral infarction. (12 Dec 1998) |
| cerebral thrombosis | Clotting of blood in a cerebral vessel. (05 Mar 2000) |
| placental thrombosis | Thrombosis of the veins of the uterus at the placental site. (05 Mar 2000) |
| compression thrombosis | Thrombosis due to arrest of the circulation in a vessel by compression, as from a tumour. (05 Mar 2000) |
| platelet thrombosis | Thrombosis due to an abnormal accumulation of platelets. (05 Mar 2000) |
| mural thrombosis | The formation of a thrombus in contact with the endocardial lining of a cardiac chamber, or a large blood vessel, if not occlusive. (05 Mar 2000) |