| SAN | sinoatrial node; sinoauricular node; slept all night; solitary autonomous nodule |
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| SE | saline enema; sanitary engineering; side effect; smoke exposure; solid extract; sphenoethmoidal; spi... |
| SPN | senior plan network; sialophorin; solitary pulmonary nodule; supplemental parental nutrition; sympat... |
| hot nodule | A thyroid nodule with a much higher uptake of radioactive iodine than the surrounding parenchyma; usually benign but sometimes causing hyperthyroidism. (05 Mar 2000) |
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| hot thyroid nodule | <radiology> Almost always hyperfunctioning adenoma, vast majority benign, up to 50% are autonomous see also: thyroid carcinoma, cold thyroid nodule (12 Dec 1998) |
| Sister Joseph's nodule | A malignant intra-abdominal neoplasm metastatic to the umbilicus. (05 Mar 2000) |
| nodule | A small lump, swelling or collection of tissue. (27 Sep 1997) |
| nodule of semilunar valve | A nodule at the centre of the free border of each semilunar valve at the beginning of the pulmonary artery and aorta. Synonym: nodulus valvulae semilunaris, Arantius' nodule, Bianchi's nodule, corpus arantii, Morgagni's nodule. (05 Mar 2000) |
| discordant thyroid nodule | <radiology> Hot on Tc-99m pertechnetate, cold on I-123 or I-131, indicates trapping, but no organification, same work-up as cold nodule (12 Dec 1998) |
| thyroid nodule | A small circumscribed mass of differentiated tissue associated with the thyroid gland. It can be pathogenic or non-pathogenic. The growth of nodules can lead to a condition of goiter, nodular. most nodules appear between the ages of 30 and 50 years and most are benign. (12 Dec 1998) |
| enamel nodule | A developmental anomaly in which there is a small nodule of enamel below the cementoenamel junction, usually at the bifurcation of molar teeth. Synonym: enamel drop, enamel nodule, enamel pearl. (05 Mar 2000) |
| enhancing brain nodule | <radiology> Metastases, infection, cysticercosis, histoplasmosis, tuberculosis, non-infectious inflammatory processes, sarcoidosis, multiple sclerosis, primary CNS lymphoma, subacute multiple infarcts see: ring lesions in brain (12 Dec 1998) |
| Lisch nodule | Iris hamartomas typically seen in type 1 neurofibromatosis. Synonym: Sakurai-Lisch nodule. (05 Mar 2000) |
| lymphatic nodule | lymph follicle |
| lymph nodule | Lymphatic follicle, one of the spherical masses of lymphoid cells, frequently having a more lightly staining centre. See: solitary lymphatic follicles, Peyer's patches. Synonym: folliculus lymphaticus, lymph nodule, nodulus lymphaticus. (05 Mar 2000) |
| Morgagni-Adams-Stokes syndrome | <syndrome> Transient asystole or ventricular fibrillation in the presence of atrioventricular block. (12 Dec 1998) |
| Morgagni, Giovanni | <person> Italian anatomist and pathologist, 1682-1771. See: morgagnian cyst, Morgagni's appendix, Morgagni's cartilage, Morgagni's caruncle, Morgagni's cataract, Morgagni's columns, Morgagni's concha, Morgagni's crypts, Morgagni's disease, Morgagni's foramen, Morgagni's fossa, Morgagni's fovea, Morgagni's frenum, Morgagni's globules, Morgagni's humor, Morgagni's hydatid, Morgagni's lacuna, Morgagni's liquor, Morgagni's nodule, Morgagni's prolapse, Morgagni's retinaculum, Morgagni's sinus, Morgagni's spheres, Morgagni's syndrome, Morgagni's tubercle, Morgagni's valves, Morgagni's ventricle, Morgagni-Adams-Stokes syndrome, frenulum of Morgagni. (05 Mar 2000) |
| Morgagni's appendix | <anatomy> An inconstant narrow lobe of the thyroid gland that arises from the upper border of the isthmus and extends upward, sometimes as far as the hyoid bone; it marks the point of continuity with the thyroglossal duct. Synonym: lobus pyramidalis glandulae thyroideae, Lallouette's pyramid, Morgagni's appendix, pyramid of thyroid. (05 Mar 2000) |