| thin-layer chromatography | Chromatography through a thin layer of cellulose or similar inert material supported on a glass or plastic plate. (05 Mar 2000) |
|---|---|
| thin-layer electrophoresis | Electrophoretic migrations (separations) through a thin layer of inert material, such as cellulose, supported on a glass or plastic plate. (05 Mar 2000) |
| thin-layer immunoassay | A method for detection of antigen-antibody reactions, applicable to detection of either antigen or antibody, based on the fact that either reactant, when added to a polystyrene surface (such as a well in a polystyrene plate) is adsorbed as a thin layer and acts as an immunosorbent capable of binding with the second reactant. (05 Mar 2000) |
| thin section | A section of tissue for electron microscopic examination; the specimen is fixed, typically in glutaraldehyde and/or in osmium tetroxide, embedded in a plastic resin, and sectioned at less than 0.1 um in thickness with a glass or diamond knife in an ultramicrotome. (05 Mar 2000) |
| thin-skinned | Having a thin skin; hence, sensitive; irritable. Source: Websters Dictionary (01 Mar 1998) |
| accessory symptom | A symptom that usually but not always accompanies a certain disease, as distinguished from a pathognomonic symptom. Synonym: assident symptom, concomitant symptom. (05 Mar 2000) |
| accidental symptom | Any morbid phenomenon coincidentally occurring in the course of a disease, but having no relation with it. (05 Mar 2000) |
| assident symptom | A symptom that usually but not always accompanies a certain disease, as distinguished from a pathognomonic symptom. Synonym: assident symptom, concomitant symptom. (05 Mar 2000) |
| Baumes symptom | Pain behind the sternum in angina pectoris. (05 Mar 2000) |
| Bezold's symptom | Inflammatory oedema at the tip of the mastoid process in mastoiditis. Synonym: Bezold's sign. (05 Mar 2000) |
| Bolognini's symptom | A feeling of crepitation on gradually increasing pressure on the abdomen in cases of measles. Cardinal symptom, the primary or major symptom of diagnostic importance. (05 Mar 2000) |
| Macewen's symptom | <clinical sign> Percussion of the skull gives a cracked-pot sound in cases of hydrocephalus. Synonym: Macewen's symptom. (05 Mar 2000) |
| rainbow symptom | A yellowish white ring surrounding the optic disk, indicating atrophy of the choroid in glaucoma. Synonym: glaucomatous ring. A halo surrounding lights, caused by corneal oedema in glaucoma. Synonym: rainbow symptom. (05 Mar 2000) |
| reflex symptom | A disturbance of sensation or function in an organ or part more or less remote from the morbid condition giving rise to it; e.g., muscle spasm due to joint inflammation. Synonym: sympathetic symptom. (05 Mar 2000) |
| pathognomonic symptom | A symptom that, when present, points unmistakably to the presence of a certain definite disease. (05 Mar 2000) |