| hyaline membrane syndrome | A disease seen especially in premature neonates with respiratory distress; characterised postmortem by atelectasis and alveolar ducts lined by an eosinophilic membrane; also associated with reduced amounts of lung surfactant. Synonym: hyaline membrane syndrome, respiratory distress syndrome of the newborn. (05 Mar 2000) |
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| hyaline tubercle | A form of fibrous tubercle in which the cellular fibrous tissue and collagenous fibres become altered and merged into a fairly homogeneous, acellular, deeply acidophilic, firm mass. (05 Mar 2000) |
| agglutinative thrombus | A translucent colourless plug, partly or wholly filling a capillary or small artery or vein, formed by agglutination of red blood corpuscles. Synonym: agglutinative thrombus. (05 Mar 2000) |
| agonal thrombus | A heart clot formed during the act of dying after prolonged heart failure. (05 Mar 2000) |
| antemortem thrombus | A clot formed in the circulation during life. (05 Mar 2000) |
| ball thrombus | An antemortem thrombus found in the left or right atrium usually in certain cases of mitral stenosis. (05 Mar 2000) |
| ball-valve thrombus | Ball thrombus intermittently occluding the mitral or tricuspid orifice. (05 Mar 2000) |
| bile thrombus | An intracanalicular deposit of bile, usually a result of obstruction to bile drainage. (05 Mar 2000) |
| valvular thrombus | A parietal thrombus that projects into the lumen of the vessel. (05 Mar 2000) |
| pale thrombus | A thrombus of opaque dull white colour composed essentially of blood platelets. Synonym: pale thrombus. (05 Mar 2000) |
| marasmic thrombus | A thrombus formed in cases of marasmus or general debility. (05 Mar 2000) |
| parietal thrombus | An arterial thrombus adhering to one side of the wall of the vessel. See: mural thrombus. (05 Mar 2000) |
| red thrombus | A thrombus formed rapidly by the coagulation of stagnating blood, composed mainly of red blood cells rather than platelets. (05 Mar 2000) |
| globular thrombus | One of a number of thrombi of varying size, from a pea to a walnut, within the heart cavity, connected by a delicate fibrinous network. (05 Mar 2000) |
| mixed thrombus | A laminated thrombus, the layers of different ages being of different colour or consistency. Synonym: stratified thrombus. (05 Mar 2000) |