| bolus | A mass of chewed food. Any mass or blob travelling through a tube. (09 Oct 1997) |
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| bolus dressing | A dressing placed over a skin graft or other sutured wound and tied on by the sutures which have been left of sufficient length for that purpose. Synonym: bolus dressing. (05 Mar 2000) |
| bolus injection | <procedure> The injection of a drug (or drugs) in a high quantity (called a bolus) at once, the opposite of gradual administration (as in intravenous infusion). (18 Nov 1997) |
| asphyxia | <physiology> A condition caused by the inadequate intake of oxygen. (27 Sep 1997) |
| asphyxia livida | A form of asphyxia neonatorum in which the skin is cyanotic, but the heart is strong and the reflexes are preserved. Synonym: blue asphyxia. (05 Mar 2000) |
| asphyxia neonatorum | Respiratory failure in the newborn. (12 Dec 1998) |
| asphyxia pallida | A form of asphyxia of the newborn, in which the skin is pale, the pulse weak and slow, and the reflexes absent. (05 Mar 2000) |
| blue asphyxia | A form of asphyxia neonatorum in which the skin is cyanotic, but the heart is strong and the reflexes are preserved. Synonym: blue asphyxia. (05 Mar 2000) |
| cyanotic asphyxia | Asphyxia to the point of sufficient destruction of haemoglobin to produce cyanosis. (05 Mar 2000) |
| symmetric asphyxia | <syndrome> Idiopathic paroxysmal bilateral cyanosis of the digits due to arterial and arteriolar contraction; caused by cold or emotion. See: Raynaud's phenomenon. Synonym: Raynaud's disease, symmetric asphyxia. (05 Mar 2000) |
| traumatic asphyxia | Cyanotic asphyxia due to trauma; the extravasation of blood into the skin and conjunctivae, produced by a sudden mechanical increase in venous pressure, analogous to the Rumpel-Leede test; it is common in those who have been hanged, and is seen occasionally in crush injuries. Synonym: pressure stasis. (05 Mar 2000) |
| local asphyxia | Stagnation of the circulation, sometimes resulting in local gangrene, especially of the fingers; one of the symptoms usually associated with Raynaud's disease. (05 Mar 2000) |