| therapeutic iridectomy | An iridectomy performed for the prevention or cure of disease, e.g., angle-closure glaucoma. (05 Mar 2000) |
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| therapeutic malaria | Intentionally induced malaria, formerly used against neurosyphilis and certain other paralytic diseases; the mechanism is thought to be immunological, with Plasmodium antibodies cross-reacting against the spirochetes or other agents. (05 Mar 2000) |
| therapeutic pessimism | A disbelief in the curative virtues of remedies in general and especially of drugs. (05 Mar 2000) |
| therapeutic pneumothorax | Pneumothorax designed to create some pulmonary parenchymal collapse, diaphragmatic immobilization, or both. (05 Mar 2000) |
| therapeutic ratio | The ratio of the maximally tolerated dose of a drug to the minimal curative or effective dose; LD50 divided by ED50. (05 Mar 2000) |
| therapeutic touch | The placing of the hands of the healer upon the person to be cured. (12 Dec 1998) |
| therapeutic vaccine | An injected therapy consisting of synthetic HIV antigen (for example, gp160) that is administered to people who already have HIV It is supposed to heighten and broaden the immune response to HIV, helping to halt disease progression. (09 Oct 1997) |
| embolization, therapeutic | A method of haemostasis utilizing various agents such as gelfoam, silastic, metal, glass, or plastic pellets, autologous clot, fat, and muscle as emboli. It has been used in the treatment of spinal cord and cerebral arteriovenous malformations, renal arteriovenous fistulas, gastrointestinal bleeding, epistaxis, hypersplenism, certain highly vascular tumours, traumatic rupture of blood vessels, and control of operative haemorrhage. (12 Dec 1998) |
| A-H interval | The time from the initial rapid deflection of the atrial wave to the initial rapid deflection of the His bundle (H) potential; it approximates the conduction time through the A-V node (normally 50-120 msec). (05 Mar 2000) |
| A-N interval | The time between onset of the atrial deflection and the nodal potential (normally 40-100 msec). (05 Mar 2000) |
| atriocarotid interval | An obsolete term for the time between the beginning of the atrial and that of the carotid waves in a tracing of the jugular pulse. (05 Mar 2000) |
| atrioventricular interval | The time between depolarisation of the atria and of the ventricle. Synonym: atrioventricular interval. (05 Mar 2000) |
| auriculoventricular interval | The time between depolarisation of the atria and of the ventricle. Synonym: atrioventricular interval. (05 Mar 2000) |
| A-V interval | The time from the beginning of atrial systole to the beginning of ventricular systole as measured from pressure pulses or cardiac volume curves in animals, or from the electrocardiogram in humans. (05 Mar 2000) |
| BH interval | The duration of the His bundle deflections (normally 15-20 msec). (05 Mar 2000) |