| VED | vacuum erection device; ventricular ectopic depolarization; vital exhaustion and depression |
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| PTD | percutaneous transluminal dilatation; permanent total disability; personality trait disorder; preter... |
| SVD | single vessel disease; singular value decomposition; small vessel disease; spontaneous vaginal deliv... |
| ISI | International Sensitivity Index of reagent/instrument combination |
| NFVVE | Normal Fullterm Vaginal Vacuum Extraction |
acute angle
| vacuum tube | A glass tube from which the air has been removed, containing two or more electrodes, between which passes an electrical current or spark; used in the production of X-rays, or to control circuits. Previously in wide use, the vacuum tube has been supplanted by transistors in electronic circuits. (05 Mar 2000) |
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| amoxicillin-potassium clavulanate combination | <chemical> A fixed-ratio combination of amoxicillin trihydrate, an aminopenicillin, and potassium clavulanate, a beta-lactamase inhibitor, used to treat broad-spectrum antibacterial infections, especially of resistant strains. Pharmacological action: antibiotics, combined, antibiotics, lactam, enzyme inhibitors. (12 Dec 1998) |
| binary combination | The name of a species of bacteria consisting of two parts: a generic name and a specific epithet. (05 Mar 2000) |
| combination | The result or product of combining, a series of events or result occurring in an ordered sequence, the act or process of combining, the act or process of uniting to form a chemical compound: the chemical compound so formed. <zoology> The name of a species or subspecies consisting of the name of the genus followed by the specific or specific plus subspecific names. (09 Jan 1998) |
| combination beat | A beat triggered by more than a single electrical impulse, when the wave fronts coincide to act together on a single final pathway of activity; in the electrocardiogram, the atrial or ventricular complex when either atria or ventricles are activated jointly by two simultaneous or nearly simultaneous invading impulses. Synonym: combination beat, mixed beat, summation beat. (05 Mar 2000) |
| combination chemotherapy | <oncology> Treatment consisting of the use of two or more chemicals to achieve maximum kill of tumour cells. (09 Jan 1998) |
| combination oral contraceptive | A mixture of a steroid having progestational activity and an oestrogen. (05 Mar 2000) |
| combination restoration | A tooth restoration of two or more materials applied in layers. (05 Mar 2000) |
| combination studies | <pharmacology> Studies in which a new drug is evaluated in combination with existing drugs. (09 Jan 1998) |
| new combination | The new name that results from the transfer of a microorganism from one genus to another; the generic name changes but, in most cases, the specific epithet remains the same. (05 Mar 2000) |
| drug therapy, combination | Drug therapy with two or more drugs given separately for a combined effect. (12 Dec 1998) |
| trimethoprim-sulfamethoxazole combination | <chemical> 4-amino-n-(5-methyl-3-isoxazolyl)benzenesulfonamide mixture with 5-((3,4,5-trimethoxyphenyl)methyl)- 2,4-pyrimidinediamine. This drug combination has proved to be an effective therapeutic agent with broad-spectrum antibacterial activity against both gram-positive and gram-negative organisms. It is effective in the treatment of many infections, including pneumocystis carinii pneumonia in aids, but is the drug of choice for urinary infection. Pharmacological action: anti-infective agents, anti-infective agents, urinary, antimalarials. Chemical name: Benzenesulfonamide, 4-amino-N-(5-methyl-3-isoxazolyl)-, mixt. With 5-((3,4,5-trimethoxyphenyl)methyl)-2,4-pyrimidinediamine (12 Dec 1998) |
| ethinyl estradiol-norgestrel combination | <chemical> Ethinyl estradiol and norgestrel given in fixed proportions. It has proved to be an effective contraceptive. Pharmacological action: contraceptives, oral, combined, contraceptives, oral, synthetic, contraceptives, postcoital, synthetic. (12 Dec 1998) |
| abdominal delivery | <obstetrics> A obstetric procedure that involves the delivery of the foetus through an abdominal incision. Cesarian sections account for about one fifth of all births in the us. Indications include: failure to progress, foetal distress, cephalopelvic disproportion (baby's too big for birth canal), placenta previa, placental abruption, placental insufficiency, breech baby, active genital herpes, multiple gestation, preeclampsia and excessive scarring from previous surgeries. The average hospital stay is about 4 days. The maternal death rate with cesarian section is three times higher than with natural delivery. (27 Sep 1997) |
| assisted cephalic delivery | Extraction of a foetus that presents by the head. (05 Mar 2000) |