| NMRD | nuclear magnetic relaxation dispersion |
|---|---|
| PMR | patient meta-record; perinatal mortality rate; periodic medical review; physical medicine and rehabi... |
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| PRE | photoreacting enzyme; physician's report of examination; pigmented retinal epithelium; preplacement ... |
| PRR | proton relaxation rate; pulse repetition rate |
| McGoon's technique | Plastic reconstruction of an incompetent mitral valve, when the incompetence is due to rupture of chordae to the posterior leaflet, by plication of the redundant leaflet. (05 Mar 2000) |
|---|---|
| glucose clamp technique | <technique> Maintenance of a constant blood glucose level by perfusion or infusion with glucose or insulin. It is used for the study of metabolic rates (e.g., in glucose, lipid, amino acid metabolism) at constant glucose concentration. (12 Dec 1998) |
| cellulose tape technique | Use of a piece of transparent cellulose tape applied to a glass slide to obtain perianal samples for identification of pinworm eggs. (05 Mar 2000) |
| Merendino's technique | Plastic reconstruction of an incompetent mitral valve using heavy silk sutures to narrow the annulus in the region of the medial commissure. (05 Mar 2000) |
| microetching technique | A method of roughening the surface of a natural tooth or a dental restoration utilizing a gas-impelled jet of fine abrasive. It enhances the attachment of resin cements or restorative materials to the surface. See: airbrasive technique. (05 Mar 2000) |
| Mohs' fresh tissue chemosurgery technique | Chemosurgery in which superficial cancers are excised after fixation in vivo. (05 Mar 2000) |
| washed field technique | The cutting of cavity preparations in teeth utilizing a constant irrigant which is immediately removed from the mouth by means of a vacuum device. (05 Mar 2000) |
| post and core technique | Use of a metal casting, usually with a post in the pulp or root canal, designed to support and retain an artificial crown. (12 Dec 1998) |
| Hampton technique | An obsolete term for atraumatic, nonpalpation, fluoroscopic examination of the upper gastrointestinal tract in peptic ulcer disease with acute haemorrhage. (05 Mar 2000) |
| Hartel technique | A method of reaching the gasserian ganglion by passing a needle from the mouth, inserting it about the level of the upper midmolar tooth, and passing it inward until the point reaches the bone in front and to the outer side of the foramen ovale, allowing an alcohol injection to be made for the relief of trigeminal neuralgia. (05 Mar 2000) |
| high-kV technique | Chest radiography using a kilovoltage of at least 125 kVp, usually 140-150 kVp, to reduce patient dose and increase latitude. (05 Mar 2000) |
| sealed jar technique | A technique for producing suspended animation in small experimental animals, consisting of sealing the animal in a jar which is then refrigerated. (05 Mar 2000) |
| Seldinger technique | A method of percutaneous insertion of a catheter into a blood vessel or space, such as an abscess cavity: a needle is used to puncture the structure and a guide wire is threaded through the needle; when the needle is withdrawn, a catheter is threaded over the wire; the wire is then withdrawn, leaving the catheter in place. (05 Mar 2000) |
| hysterosalpingogram: kidde technique | <radiology> Instruments, single-toothed tenaculum: maintain seal and provide traction, acorn tip, Kidde cannula contrast, Sinografin (meglumine diatrizoate/iodipamide), Renografin (meglumine iothol diatrizoate) both water soluble, advantages: quicker filling, better visualization, absorbed rapidly from peritoneum, no vasc embol of particulates, no local inflamm treatmentn, disadvantage: increased pain with rapid distention technical problems, contrast instilled too quickly hides subtle abnormality: small polyp, small leiomyoma, synechiae, leak around os due to patulous or stenotic cervix, bicornuate or septate uterus (use shorter tip), lack of tubal filling: non-specific finding, may be technique, cornual spasm, mucous plug, reinject with Glucagon 1mg positive findings, peritoneal spillage if rugal fold of ampulla seen, contrast may loculate in peri-fimbrial adhesion (12 Dec 1998) |
| sterile insect technique | A technique used to control or eradicate insect pests or vectors, utilizing induction by irradiation of dominant lethality in the chromosomes of the released insects. (05 Mar 2000) |