| PVR | Pulmonary Vascular Resistance |
|---|---|
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
| PSR | pain sensitivity range; perspective surface rendering; portal systemic resistance; proliferative sic... |
| PVRI | pulmonary vascular resistance index |
| Rp | pulmonary resistance |
| total parenteral nutrition | <pharmacology> Intravenous feeding that provides patients with all essential nutrients when they are unable to feed themselves. Acronym: TPN (12 Jan 1998) |
|---|---|
| total pelvic exenteration | Removal of the urinary bladder, lower parts of the ureter, vagina, uterus, adnexa, rectum, anus, and adjacent lymph nodes; a colostomy and urinary diversion are necessary. Synonym: Brunschwig's operation. (05 Mar 2000) |
| total placenta previa | Placenta previa in which the placenta entirely covers the internal os of the cervix. Synonym: central placenta previa, total placenta previa. (05 Mar 2000) |
| total push therapy | The application of all available therapy's to the treatment of a psychiatric patient in a hospital setting. (05 Mar 2000) |
| total quality management | The application of industrial management practice to systematically maintain and improve organization-wide performance. Effectiveness and success are determined and assessed by quantitative quality measures. (12 Dec 1998) |
| total refractory period | The absolute refractory period plus the relative refractory period. (05 Mar 2000) |
| total sclerectasia | Uniform stretching of the entire sclera, typically seen in buphthalmos. (05 Mar 2000) |
| total spinal anaesthesia | Spinal anaesthesia extensive enough to produce loss of sensation in all extracranial sensory roots. (05 Mar 2000) |
| total suspended particulates | The quantity of solid particles in a gas or exhaust stream. Any finely divided material (solid or liquid) that is airborne with a diameter smaller than a few hundred micrometres. (05 Dec 1998) |
| total suspended solids | The organic and inorganic material left on a standard glass fibre filter (0.45 micron) after a water sample is filtered through it. (09 Oct 1997) |
| total synechia | Adhesion of the entire surface of the iris to the lens capsule. (05 Mar 2000) |
| total transfusion | Removal of most of a patient's blood followed by introduction of an equal amount from donors. Synonym: exsanguination transfusion, substitution transfusion, total transfusion. (05 Mar 2000) |
| acute pulmonary alveolitis | Acute inflammation involving exudate into the pulmonary alveoli and impaired gas exchange; may result in necrosis with haemorrhage into the lungs; occurs in Goodpasture's syndrome, in association with a glomerulonephritis. (05 Mar 2000) |
| acute pulmonary eosinophilia | <chest medicine> A self-limiting inflammation in the lungs where there is associated infiltration of eosinophils into lung tissue. Chest X-ray reveals pulmonary infiltrates and full blood count shows increased numbers of eosinophils. The cause is unknown and the disease often resolves without treatment. Some forms may be treated with oral corticosteroids. Complications include restrictive cardiomyopathy due to fibrosis of the lining of the heart. (27 Sep 1997) |
| adenomatosis, pulmonary | A neoplastic disease in which the alveoli and distal bronchi are filled with mucus and mucus-secreting columnar epithelial cells. It is characterised by abundant, extremely tenacious sputum, chills, fever, cough, dyspnea, and pleuritic pain. (12 Dec 1998) |