hypertonic


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Related to hypertonic: Hypertonic solution

hypertonic

 [hi″per-ton´ik]
1. pertaining to or characterized by an increased tonicity or tension.
2. having an osmotic pressure greater than that of the solution with which it is compared.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

hy·per·ton·ic

(hī'pĕr-ton'ik),
1. Having a greater degree of tension. Synonym(s): spastic (1)
2. Having a greater osmotic pressure than a reference solution, which is ordinarily assumed to be blood plasma or interstitial fluid; more specifically, refers to a fluid in which cells shrink.
Synonym(s): hyperisotonic
Farlex Partner Medical Dictionary © Farlex 2012

hypertonic

(hī′pər-tŏn′ĭk)
adj.
1. Physiology Having extreme muscular or arterial tension.
2. Chemistry Having the higher osmotic pressure of two solutions.

hy′per·to·nic′i·ty (-tə-nĭs′ĭ-tē) n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

hy·per·ton·ic

(hī'pĕr-tŏn'ik)
1. Having a greater degree of tension.
Synonym(s): spastic (1) .
2. Having a greater osmotic pressure than a reference solution, which is ordinarily assumed to be blood plasma or interstitial fluid; more specifically, refers to a fluid in which cells shrink.
Synonym(s): hyperisotonic.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

hypertonic

Of a solution having a higher concentration of membrane-impermeable particles than normal extracellular fluid.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

hypertonic

see HYPOTONIC.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

hy·per·ton·ic

(hī'pĕr-ton'ik)
1. Having a greater degree of tension.
Synonym(s): spastic (1) .
2. Having a greater osmotic pressure than a reference solution.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
G: As the collecting duct travels down through the medulla of the kidney, it encounters the same hypertonic environment as in the loop of Henle.
Mannitol versus hypertonic saline for brain relaxation in patients undergoing craniotomy.
(17) compared protoscolicidal effects between hypertonic glucose at concentrations of 10, 15, 25, and 50% and some protoscolicidal agents such as 0.5% cetrimide (as a positive control), 0.5% silver nitrate, 20% hypertonic saline, and normal saline (as a negative control) at the exposure times of 1, 2, and 5 minutes and reported that the high concentration of glucose (50%) had a stronger protoscolicidal effect than 0.5% silver nitrate but this effect was similar to that of 20% hypertonic saline.
Comparison of equimolar doses of mannitol and hypertonic saline for the treatment of elevated intracranial pressure after traumatic brain injury: a systematic review and meta-analysis.
Conclusion: Hypertonic saline resulted in significant reductions in modified respiratory assessment score (MRAS) and hospital stay as compared to normal saline in children with acute bronchiolitis.
The NRS scores of the pain intensity following the ECR and FDI muscle injections of hypertonic saline were not significantly different (F(1.91, 22.88) = 1.49, p = 0.19, [[eta].sup.2.sub.partial] = 0.11) although there was an overall time effect (F(2.44, 29.32) = 76.45, p <0.005, [[eta].sup.2.sub.partial] = 0.86) demonstrating peak pain intensity at 2 min compared to immediately postinjection (p = 0.001) (Figure 2).
In GUERANDE, infants with a first episode of acute bronchiolitis were given two 20-minute nebulizations of 3% hypertonic saline or 0.9% normal saline 20 minutes apart.
Upon cessation of intravenous administration of the isotonic and hypertonic saline solution, the serum sodium level remained unstable ranging from 127 to 133 mmol/L.
When considering the fact that the caudal epidural space is narrowed by scar tissue, it is possible that local anesthetics or hypertonic saline solution leaking into the subdural and/or epidural space can compress the nerves in this area or cause chemical damage (5).
When hypertonic cerebral palsy was diagnosed, Paul and Julie were warned that James would never walk or talk.
Care was taken to avoid spillage of cystic fluid and after cystectomy, the dead space was irrigated with hypertonic saline as scolicide for fear of accidental spillage.
Introduction: Hyperosmolar therapy with hypertonic saline (HTS) is a cornerstone in the management of intracranial hypertension and hyponatremia in the neurological intensive care unit.