Urine Osmolality
Seasonal acclimatization in water flux rate, urine osmolality and kidney water channels in free living degus: molecular mechanisms, physiological processes and ecological implications
... concentrate urine as an indicator of the efficiency of water regulation (Schmidt-Nielsen, 1964; Abbott, 1971; Prosser, 1991; McNab, 2002), as well as an advantage for colonization and survival in deserts (Degen, ...
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Observational study of the effects of upper respiratory tract infection on hydration status
... serum osmolality during moderate to severe URTIs with the serum osmolality of the same subjects when they had ...count, urine specific gravity, urine osmolality, urine color, ...
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Studies on the Mechanism of Reduced Urinary Osmolality after Exposure of the Renal Papilla
... accumulation. Initial studies in hydropenic animals revealed that papillary plasma flow was 40% higher in the kidney with the exposured papilla, 41 vs. 29 ml/min per 100 g of papilla (P < 0.001). This increase in ...
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Osmoregulation and Desmopressin Pharmacokinetics in Enuretic Children
... nocturnal urine production and the morning urine osmolality after injection of des- mopressin did not differ significantly between these two ...concentrated urine when given ...smaller ...
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Is urinary density an adequate predictor of urinary osmolality?
... and urine concentrating/ diluting ability: individuals with normal renal function can vary urine osmolality over a wide range, while renal func- tional impairment is accompanied by a progressive ...
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THE ROLE OF UREA IN THE URINE CONCENTRATING MECHANISM
... If the decrease in urine osmolality on a low protein diet is in large part due to the fall in urinary urea, one would predict that maximum urine concentration would increase abruptly whe[r] ...
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Assessment of hydration status of elite young male soccer players with different methods and new approach method of substitute urine strip
... and urine osmolality, and it should not be expected that all measurement techniques exactly give the same ...that urine color and USG methods and especially strip method are reliable and valid ...
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“Bowel prep hyponatremia“ – a state of acute water intoxication facilitated by low dietary solute intake: case report and literature review
... her urine was not maximally dilute, although urine osmolal- ity was less than serum ...low urine osmolality is not consistently found in low solute hypo- natremia, as shown in a review ...
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Heat acclimatization blunts copeptin responses to hypertonicity from dehydrating exercise in humans
... of osmolality over blood volume in determining core temperature ele- vation from exercise in the heat (Montain and Coyle 1992), enhanced renal conservation of free water could provide support to limiting ...
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Development and Clinical Application of a New Method for the Radioimmunoassay of Arginine Vasopressin in Human Plasma
... plasma osmolality (r=0.52; P<0.001) and urine osmolality ...plasma osmolality in patients with nephrogenic diabetes insipidus and primary polydipsia but was distinctly subnormal in all ...
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The Effects of Salt and Water Loading on Kidney Function in Healthy Undergraduates
... of urine excreted and frequency of ...of urine osmolality, urine specific gravity, and urinary sodium excretion, are excellent and standard measures of body water content and therefore of the ...
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Key influence of sex on urine volume and osmolality
... concentrate urine de- clines with age [26]. However, in our study, urine osmo- lality was independent of serum creatinine or eGFR in the main effect ...in urine osmo- lality with advancing age ...
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Reset Osmostat: A Challenging Case of Hyponatremia
... a urine osmolality of less than 500 mOsm/kg, he was initially placed on fluid restriction of 800 ml/day which was approximately 500 ml below his daily urine volume [3], but the serum sodium level ...
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Dehydration is how you define it: comparison of 318 blood and urine athlete spot checks
... versus urine indices likely reflect the differences between using a physiologically regulated versus non-physiologically regulated variables to define ...versus urine osmolality, when all data points ...
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Nephrogenic Diabetes Insipidus Due to Demethylchlortetracycline Hydrochloride in a Child
... RESPONSE TO EXOGENOUS ANTIDIURETIC HORMONE° with nephrogenic diabetes insipidus is usually unable to achieve a urine osmolality above 250 mOsm/kg, moderately severe volume depletion, as[r] ...
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UT-B-deficient mice develop renal dysfunction and structural damage
... in urine flow rate and urinary urea concentration between the two geno- ...in urine flow rate, which was probably due to greater sequestration of urea in the inner ...medulla. Urine output decreased ...
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Acid-base balance and hydration status following consumption of mineral-based alkaline bottled water
... total urine output, urine osmolality, and blood osmolality did not appear to begin changing until the end of the first week of consuming AK water, with significant changes always occurring at ...
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The Characteristics of Renal Hypoperfusion in Dogs with Acute and Chronic Reductions in Glomerular Filtration Rate as Disclosed by the Pattern of Water and Solute Excretion after Hypotonic Saline Infusions
... In six studies on Table II charts the mean values for GFR, urine flow, urine sodium concentration and excretion, five dogs, the effects of both water diuresis and and urine osmolality in[r] ...
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BIOCHEMICAL ASPECTS OF INTRAVENOUS ALIMENTATION
... Analyses of blood and urine obtained before, during, and after panenteral alimentation for vail- ous biochemical parameters including amino acids, urea nitrogen, glucose, and osmolality.[r] ...
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Clofibrate Induced Antidiuresis
... correlated with the amount of ADH which was excreted. During clofibrate administration all six patients with ADH deficiency developed an antidiuresis which was like that of ADH, since there was no change in sodium, ...
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