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The many colors of urine. Urine varies in color from pale yellow to deep amber, primarily due to urochrome, a byproduct of the normal breakdown of red blood cells. ... (2.7 liters) for women ...
The signs and symptoms of abnormal urine color are shown as follows: Unexplained urine color other than straw-yellow has continued for a long time. [1] Once observe blood in urine. [1] Clear, dark-brown urine. [1] Risk factors of clinical abnormal urine color include elderly age, strenuous exercise, and family history of related diagnosis. [2]
If your urine is yellow… If you’re well-hydrated, your urine will probably be a clear or light yellow. Ellerkmann explains that this has to do with maintaining a balance of fluids as the ...
The color can range from pale yellow to amber based on the individual's hydration status. Urine can develop a variety of abnormal colors, which may suggest disease in some cases. [26] A total lack of color indicates that the urine is extremely dilute, which may be caused by excessive fluid intake, diabetes insipidus, or diabetes mellitus.
The first step in evaluation of red or brown colored urine is to confirm true hematuria with urinalysis and urine microscopy, where hematuria is defined by three of more red blood cells per high power field. [3] Although a urine dipstick test may be used, it can give false positive or false negative results. [4]
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This converts indoxyl sulfate in the urine into the red and blue colored compounds indirubin and indigo. [4] People with urinary tract infections using catheters will increase the conversion of indoxyl sulfatase to indirubin and indigo. [2] Indirubin dissolves in plastic and therefore causes urine discoloration.
Polyuria (/ ˌ p ɒ l i ˈ jʊər i ə /) is excessive or an abnormally large production or passage of urine (greater than 2.5 L [1] or 3 L [6] over 24 hours in adults). Increased production and passage of urine may also be termed as diuresis.