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One of the most common explanations for orange urine is medication. Kim explains that pyridium is frequently prescribed for urinary tract infections (UTIs), and that one of its side effects is ...
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]
Not all red or brown urine is caused by hematuria. [3] Other substances such as certain medications and certain foods can cause urine to appear red. [3] Medications that may cause urine to appear red include: Phenazopyridine [6] Nitrofurantoin [6] Doxorubicin [6] Rifampicin [6] Foods that may cause urine to appear red include: Blackberries [6 ...
Urine pH may be monitored to help prevent the formation of kidney stones or to avoid side effects of some drugs, [68] such as high-dose methotrexate therapy, in which crystals that cause kidney damage can form if the urine is acidic. [69] If microscopy is performed, knowing the pH of the sample helps to identify any crystals that might be ...
Stomach acidity and dwell time may affect urine color intensity. [1] [2] [3] The presence of beet pigment-protecting substances, such as oxalic acid, in the meal and during intestinal passage, increase the color intensity in the urine. [1] Medications may affect stomach acidity, such as proton pump inhibitors, thereby affecting urine color. [2]
The normal number of red blood cells in urine should not usually exceed 3 per high power field. [13] A urine test strip showing positive for blood can also indicate hemoglobinuria, which is not detectable using a microscope due to the lysis of red blood cells in the urinary tract (particularly in alkaline or dilute urine), or intravascular ...
The most common type of cast, hyaline casts are solidified Tamm–Horsfall mucoprotein secreted from the tubular epithelial cells of individual nephrons. Low urine flow, concentrated urine, or an acidic environment can contribute to the formation of hyaline casts, and as such, they may be seen in normal individuals in dehydration or vigorous exercise.
Taking rifampicin usually causes certain bodily fluids, such as urine, sweat, and tears, to become orange-red in color, a benign side effect that nonetheless can be frightening if it is not expected. This may also be used to monitor effective absorption of the drug (if drug color is not seen in the urine, the patient may wish to move the drug ...