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Abnormal casts in urine are cylindrical structures formed in the renal tubules, typically composed of proteins, cells, or other substances. Their presence can indicate various kidney conditions, such as glomerulonephritis, acute tubular necrosis, or urinary tract obstructions. Common types of abnormal casts include red blood cell casts, white blood cell casts, and granular casts, each suggesting different underlying pathologies. The identification of these casts during urinalysis can aid in diagnosing renal diseases and monitoring kidney health.
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The presence of white blood cell casts in the urine is indicative of pyelonephritis and red blood cell casts indicative of glomerulonephritis?
White blood cell casts in the urine are typically associated with acute interstitial nephritis, while red blood cell casts are more commonly seen in acute glomerulonephritis. Pyelonephritis is usually characterized by the presence of white blood cells in the urine without casts.
Do hyaline casts form as a result of increased urine flow?
Hyaline casts can form in urine under various conditions, but they are not specifically a direct result of increased urine flow. Instead, they typically indicate concentrated urine or the presence of certain renal conditions. Hyaline casts are often associated with dehydration, exercise, or mild renal stress, but an increase in urine flow may dilute urine and potentially reduce cast formation. Thus, while increased urine flow does not directly lead to hyaline casts, it may influence their presence indirectly.
What are hyaline casts in urine?
Hyaline casts, or urinary casts, are cylinders of protein that have been dislodged and passed through the urinary tract. They are telling signs of kidney disease.
What is an abnormal substance in urine?
blood
Which term refers to the examination of urine to determine the presence of abnormal elements?
Urinalysis: The examination of urine to determine the presence of abnormal elements.
What abnormal substances in a urine speciman will decrease if the urine had prolonged exposure to light?
bilirubin
Abnormal low output of urine is called?
oliguria
What are Abnormal crystal urine?
when kidney is not working well
What is crystalluria?
Crystalluria is the abnormal condition of crystals in the urine.
What is an abnormal high concentration of protein in urine called?
An abnormal high concentration of protein in urine is called proteinuria. It can be a sign of kidney damage or other underlying health conditions. If persistent, it should be evaluated by a healthcare provider.
What cells would be present in urine if a person had glomerlonephritis?
An excess of casts is usually present.
Is 70cc the amount of residual urine considered abnormal?
yes.
