The mother of a child who was recently diagnosed with acute glomerulonephritis asks the nurse why the physician keeps talking about "casts" in the urine
The nurse's response is based on the knowledge that the presence of casts in the urine indicates a. Glomerular injury
b. Glomerular healing
c. Recent streptococcal infection
d. Excessive amounts of protein in the urine
A
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A The presence of red blood cell casts in the urine indicates glomerular injury.
B Casts in the urine are abnormal findings and are indicative of glomerular injury,
not glomerular healing.
C A urinalysis positive for casts does not confirm a recent streptococcal infection.
D Casts in the urine are unrelated to proteinuria.
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