The primary factor that favors the formation of urinary casts is:

The concept of vampires is associated with:

A false-positive test for 5-HIAA may result if the patient:

Analysis of urine from an infant whose mother reported a blue staining on the diapers showed increased levels of indican and a generalized aminoaciduria. On the basis of these findings, the infant was diagnosed as having:

A routine urinalysis is performed on a specimen that has turned dark after standing in the laboratory. The urine is acidic and has negative chemical tests except for the appearance of a red color on the ketone area of the reagent strip. One should suspect:

Collection of a midstream clean-catch specimen will alleviate contamination by:

The only type of cast capable of polarization is the:

A patient with symptoms of pulmonary hemoptysis and urinary hematuria should be tested for:

Which of the following are reported as the quantity per low-power field?

Which of the following renal disorders is most likely to be inherited?