Detection of Cytomegalovirus in Urine Dried on Filter Paper

Urine is the best specimen for the diagnosis of congenital cytomegalovirus, but collection and processing of liquid urine are impractical for screening. Urine dried on filter paper was processed by the same convenient, low-cost method used by newborn screening to test blood spots and showed high sensitivity and specificity.

Automated summary

Urine is the optimal specimen for diagnosing congenital cytomegalovirus, with dried urine on filter paper processed using a convenient and low-cost method similar to newborn screening for blood spots, showing high sensitivity and specificity.