What is the role of an antistreptolysin-O (ASO) titer measurement in the diagnosis of urinary tract infection (UTI) during pregnancy?

Updated: Oct 08, 2019
  • Author: Raisa O Platte, MD, PhD; Chief Editor: Edward David Kim, MD, FACS  more...
  • Print

An antistreptolysin-O (ASO) titer greater than 200 Todd units suggests recent group A streptococcal infection; however, as many as 20% of patients with acute glomerulonephritis have ASO titers within the reference range.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!