A 28 year-old woman presents with a 2-day history of urinary frequency, urgency and dysuria, stating, “This feels like when I had a urine infection 4 years ago.” She denies fever or GI upset and otherwise feels well.  In consideration of the diagnosis of lower UTI/cystitis, a urinalysis is ordered.  Which of the following is the most sensitive and specific finding for UTI caused by  a Gram-negative organism? A. Positive leukocyte esterase B. Presence of bacteriuria C. Proteinuria D. Positive nitrite --- YouTube: https://www.youtube.com/watch?v=LxjF5uUuSHg&list=PLf0PFEPBXfq592b5zCthlxSNIEM-H-EtD&index=51 Visit fhea.com to learn more!