UTI due to Staphylococcus saprophyticus

Second to Escherichia coli, Staphylococcus saprophyticus is the second most common community urinary pathogen in younger women  

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-It is found primarily on the mucosa of the genital tract in young women and can cause cystitis and other UTIs 

-it accounts for 5-15% of cases of cystitis in young, sexually active women

-it is Gram-positive, coagulase-negative, susceptible to novobiocin, resistant to nitrofurantoin

-Treatment: trimethoprim-sulfamethoxazole or a quinolone