500
A 25 year old sexually active woman arrives at your office with a 2 day history of urination, urinary frequency and urgency. She reports no vaginal discharge or other symptoms. Urinalysis shows alkaline urine, motile organisms and gram shows gram negative rods. Cultures show colorless colonies on MacConkey's agar. What is the cause of this infection and what is the treatment?
Proteus Mirabilis, Bactrim