Urinary tract infections

Urinary Tract Infections
Ambulatory: E. coli (50–80%), Klebsiella (8–10%).
Staphylococcus saprophyticus (10–30%) is the second most common cause of UTI in young ambulatory women.

Hospital: E. coli, Proteus, Klebsiella, Serratia,Pseudomonas.

Epidemiology: women to men = 30 to 1 (short urethracolonized by fecal flora).

UTIs mostly caused by ascending infections:

In males: Babies with congenital defects; elderly with enlarged prostates.

UTI: dysuria, frequency, urgency, suprapubic pain.

Pyelonephritis: fever, chills and flank pain.

UTI bugs
http://www.hakeem-sy.com/main/node/16549