The regime has responded to the decline of its regular forces by creating a variety of irregular forces (shabbiha militias, Popular Committees, local militias, the Baath Party Militia) and then merging them under the so-called National Defense Forces.
The urine is normally sterile. An infection occurs when bacteria get into the urine and begin to grow. The infection usually starts at the opening of the urethra where the urine leaves the body and moves upward into the urinary tract. 1  The culprit in at least 90% of uncomplicated infections is a type of bacteria called Escherichia coli, better know as E. coli.
Causes. Urinary tract infections typically occur when bacteria enter the urinary tract through the urethra and begin to multiply in the bladder. Although the urinary system is designed to keep out such microscopic invaders, these defenses sometimes fail.he most common UTIs occur mainly in women and affect the bladder and urethra. 1  Infection of the bladder (cystitis). 2  Infection of the urethra (urethritis). 3  Symptoms. 4  Risk factors.