AFB Stain, Urine

Acid-fast bacilli (AFB) stain, urine test helps to detect the presence of acid-fast bacilli bacteria in the urine sample. This test helps detect genitourinary tract infections such as genitourinary tuberculosis caused by a type of bacteria called Mycobacterium tuberculosis. This bacteria is known to cause serious lung infection such as tuberculosis (TB) but can also infect other body parts including the urinary tract. You may get this test done when you have symptoms such as increased urinary frequency, painful or difficult urination, blood and pus in urine, urinary incontinence, pelvic pain, fatigue and fever. Measures such as maintenance of proper genital hygiene, drinking plenty of clear fluids etc. may help reduce the risk of urinary tract infections.