What are the tests for bladder infection without symptoms?

Urinalysis & culture. A urine sample for dipstick urinalysis test and full culture in the lab will show any infection, whether there are symptoms or not.
Urinalysis and. Urine culture + sensitivities.Positive urine nitrite test for bacteria +/or leucocyte esterase white blood cells confirmed by microscopy will demonstrate a urinary infection.Urine culture will grow any any bacteria present and sensitivities will demonstrate which antibiotics will be effective.Pure bacterial colony count of >100, 000/ml on clean void culture indicates a uti, <100, 000 on cath. Spec.