Objective : To find the prevalence rate of asymptomatic bacteriuria in pregnancy and to estimate the sensitivity, specificity and predictive value of nitrites , leukocyte estrase dip stick method , routine microscopy and urine culture and to assess the fetomatemal outcome of the affected population. Method : A prospective study was done on 319 consecutive pregnant subjects attending antenatal clinics a tertiary health center. Early morning midstream clean catch urine samples were collected both for microscopy, analysis and culture. First void clean catch urine specimen was used. Urine analysis was done by automated dip stick method.