what does this mean? urinalysis reaction: acidic ph:6.0 specific gravity 1.015 rbc 0-3 pus cells 1-3 bacteria: few squamous:many mucus threads:occassional,i am experiencing burning sensation after urinating and lower backpain ,i also feel nasuated and slight fever,how many days should i take a rest? i wasnt able to come to my work for 2 days because im really not feeling well,thanks