진료실 참고자료 - 혈뇨/단백뇨 진료 알고리즘 Evaluation of Proteinuria ... Evaluation of Hematuria 소변 1L 당 1mL blood 가 있어도 색깔이 붉게 보일 수 있다. Microscopic hematuria (defined as 3 RBCs or more per high-power field) - Although abnormal hematuria is commonly defined as the presence of three or more RBCs per high-power field in a spun urine sediment, there is no "safe" lower limit below which significant disease can be ex..