Fig. 2. Images of urine sediments for external quality assessment. (A) CUI-19-05 transitional epithelial cells (original magnification×400). (B) CUI-19-06 uric acid crystal (original magnification×200). (C) CUI-19-07 broad cast (C1: original magnification×200; C2: original magnification×400). (D) CUI-19-08 calcium oxalate crystals (original magnification×400).
© Lab Med Qual Assur
