Abstract:SummarySince there is wide interobserver variabilities in microscopic urinary sediment evaluation, quality control programs for urinary sediment test using control materials are warranted in Japan. We performed internal quality control using home-brew control materials and cross-checking of urinary sediment tests by the three technologists including two experts and one newcomer. Variabilities among the three technologists in counting red blood cell RBC , white blood cell WBC , and casts were found to be improv… Show more
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