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Posted On : 11 Jul 2013

range of prothrombin time and aptt in neonate-bleeding time -clotting time

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The mean Fibrinogen value is already within the adult reference range in newborns at birth, the mean PT value falls within the adult reference range in infants aged 4 days or more, whereas the mean APTT value is still higher than the upper limit of the adult reference range in infants aged between 11 and 20 days. Reference values can be obtained from this article in BLOOD 1987 Jul` 70{1}:165-72

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