Hong Kong public hospitals are reviewing blood test results of more than 400 patients after batches of a reagent were found to have quality issues that could produce false positives for prostate cancer.
The Hospital Authority said on Tuesday that it was following up with the supplier of a testing product after being notified by the firm last week about complaints elsewhere related to quality issues.
The product, supplied by Abbott Laboratories, is a reagent kit that detects the level of…

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