hepatitis c viral rna genotype lipa r Comparison of the HCV genotyping results obtained with version 1 World map of the predominant

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Branien AL

Guide Further Testing and Treatment : A positive anti hepatitis C test prompts further testing, such as HCV RNA tests, to confirm active viral replication and assess the severity of the infection

10.1016/j.niox.2014.12.013 17 BeckK

Serum MMA of 100 to 750 nmol/L, urine MMA of 1 to 4 nmol/L, and serum homocysteine of 6 to 29 mol/L are the reference ranges for most methods.10 If the normalisation of elevated serum homocysteine and MMA levels in response to vitamin B 12 replacement therapy is used as a diagnosis of deficiency, up to 50% of patients may be missed when the diagnosis is based on low vitamin B 12 level (150 pmol/L) alone.18 19 Rise in homocysteine level before increase in MMA is an early indicator of vitamin B 12 deficiency