After admission , the patient received a continuous intravenous infusion of 5-FU ( 1000 mg/day ) , during which precordial pain with right bundle branch block occurred concomitantly with a high serum FBAL concentration of 1955 ng/ml .
O O O O B-OrganismTaxon O O O O O O B-ChemicalEntity O O O O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O B-ChemicalEntity O O O O O