GSTM1 and anemia (phenotype): Laboratory tests showed elevated level of plasma lactate (4.64 mmol/l), anemia (Hb 96 g/l), abnormal liver function (ALT 1064 U/l) and myocardial injury (CK-MB 104 U/l; LDH-L 1310 U/l; NT-proBNP 7071 pg/ml).