GSTM1 and anemia: The patient showed hypochromic, microcytic anemia with decreased Hb levels of 9.7 g/dL, as well as decreased HTC 32.3/%, MCV 81.6/fL, MCHC 30.2/g/dL, and MCH 24.6/pg and total WBC count of 5.07 × 103/mm3 with 38.5% lymphocytes and 48.8% neutrophils.