Anemia in a 42-year-old woman

Test Result

Results of appropriate testing return and are shown:

Blood:

  • Direct antiglobulin test: negative
  • Reticulocyte count <0.1%
  • Peripheral smear reported as numerous spherocytes, no reticulocytes, schistocytes, or sickled cells; white cells and platelets normal in appearance and amount.


Blood Normal SI Units
CBC
Hemoglobin (g/dL) 7.1 >12.0 gm/dL 71 g/L
Hematocrit (%) 21.2 >37% 21.2%
RBC (million/cm3) 3.4 >4 million/mcL 3.4 X 1012 cells/L
WBC/ mm3 7.6 4.5-110X103 cell/mcL 7.6 X 109 cells/L
Polys 75% 54-62% Same
Bands 4% 3-5% Same
Lymphocytes 15% 25-33% Same
Monocytes 4% 3-7% Same
Eosinophils 2% 1-3% Same
MCH (pg/cell) 30 25.4-34.6 Same
MCV (fL) 89 80-100 Same
MCHC % 39 31-36 Same
RDW 13 11.5-14% Same
Serum
Na+ (mEq/L) 132 136-145 132 mmol/L
K+ (mEq/L) 4.2 3.5-5.0 4.2 mmol/L
Cl- (mEq/L) 98 95-105 98 mmol/L
HCO3- (mEq/L) 25 22-28 25 mmol/L
Glucose (mg/dL) 130 70-100 7.2 mmol/L
BUN (mg/dL) 12 7-18 4.3 mmol/L
Creatinine (mg/dL) 0.8 0.6-1.2 70.7 micromol/L
Blood SI Units
Total bilirubin     0.4 mg/dL 6.8 micromol/L
LDH 75 U/L 1.25 mckat/L
ALT 12 U/L 0.20 mckat/L
AST 15 U/L 0.25 mckat/L
Blood SI Units
Serum iron 80 mcg/dL 14.32 mcmol/L
Total iron-binding capacity 325 mcg/dL 58.17 mcmol/L
Ferritin 125ng/mL 125 mcg/L