Flow Cytometric Test with Eosin-5-Maleimide for a Diagnosis of Hereditary Spherocytosis in a Newborn

Table 1

Red blood cell parameters and flow cytometry results of the patient and parents.

Red blood cell parameters	Normal control	Patient	Mother	Father
Hemoglobin (g/dL)	12.2	17.1	9.6	15.9
Hematocrit (%)	38.4	54.1	31.6	51.1
Red blood cell count (×10^6/mm^3)	4.44	5.19	2.94	5.64
MCV (fL)	86.5	104.2	107.5	90.6
MCH (pg)	27.5	32.9	32.7	28.2
MCHC (g/dL)	31.8	31.6	30.4	31.1
RDW (%)	13.1	18.4	24.5	14.8
Reticulocyte (%)	—	4.2	—	—
Fluorescence intensity (X-GMean)	755.92	519.31	636.37	748.07
Fluorescence ratio	1.00	0.69	0.84	0.99