Table 1. Initial laboratory findings during the emergency department visit.

Complete blood count	Reference range	Patient values
White blood cell (WBC)	4-11 k/µL	20.6
Hemoglobin	12-16 g/dL	12.9
Red blood cell (RBC) count	4.2-5.5 Mil/µL	4.83
Hematocrit	37-47%	41.5
Mean corpuscular volume (MCV)	80-94 fL	86
Mean corpuscular hemoglobin (MCH)	27-32 pg	26.7
Mean corpuscular hemoglobin concentration (MCHC)	32-36 g/dL	31
Red cell distribution width (RDW)	11.5-14.5%	12.4
Platelet	140-450 k/µL	499
Mean platelet volume (MPV)	7.2-11.1 fL	6.9
Point-of-care testing (POCT) glucose	70-140 mg/dL	291
Hemoglobin A1c (HbA1c)	4-6%	17.4
C-reactive protein (CRP)	0.1-0.5 mg/dL	14.6
Erythrocyte sedimentation rate (ESR)	0-20 mm/hr	108
Procalcitonin	Less than 0.1 ng/mL	0.48