Hypocalcemia as a Cause of Complex Febrile Seizures in a Toddler

Table 2

Laboratory parameters of our patient.

Parameter	On admission	1^st day	2^nd day	Reference range
Hemoglobin	11.0	—	—	9.8–13.8 g/dL
Hematocrit	32.3			29.4–42.0%
MCV	82.4			68–90 fL
Platelets	406 000			158–470000/mm^3
White blood cells	17 000			3500–17000/mm^3
Absolute neutrophil count	11 798			1700–8700/mm^3
Lymphocytes	3281			2700–8700/mm^3
Serum Na	139	136	142	135–145 mmol/L
Serum K	4.8	4.3	4.4	3.5–5.0 mmol/L
Serum Ca	1.36	1.39	1.63	2.17–2.44 mmol/L
Serum phosphate	3.34	2.73	2.79	1.26–2.10 mmol/L
Serum Mg	0.68	0.59	0.63	0.65–1.05 mmol/L
Urea	16	6	—	11–36 mg/dL
Creatinine	0.26	0.22		<0.70 mg/dL
Albumin	45	40		36–52 g/L
CRP	21.4	55.4		<5 mg/L
Alkalic phosphatase	219	230		145–320 U/L
Gamma glutamyl transferase	12	—		6–19 U/L
Amylase	55			50–130 U/L
Parathormone	442.9			15–65 ng/L
Thyroid stimulating hormone	5.08			0.27–4.2 mIU/L
Free thyroxine	14.8			11.0–24.0 pmol/L
25-Hydroxyvitamin D	51.9			20–50 microg/L
pH	7.369	7.345	7.386	7.35–7.45
pCO2	35.7	38.4	34.1	36–44 mmHg
pO2	52.4	34.6	67.1	90–100 mmHg
Bicarbonate	20.6	21.0	20.4	22–26 mmol/L
Base excess	−4.1	−4.4	−4.0	−2–+2
Hb saturation	83.7	57.6	92.4	—
Methemoglobin	0.7	0.3	0.1	0.5–3.0%
Na	138	135	140	135–145 mmol/L
K	5.5	4.3	4.2	3.5–5.0 mmol/L
Cl	103	103	107	96–109 mmol/L
Ionized Ca	0.59	0.63	0.73	1.15–1.30 mmol/L