Atrial Fibrillation as a Rare Complication of the Use of Nifedipine as a Tocolytic Agent: A Case Report and Review of the Literature

Table 1

Laboratory results.

Laboratory test	Result	Normal range
Hemoglobin (g/dL)	10.4	11.7–15.5
Hematocrit (%)	30.8%	35–47%
CK-MB (ng/mL)	1.0	0.0–4.9
Total CK (U/L)	15	24–170
Ck relative index (Units)	6.7	0.0–2.4
Troponin I (ng/mL)	<0.01	0.00–0.04
Sodium (mmol/L)	134–146	142
Potassium (mmol/L)	4.2	3.5–5.0
D-dimer (ng/mL)	<255	340
AST (U/L)	17	0–41
ALT (U/L)	8	0–31
Magnesium (mg/dL)	1.7	1.8–2.6
TSH (uIU/mL)	1.95	0.49–4.67
T4 (ng/dL)	0.76	0.61–1.60