Complete Heart Block in Thyrotoxicosis, Is It a Manifestation of Thyroid Storm? A Case Report and Review of the Literature

Table 1

Results of blood investigations done during patient’s admission.

Laboratory investigation	Value	Reference range
White cell count	9.9 × 10^9	3.6–9.6 × 10^9/L
Hemoglobin	11.4 g/dL	12–14.5 g/dL
Platelets	431 × 10^9	140–440 × 10^9/L
Random blood sugar	7.1 mmol/L	3.6–8.9 mmol/L
Urea	3.6 mmol/L	3–7 umol/L
Creatinine	57 umol/L	53–118 umol/L
Calcium	2.44 mmol/L	2.13–2.63 mmol/L
Magnesium	0.79 mmol/L	0.74–1 mmol/L
Phosphorous	1.0 mmol/L	0.8–1.4 mmol/L
Sodium	135 mmol/L	140–148 mmol/L
Chloride	101 mmol/L	100–107 mmol/L
Potassium	4.8 mmol/L	3.6–5.2 mmol/L
Bicarbonate	23 mmol/L	21–30 mmol/L
Creatinine kinase	21 mmol/L	<67 u/L
Albumin	32 g/L	38–50 g/L
Globulin	50 g/L	15–30 g/L
Total bilirubin	56 umol/L	<18 umol/L
Alkaline phosphatase	102 u/L	50–135 u/L
Alanine aminotransferase	57 u/L	30–65 u/L
g-glutamyltransferase	32 u/L	5–85 u/L
ESR	60	0–20 mm/hr
Thyroid stimulation hormone	0.0 uIU/mL	0.25–5 uu/mL
Free T3	23.0 pmol/L	2.5–7.8 pmol/L
Free T4	94.6 pmol/L	6–24.5 pmol/L
Thyroglobulin	16.3 ug/L	3–42 ug/L