Hypokalemic Periodic Paralysis Precipitated by Thyrotoxicosis and Renal Tubular Acidosis

Table 1

Initial laboratory values.

Lab	Result	Normal range
Sodium	142 mmol/L	135–144 mmol/L
Potassium	1.6 mmol/L	3.7–5.1 mmol/L
Chloride	114 mmol/L	96–110 mmol/L
CO2	16 mmol/L	22–32 mmol/L
Creatinine	0.92 mg/dL	0.5–1.6 mg/dL
Magnesium	2.3 mg/dL	1.8–2.6 mg/dL
Phosphorus	1.4 mg/dL	2.5–4.9 mg/dL
pH	7.25	7.35–7.45
pCO2	34 mmol/L	35–45 mmol/L
TSH	<0.005 UIU/mL	0.4–3.8 UIU/mL
T4, free	1.6 ng/dL	0.7–1.4 ng/dL