About This Calculator
Author
R.B. Payne et al.
First Published
1973
Evidence
Standard clinical practice
Category
Endocrinology
Original Study
Interpretation of serum calcium in patients with abnormal serum proteins (BMJ, 1973)
About
Corrects total serum calcium for hypoalbuminemia by adding 0.8 mg/dL per 1 g/dL albumin below 4.0.
Clinical Use
Estimating calcium in hypoalbuminemia. Ionized calcium is more accurate and preferred when available.
