Congenital Adrenal Hyperplasia (CAH) Metabolic Control Calculator

Monitors 21-hydroxylase deficiency CAH treatment adequacy using 17-OHP, androstenedione, renin/aldosterone ratio, and growth parameters to optimize hydrocortisone and fludrocortisone dosing.

Weight
Height
Clinical Guidance

BMI is a screening measure of body size, not a direct measure of body fat. The standard WHO categories are underweight (<18.5), normal (18.5–24.9), overweight (25–29.9), and obese (≥30).

BMI can overestimate body fat in athletes with high muscle mass and underestimate it in older adults with low muscle mass. Interpret it alongside waist circumference and clinical context rather than as a standalone diagnosis.

⚕ Clinical Disclaimer: These calculators are for educational and reference purposes only. Always verify results with qualified clinical judgment and current clinical guidelines. Do not use as a sole basis for medical decisions.
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How It Works

Monitors 21-hydroxylase deficiency CAH treatment adequacy using 17-OHP, androstenedione, renin/aldosterone ratio, and growth parameters to optimize hydrocortisone and fludrocortisone dosing

Each component has a specific meaning:

  • 17-OHP — The 17-ohp recorded for the scenario being assessed.
  • Androstenedione — The androstenedione recorded for the scenario being assessed.
  • Renin/aldosterone ratio — The renin/aldosterone ratio recorded for the scenario being assessed.
  • Growth parameters — The growth parameters recorded for the scenario being assessed.

Note: Interpret the cah control monitor result against the thresholds and context described above.

How to Use

Enter the 17-OHP, androstenedione, renin/aldosterone ratio, growth parameters for the scenario you are assessing. Monitors 21-hydroxylase deficiency CAH treatment adequacy using 17-OHP, androstenedione, renin/aldosterone ratio, and growth parameters to optimize hydrocortisone and fludrocortisone dosing. Use the cah control monitor result to inform your calculation.

Frequently Asked Questions