CAS number 1098-45-9
PubChem 101967
ChemSpider 92121 YesY
Jmol-3D images Image 1
Molecular formula C21H36O2
Molar mass 320.51 g mol−1
 YesY (verify) (what is: YesY/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Pregnanetriol is a steroid.

Urine testing

Urine excretion of pregnanetriol can be measured over a period of 24 hours. Elevated urine pregnanetriol levels suggest adrenogenital syndrome. In monitoring treatment with cortisol replacement, elevated urine pregnanetriol levels indicate insufficient dosage of cortisol.[1]

Reference ranges

For females:[1]

  • 0 to 5 years: < 0.1 mg/24 hours
  • 6 to 9 years: < 0.3 mg/24 hours
  • 10 to 15 years: 0.1 to 0.6 mg/24 hours
  • 16 years and older: 0 to 1.4 mg/ 24 hours.

For males:[1]

  • 0 to 5 years: < 0.1 mg/24 hours
  • 6 to 9 years: < 0.3 mg/24 hours
  • 10 to 15 years: 0.2 to 0.6 mg/24 hours
  • 16 years and older: 0.2 to 2 mg/ 24 hours


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