Clinical tools

Calculators

Each tool calculates, shows its working, and cites its source. None of them interprets a result — reference intervals are method-, population- and laboratory-specific, and an interpretation offered to an unknown patient on unknown assays is not something a laboratory can stand behind.

In development

Listed so the direction is visible. These are not yet built and do not link.

  • Endocrine unit converter Conventional to SI across the LC-MS/MS panel, per analyte.
  • Free androgen index Inputs: total testosterone, SHBG
  • Albumin-corrected calcium Inputs: calcium, albumin
  • Calculated LDL cholesterol Inputs: total cholesterol, HDL, triglycerides
  • Estimated GFR Inputs: creatinine, cystatin C, age, sex
  • Steroid ratio calculator Inputs: cortisol, cortisone, DHT, testosterone, estradiol, estrone, DHEA