Convert Milligrays to Microrads

Convert Milligrays (mGy) to Microrads (µrad) instantly and accurately.

Milligrays (mGy)
Microrads (µrad)

Conversion Formula

µrad = mGy × 100000

About Milligrays

The milligray (mGy) equals 10⁻³ Gy and is the standard unit for diagnostic radiology patient doses. CT head scan ~20-60 mGy; abdominal CT ~10-30 mGy; mammography mean glandular dose ~1-3 mGy. IAEA and EU medical exposure directives set diagnostic reference levels in mGy. 1 mGy = 10⁻³ Gy = 0.1 rad.

About Microrads

The microrad (µrad) equals 10⁻⁶ rad = 10⁻⁸ Gy. Used in legacy US radiological instrumentation calibration documentation for very low-level survey instrument thresholds; some older NRC and EPA radiation protection records quote environmental dose rates in µrad/h when modern instruments report nGy/h. 1 µrad = 10⁻⁸ Gy = 10⁻² µGy.

Quick Reference Table

Milligrays (mGy)Microrads (µrad)
1 mGy100000 µrad
2 mGy200000 µrad
5 mGy500000 µrad
10 mGy1000000 µrad
25 mGy2500000 µrad
50 mGy5000000 µrad
100 mGy10000000 µrad

→ Full Absorbed Dose Converter