Convert Milligray to Centigray
Type the number of milligrays that you wish to convert to centigrays.
How to Convert Milligrays to Centigrays
The milligray and centigray are both units of radiation dose. By definition, 1 centigray equals exactly 10 milligrays. This means to convert milligrays to centigrays, you divide by 10.
Formula
Step-by-Step Example
Convert 5 mGy to centigrays:
We need to convert milligrays to centigrays
Since 1 cGy = 10 mGy, divide by 10
5 ÷ 10 = 0.5
5 mGy = 0.5 cGy
Milligray to Centigray Conversion Table
Quick reference table for common milligray to centigray conversions. Click any value for detailed calculation.
| Milligrays (mGy) | Centigrays (cGy) |
|---|---|
| 1 mGy | 0.1 cGy |
| 2 mGy | 0.2 cGy |
| 5 mGy | 0.5 cGy |
| 10 mGy | 1 cGy |
| 15 mGy | 1.5 cGy |
| 20 mGy | 2 cGy |
| 25 mGy | 2.5 cGy |
| 50 mGy | 5 cGy |
| 100 mGy | 10 cGy |
About These Units
Milligray (mGy)
A milligray (mGy) equals 0.001 gray or 0.1 rad. Common medical imaging doses: CT scan 10-30 mGy, mammogram 2-3 mGy, fluoroscopy 20-50 mGy. Diagnostic reference levels often specified in mGy.
Centigray (cGy)
A centigray (cGy) equals 0.01 gray and exactly equals 1 rad. Standard unit in radiation oncology. Typical fraction: 180-200 cGy/day. Total treatment: 4,000-8,000 cGy. Prostate: 7,000-8,000 cGy. Breast: 5,000-6,000 cGy.
Frequently Asked Questions
How do I convert milligrays to centigrays?
To convert milligrays to centigrays, divide the value by 10. For example, 10 mGy = 1 cGy.
How many centigrays are in 1 milligray?
1 milligray equals 0.1 centigrays.
What is the formula for milligrays to centigrays?
The formula is: cGy = mGy ÷ 10.