Converter group

Radiology Converters

Radiation - Absorbed Dose Converter

Value

From

Result

... Attogray = ... Milligray

Result

... Attogray

... Milligray

Value

FromTo

From Unit:

To Unit:

Use this page to convert attogray values into milligray, with background details, formulas, a worked example, and a quick conversion table.

1 aGy = 1e-15 mGy

1 mGy = 1,000,000,000,000,000 aGy

Example: 1 aGy = 1e-15 mGy

One attogray is one quintillionth of a gray (1.0E-18 grays).

History: SI prefix atto- applied to the gray.

Current use: Purely theoretical.

Also written as aGy.

One milligray is equal to 0.001 grays.

History: Standard SI prefix applied to the gray.

Current use: Commonly used in diagnostic radiology to express patient doses (e.g., CT scans).

Also written as mGy, milligrays.