What Is This Tool?
This converter facilitates transforming values from milligray (mGy) to centigray (cGy), both units measuring absorbed radiation dose. It helps users translate dose readings commonly used in diagnostic imaging into units frequently applied in therapeutic radiation planning.
How to Use This Tool?
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Enter the absorbed radiation dose in milligray (mGy) into the input field
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Select milligray as the original unit and centigray as the target unit
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Click the convert button to get the equivalent value in centigray (cGy)
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Use the results to support radiation dose reporting, treatment planning, or calibration tasks
Key Features
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Converts radiation dose values between milligray and centigray instantly
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Uses established conversion rate where 1 mGy equals 0.1 cGy
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Supports dose unit translation useful in medical, environmental, and physics contexts
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Browser-based and user-friendly interface for quick computations
Examples
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Convert 10 mGy: 10 mGy × 0.1 = 1 cGy
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Convert 50 mGy: 50 mGy × 0.1 = 5 cGy
Common Use Cases
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Reporting patient radiation dose from diagnostic imaging procedures like CT scans
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Monitoring absorbed doses during fluoroscopy and interventional radiology
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Prescribing and documenting therapeutic doses in external beam radiotherapy
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Calibrating radiation detectors and dosimeters in medical physics and radiation protection
Tips & Best Practices
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Double-check units to avoid confusion between diagnostic doses (mGy) and therapeutic doses (cGy)
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Use the conversion consistently to maintain clarity in dose documentation
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Understand the context to interpret dose values correctly, especially in clinical settings
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Regularly calibrate measurement devices to ensure accurate dose readings
Limitations
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Milligray represents smaller dose amounts than centigray, risking confusion if not handled carefully
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Measurement precision and clinical interpretation affect the practical accuracy of converted values
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Conversion does not reflect biological effects or treatment efficacy, only dose equivalence
Frequently Asked Questions
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What is the relationship between milligray and centigray?
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One milligray equals 0.1 centigray; both measure absorbed radiation dose with centigray being a larger unit.
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Why convert doses from mGy to cGy?
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Converting allows dose values from diagnostic imaging to be expressed on the therapeutic dose scale used in treatment planning and calibration.
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Can this conversion affect patient dose safety?
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The conversion itself does not affect safety, but proper unit understanding ensures accurate dose recording and interpretation, which is critical for safety.
Key Terminology
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Milligray (mGy)
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A unit of radiation dose equal to one thousandth of a gray, representing absorbed energy of ionizing radiation per kilogram.
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Centigray (cGy)
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A unit of absorbed radiation dose equal to one hundredth of a gray, commonly used in radiotherapy dose prescriptions.
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Gray (Gy)
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The SI unit of absorbed radiation dose, defined as one joule of radiation energy absorbed per kilogram of matter.