The THAI Radiological Technologists and Nurses
Club in Vascular and Interventional Radiology

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rad:rem, Gy:Sv

Posted by Anek on September 13, 2010 at 12:13 AM

Rad : the unit of absorbed dose (Radiation absorbed dose)

1 Rad = X or gamma rays that deposits 100 ergs / gm in medium

SI unit : Gray (GY) : 1 Gy = 100 rad



Rem : the dose equivalent unit (Radiation equivalent man)

Rem = Rad x RBE

SI unti : Sievert (Sv) : 1 Sv = 100 rem


และ 1rad = 1rem

ดังนั้น 1Gy = 1Sv


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