Afr J of Med Phy_Biomed Engrg_& Sc Vol 2_No 3

There is little documented information about the Radiation protection and monitoring in Radiology departments in Nigeria [1,2] only about 25% of radiation workers in Nigeria are monitored as at 1999 [3] the high cost of xray and C.T. units have greatly increased the use of refurbished X-Ray equipment . These units produce higher percentage variance between set exposure factors and actual output [4] Their output is higher than the European community (EC) reference values [5]. Scatter radiation is responsible for the major part of the radiation exposure to staff in radiology [6,7]. This is emitted more by these refurbished machines [5]. In addition to the problem of poor equipment maintenance and irregular quality control tests and measurements, there are Afr J Med Phy, Biomed Eng & Sc, 2010, 2, 95 97 95