Radiation exposure is the least in the following procedure –: (A) Micturating cystourethrogram, (B) IVP, (C) Bilateral nephrostomogram, (D) Spiral CT for stones
Answer is A. Amongst the given options micturating cystourethrogram has least radiation exposure with number of chest x-ray equivalent of 60.
IVP has chest x-ray equivalent 120, nephrostomogram has x-ray eqiuvalent 170, and CT Plevis has x-ray equivalent 500.