<prompt> Which of the following is not an appropriate investigation for anterior urethral stricture?Magnetic Resonance ImagingRetrograde urethrogramMicturating cystourethrogramHigh frequency ultrasound  <response>: A i.e. MRI Radiological Investigation for urethral stricture Retrograde urethrographyQ -It should not be done within 3-4 weeks of significant urethral trauma can cause extravasation of the dye into the spongy tissue, lymphatics veins of pelvis. -Mainstay of investigation. 