Radiology Urogenital System 073bd6ac Which of the following is characterized by 'Cobra head deformity'? A Cystitis B Ureterocele C Bladder tumour D Posterior urethral valve High-Yield Explanation Ans. is 'b' i.e. Ureterocele Adder head or cobra head appearance on excretory urography is typical of Ureterocele. Image: IVP Image: USG